California · Mensual
Septiembre 2026
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1 Mensajes clave y sinopsis climática
Fuente: NOAA NCEI
Fuente: NOAA NCEI
2 Condiciones globales y forzantes climáticos
Anomalía de la temperatura superficial del mar, Septiembre 2026 (°C, 1991–2020)

Fuente: NOAA NCEI / PSL
Anomalía de temperatura del mar en las regiones Niño (°C)
| Región | Anomalía (°C) | Cambio respecto al periodo anterior (°C) |
|---|---|---|
| Niño 1+2 | 4.7 | 0.6 |
| Niño 3 | 3.6 | 0.5 |
| Niño 3.4 | 2.8 | 0.3 |
| Niño 4 | 0.9 | 0.0 |
Promedio de los meses del periodo (OISST v2.1)
Fuente: NOAA CPC
Condiciones de El Niño de intensidad muy fuerte: el Índice Oceánico de El Niño (ONI) de JAS 2026 fue de +2.2 °C.
Fuente: NOAA CPC
Anomalía mensual de Niño 3.4, últimos 24 meses (°C)

Fuente: NOAA CPC
Diagrama de fases de la MJO (OMI en tiempo real)

Fuente: NOAA PSL
Índices de teleconexión
| Índice | Valor | Fase |
|---|---|---|
| NAO | 0.5 | Positiva |
| AO | 1.2 | Positiva |
| PDO | −1.6 | Negativa |
Oscilación del Atlántico Norte (NAO); Oscilación Ártica (AO); Oscilación Decadal del Pacífico (PDO).
Fuente: NOAA CPC, NOAA NCEI
La anomalía de Niño 3.4 fue de +2.84 °C (+0.32 °C respecto al periodo anterior).
La MJO estuvo activa en 3 de 30 días, sobre todo en la fase 2 (océano Índico); amplitud media de 0.7.
Otros índices: NAO +0.53 (fase positiva); AO +1.16 (fase positiva); PDO −1.55 (fase negativa).
3 Precipitación
Fuente: NOAA NCEI
Precipitación acumulada

Fuente: NOAA NCEI
Porcentaje de la precipitación normal (1991–2020)

Fuente: NOAA NCEI
Porcentaje de lo normal por condado

Fuente: NOAA NCEI
Precipitación por región
| Región | Acumulado (mm) | Normal (mm) | Diferencia (%) | Categoría |
|---|---|---|---|---|
| Cuenca de la Costa Norte | 25.0 | 12.9 | 93.4 | Mucho más de lo normal |
| Cuenca del Sacramento | 13.8 | 9.1 | 51.2 | Más de lo normal |
| Cuencas interiores del noreste | 12.6 | 9.6 | 31.8 | Más de lo normal |
| Cuenca de la Costa Central | 0.6 | 1.7 | −62.4 | Mucho menos de lo normal |
| Cuenca del San Joaquín | 1.9 | 4.0 | −51.4 | Menos de lo normal |
| Cuenca de la Costa Sur | 8.5 | 3.3 | 159.2 | Mucho más de lo normal |
| Cuenca desértica del sureste | 13.8 | 6.4 | 114.6 | Mucho más de lo normal |
Fuente: NOAA NCEI
Estaciones con mayor exceso de precipitación
| Región | Condado | Estación | Altitud (m) | Anomalía (%) |
|---|---|---|---|---|
| Cuenca de la Costa Sur | Los Angeles | Torrance AP | 27.0 | 2903.9 |
| Cuenca de la Costa Sur | Los Angeles | Burbank Glendale Pasadena AP | 223.0 | 1239.6 |
| Cuenca de la Costa Sur | Los Angeles | Culver City | 28.0 | 1132.5 |
| Cuenca de la Costa Sur | Los Angeles | Van Nuys AP | 239.0 | 768.6 |
| Cuenca desértica del sureste | San Bernardino | Chino AP | 194.0 | 768.4 |
| Cuenca de la Costa Sur | Los Angeles | Long Beach Daugherty AP | 10.0 | 734.4 |
| Cuenca de la Costa Sur | Los Angeles | U C L A | 131.0 | 689.5 |
| Cuenca de la Costa Sur | Los Angeles | Santa Monica Muni AP | 53.0 | 546.4 |
| Cuenca de la Costa Sur | Orange | Fullerton Muni AP | 26.0 | 523.8 |
| Cuenca de la Costa Sur | Los Angeles | Los Angeles Intl AP | 30.0 | 516.4 |
Fuente: NOAA NCEI
Estaciones con mayor déficit de precipitación
| Región | Condado | Estación | Altitud (m) | Anomalía (%) |
|---|---|---|---|---|
| Cuenca del San Joaquín | Kern | Glennville | 957.0 | −100.0 |
| Cuenca desértica del sureste | Riverside | Hayfield Pumping Plt | 418.0 | −100.0 |
| Cuenca del San Joaquín | Tulare | Lemon Cove | 156.0 | −100.0 |
| Cuenca de la Costa Sur | Santa Barbara | Santa Barbara | 5.0 | −100.0 |
| Cuenca del San Joaquín | Stanislaus | Modesto AP | 26.0 | −100.0 |
| Cuenca del San Joaquín | Kern | Bakersfield 5 NW | 143.0 | −100.0 |
| Cuenca de la Costa Central | Monterey | Big Sur Stn | 61.0 | −100.0 |
| Cuenca de la Costa Sur | Los Angeles | Burbank Valley Pump Plt | 200.0 | −100.0 |
| Cuenca de la Costa Sur | Santa Barbara | Cachuma Lake | 240.0 | −100.0 |
| Cuenca del Sacramento | Yolo | Davis 2 WSW Exp Farm | 18.0 | −100.0 |
Fuente: NOAA NCEI
Mayores lluvias en 24 horas en estaciones
| Estación | Condado | Lluvia máxima en 24 h (mm) | Fecha |
|---|---|---|---|
| Bowman Dam | Nevada | 57.5 | 04/09/2026 |
| Downieville | Sierra | 51.8 | 03/09/2026 |
| Crescent City Mcnamara AP | Del Norte | 51.8 | 02/09/2026 |
| Torrance AP | Los Angeles | 39.4 | 06/09/2026 |
| Mccloud | Siskiyou | 36.8 | 03/09/2026 |
| Burbank Glendale Pasadena AP | Los Angeles | 35.8 | 06/09/2026 |
| Strawberry Valley 2 | Butte | 35.6 | 04/09/2026 |
| Joshua Tree | San Bernardino | 33.5 | 25/09/2026 |
| Volta Ph | Shasta | 29.6 | 04/09/2026 |
| Blue Canyon Nyack AP | Placer | 29.2 | 04/09/2026 |
Fuente: NOAA NCEI
Precipitación diaria promedio estatal

Fuente: NOAA NCEI
Lámina diaria estatal y máximo diario en la malla
| Día | Promedio estatal (mm) | Máximo en la malla (mm) | Condado |
|---|---|---|---|
| 01/09/2026 | 0.0 | 1.1 | Tulare |
| 02/09/2026 | 0.2 | 6.4 | Siskiyou |
| 03/09/2026 | 2.2 | 52.4 | Del Norte |
| 04/09/2026 | 2.8 | 37.4 | Modoc |
| 05/09/2026 | 0.3 | 18.1 | Placer |
| 06/09/2026 | 0.3 | 16.0 | San Bernardino |
| 07/09/2026 | 2.0 | 28.5 | San Bernardino |
| 08/09/2026 | 0.0 | 1.9 | Los Angeles |
| 09/09/2026 | 0.0 | 2.4 | Madera |
| 10/09/2026 | 0.0 | 1.5 | Inyo |
| 11/09/2026 | 0.0 | 1.1 | Los Angeles |
| 12/09/2026 | 0.0 | 0.0 | Del Norte |
| 13/09/2026 | 0.0 | 8.3 | Del Norte |
| 14/09/2026 | 0.0 | 0.0 | Del Norte |
| 15/09/2026 | 0.0 | 2.0 | Fresno |
| 16/09/2026 | 0.0 | 0.0 | Del Norte |
| 17/09/2026 | 0.0 | 4.1 | Siskiyou |
| 18/09/2026 | 0.0 | 1.1 | Siskiyou |
| 19/09/2026 | 0.0 | 0.0 | Del Norte |
| 20/09/2026 | 0.1 | 5.7 | Los Angeles |
| 21/09/2026 | 0.0 | 5.4 | Inyo |
| 22/09/2026 | 0.4 | 14.7 | Fresno |
| 23/09/2026 | 0.0 | 1.3 | Tulare |
| 24/09/2026 | 0.3 | 15.2 | San Bernardino |
| 25/09/2026 | 0.7 | 37.0 | Del Norte |
| 26/09/2026 | 0.1 | 2.5 | Siskiyou |
| 27/09/2026 | 0.0 | 0.0 | Del Norte |
| 28/09/2026 | 0.2 | 9.8 | Imperial |
| 29/09/2026 | 0.8 | 26.6 | San Bernardino |
| 30/09/2026 | 0.7 | 19.6 | San Bernardino |
Fuente: NOAA NCEI
Precipitación estatal en septiembre de cada año

Fuente: NOAA NCEI
La precipitación acumulada en el estado fue de 11.3 mm, el 167 % de su promedio 1991–2020 (6.8 mm), categoría «mucho más de lo normal». Fue el 16.º septiembre más lluvioso de la serie 1979–2026.
La región con mayor porcentaje respecto a su normal fue Cuenca de la Costa Sur (259 %) y la de menor porcentaje, Cuenca de la Costa Central (38 %).
El mayor acumulado diario en la malla se estimó el 3 de septiembre en Del Norte (52.4 mm).
Fuente: NOAA NCEI
4 Temperatura
Fuente: NOAA NCEI
Temperatura media

Fuente: NOAA NCEI
Anomalía de temperatura media (1991–2020)

Fuente: NOAA NCEI
Anomalía de temperatura media por región

Fuente: NOAA NCEI
Estaciones con mayor anomalía positiva
| Región | Condado | Estación | Altitud (m) | Anomalía (°C) |
|---|---|---|---|---|
| Cuenca de la Costa Sur | Los Angeles | Culver City | 28.0 | 2.9 |
| Cuenca de la Costa Sur | Los Angeles | Torrance AP | 27.0 | 2.6 |
| Cuenca de la Costa Sur | Ventura | Oxnard Ventura Co AP | 12.0 | 2.5 |
| Cuenca de la Costa Sur | Santa Barbara | Santa Barbara Muni AP | 2.0 | 2.5 |
| Cuenca de la Costa Sur | Los Angeles | Hawthorne Muni AP | 17.0 | 2.4 |
| Cuenca de la Costa Sur | Santa Barbara | Santa Barbara | 5.0 | 2.4 |
| Cuenca de la Costa Sur | Los Angeles | Los Angeles Intl AP | 30.0 | 2.3 |
| Cuenca de la Costa Sur | Los Angeles | Santa Monica Muni AP | 53.0 | 2.2 |
| Cuenca de la Costa Sur | Ventura | Pt Mugu Nf | 4.0 | 2.2 |
| Cuenca de la Costa Sur | San Diego | Oceanside Muni AP | 9.0 | 2.1 |
Fuente: NOAA NCEI
Estaciones con mayor anomalía negativa
| Región | Condado | Estación | Altitud (m) | Anomalía (°C) |
|---|---|---|---|---|
| Cuenca del Sacramento | Placer | Blue Canyon Nyack AP | 1611.0 | −2.4 |
| Cuenca de la Costa Norte | Siskiyou | Yreka | 827.0 | −2.3 |
| Cuenca de la Costa Norte | Siskiyou | Montague Siskiyou AP | 806.0 | −2.3 |
| Cuenca de la Costa Sur | Los Angeles | Sandberg | 1375.0 | −2.0 |
| Cuenca de la Costa Central | Santa Clara | Mt Hamilton | 1286.0 | −2.0 |
| Cuenca del San Joaquín | Tuolumne | New Melones Dam Hq | 293.0 | −1.9 |
| Cuenca del San Joaquín | Fresno | Friant Government Camp | 131.0 | −1.8 |
| Cuenca del San Joaquín | Tuolumne | Sonora | 510.0 | −1.8 |
| Cuenca del Sacramento | Tehama | Red Bluff Muni AP | 108.0 | −1.7 |
| Cuenca del Sacramento | Shasta | Redding AP | 153.0 | −1.6 |
Fuente: NOAA NCEI
Anomalía de la temperatura media estatal en septiembre de cada año

Fuente: NOAA NCEI
La temperatura media estatal fue de 20.8 °C, 0.3 °C por debajo del promedio 1991–2020 (21.2 °C), categoría «normal». Fue el 17.º septiembre más frío de la serie 1979–2026 (empatado con 2006, 2016).
Por regiones, la mayor anomalía se registró en Cuenca de la Costa Sur (+0.7 °C) y la menor en Cuenca del Sacramento (−1.2 °C).
Fuente: NOAA NCEI
Fuente: NOAA NCEI
Anomalía de temperatura máxima (1991–2020)

Fuente: NOAA NCEI
Valores extremos de la temperatura máxima media mensual por región
| Región | Valor mínimo (°C) | Estación | Valor máximo (°C) | Estación |
|---|---|---|---|---|
| Cuenca de la Costa Norte | 18.0 | Arcata Eureka AP | 30.5 | Potter Valley Powerhouse |
| Cuenca del Sacramento | 19.3 | Tahoma | 31.7 | Winters |
| Cuenca de la Costa Central | 17.8 | San Francisco Oceanside | 31.7 | Tracy Pumping Plt |
| Cuenca del San Joaquín | 19.8 | Grant Grove | 35.8 | Newman |
| Cuenca de la Costa Sur | 22.5 | San Nicolas Is | 32.2 | Cachuma Lake |
| Cuenca desértica del sureste | 19.5 | Aspendell | 41.2 | Death Valley Np |
Promedio mensual por estación (GHCN-Daily, ≥ 80 % de días con datos).
Fuente: NOAA NCEI
Marcha diaria de la temperatura máxima estatal

Fuente: NOAA NCEI
La temperatura máxima estatal fue de 28.3 °C, 0.8 °C por debajo del promedio 1991–2020 (29.2 °C), categoría «ligeramente por debajo de la norma». Fue el 11.º septiembre más frío de la serie 1979–2026 (empatado con 1980, 2013, 2017).
Por regiones, la mayor anomalía se registró en Cuenca de la Costa Sur (+0.2 °C) y la menor en Cuenca del Sacramento (−1.7 °C).
Fuente: NOAA NCEI
Fuente: NOAA NCEI
Anomalía de temperatura mínima (1991–2020)

Fuente: NOAA NCEI
Valores extremos de la temperatura mínima media mensual por región
| Región | Valor mínimo (°C) | Estación | Valor máximo (°C) | Estación |
|---|---|---|---|---|
| Cuenca de la Costa Norte | 5.2 | Ft Jones Rs | 12.6 | San Rafael-Civic Ctr |
| Cuenca del Sacramento | 2.4 | S Lake Tahoe AP | 14.8 | Oroville Muni AP |
| Cuenca de la Costa Central | 9.2 | Pinnacles Np | 15.3 | Hearst Castle |
| Cuenca del San Joaquín | 6.1 | Glennville | 17.5 | Bakersfield AP |
| Cuenca de la Costa Sur | 10.0 | Henshaw Dam | 20.8 | N Is Nas |
| Cuenca desértica del sureste | 7.0 | Aspendell | 27.5 | Death Valley Np |
Promedio mensual por estación (GHCN-Daily, ≥ 80 % de días con datos).
Fuente: NOAA NCEI
Marcha diaria de la temperatura mínima estatal

Fuente: NOAA NCEI
La temperatura mínima estatal fue de 13.3 °C, 0.1 °C por encima del promedio 1991–2020 (13.1 °C), categoría «normal». Fue el 24.º septiembre más cálido de la serie 1979–2026.
Por regiones, la mayor anomalía se registró en Cuenca de la Costa Sur (+1.1 °C) y la menor en Cuenca del Sacramento (−0.7 °C).
Fuente: NOAA NCEI
5 Extremos climáticos y récords
Fuente: NOAA NCEI
Temperatura máxima más alta por condado
| Condado | Estación | Temperatura (°C) | Fecha |
|---|---|---|---|
| Inyo | Stovepipe Wells 1 SW | 47.3 | 10/09/2026 |
| Imperial | Imperial Co AP | 45.0 | 10/09/2026 |
| Riverside | Blythe Asos | 45.0 | 10/09/2026 |
| San Bernardino | Needles AP | 45.0 | 10/09/2026 |
| Merced | Newman | 43.9 | 10/09/2026 |
| San Diego | Borrego Desert Park | 43.9 | 10/09/2026 |
| Santa Barbara | Cachuma Lake | 42.8 | 10/09/2026 |
| Fresno | Fresno 5 NE | 42.2 | 11/09/2026 |
| Orange | Fullerton Muni AP | 42.2 | 09/09/2026 |
| Yolo | Davis 2 WSW Exp Farm | 42.2 | 11/09/2026 |
| Kern | China Lake Naf | 41.7 | 10/09/2026 |
| Kings | Lemoore Reeves Nas | 41.7 | 10/09/2026 |
| Los Angeles | Long Beach Daugherty AP | 41.7 | 09/09/2026 |
| San Luis Obispo | San Luis Obispo Mcchesney Fld | 41.7 | 09/09/2026 |
| Solano | Vacaville/Nut Tree AP Asos | 41.7 | 10/09/2026 |
| Tulare | Lemon Cove | 41.7 | 11/09/2026 |
| Sacramento | Sacramento Metro AP | 41.1 | 10/09/2026 |
| San Joaquin | Stockton AP | 41.1 | 10/09/2026 |
| Butte | Oroville Muni AP | 40.6 | 10/09/2026 |
| Madera | Madera Muni AP | 40.6 | 10/09/2026 |
Los 20 valores más extremos de 51.
Fuente: NOAA NCEI
Temperatura mínima más baja por condado
| Condado | Estación | Temperatura (°C) | Fecha |
|---|---|---|---|
| Nevada | Boca | −3.9 | 14/09/2026 |
| Tuolumne | Tuolumne Meadows Rs | −3.9 | 18/09/2026 |
| Modoc | Alturas Muni AP | −2.8 | 28/09/2026 |
| El Dorado | S Lake Tahoe AP | −2.2 | 14/09/2026 |
| Sierra | Sierraville Rs | −1.1 | 21/09/2026 |
| Siskiyou | Tulelake | −1.1 | 14/09/2026 |
| Placer | Tahoe City | 0.6 | 18/09/2026 |
| Plumas | Quincy | 1.7 | 28/09/2026 |
| Shasta | Dunsmuir Trtmt Pl | 2.2 | 27/09/2026 |
| Inyo | Aspendell | 2.8 | 29/09/2026 |
| Lassen | Susanville 2SW | 2.8 | 05/09/2026 |
| Kern | Glennville | 3.3 | 03/09/2026 |
| Mariposa | So Entrance Yosemite Np | 3.3 | 18/09/2026 |
| Mono | Lee Vining | 3.3 | 30/09/2026 |
| San Bernardino | Barstow | 3.3 | 14/09/2026 |
| San Diego | Campo | 3.3 | 19/09/2026 |
| San Benito | Pinnacles Np | 3.9 | 27/09/2026 |
| Fresno | Friant Government Camp | 4.4 | 23/09/2026 |
| Monterey | Big Sur Stn | 5.0 | 28/09/2026 |
| Tulare | Grant Grove | 5.0 | 03/09/2026 |
Los 20 valores más extremos de 52.
Fuente: NOAA NCEI
Récords de estación superados
| Estación | Condado | Variable | Nuevo valor | Fecha | Récord anterior | Fecha anterior |
|---|---|---|---|---|---|---|
| Barstow | San Bernardino | Temperatura mínima más baja | 3.3 | 14/09/2026 | 4.4 | 30/09/1982 |
| Sonora | Tuolumne | Temperatura mínima más baja | 0.6 | 18/09/2026 | 1.7 | 25/09/1920 |
| Burbank Glendale Pasadena AP | Los Angeles | Lluvia máxima en 24 h | 35.8 | 06/09/2026 | 26.4 | 15/09/2015 |
| Oceanside Muni AP | San Diego | Temperatura máxima más alta | 37.2 | 09/09/2026 | 36.7 | 10/09/2015 |
Valor diario más extremo del periodo frente al mismo periodo de todos los años previos del registro (al menos 20 años; para las semanas, el mismo mes).
Fuente: NOAA NCEI
Índices de extremos climáticos (promedio estatal)
| Índice | Descripción | Valor | Normal | Diferencia | Unidad |
|---|---|---|---|---|---|
| TX90p | Días cálidos (máxima > percentil 90) | 7.5 | 10.0 | −2.5 | % |
| TN90p | Noches cálidas (mínima > percentil 90) | 12.6 | 10.0 | 2.6 | % |
| TX10p | Días frescos (máxima < percentil 10) | 14.0 | 10.0 | 4.0 | % |
| TN10p | Noches frías (mínima < percentil 10) | 8.3 | 10.0 | −1.7 | % |
| FD | Días con helada (mínima < 0 °C) | 0.2 | 0.4 | −0.2 | d |
| SU | Días de verano (máxima > 25 °C) | 21.4 | 22.8 | −1.4 | d |
| TR | Noches tropicales (mínima > 20 °C) | 4.6 | 3.9 | 0.7 | d |
| WSDI | Días en rachas cálidas (≥ 6 días) | 0.0 | — | — | d |
| CSDI | Días en rachas frías (≥ 6 días) | 0.2 | — | — | d |
| Rx1day | Lluvia máxima en 1 día | 6.8 | 4.1 | 2.7 | mm |
| Rx5day | Lluvia máxima en 5 días | 9.0 | 5.8 | 3.2 | mm |
| CDD | Días secos consecutivos (< 1 mm) | 24.2 | 25.1 | −0.9 | d |
| CWD | Días húmedos consecutivos (≥ 1 mm) | 1.2 | 0.8 | 0.4 | d |
Índices de percentil respecto a los percentiles diarios de 1991–2020 (ventana de 5 días); conteos y máximos promediados sobre las celdas del estado.
Fuente: NOAA NCEI
Días con helada por región

Fuente: NOAA NCEI
6 Sequía
Monitor de Sequía de EE. UU., 29 de septiembre de 2026

Fuente: National Drought Mitigation Center, USDA, NOAA
Proporción del estado por categoría de sequía, mapas semanales del Monitor de Sequía de EE. UU. (%)
| Mapa del | Sin sequía (%) | D0–D4 (%) | D1–D4 (%) | D2–D4 (%) | D3–D4 (%) | D4 (%) |
|---|---|---|---|---|---|---|
| 01/09/2026 | 34.8 | 65.2 | 18.8 | 1.3 | 0.0 | 0.0 |
| 08/09/2026 | 34.8 | 65.2 | 18.8 | 1.3 | 0.0 | 0.0 |
| 15/09/2026 | 34.8 | 65.2 | 22.3 | 0.0 | 0.0 | 0.0 |
| 22/09/2026 | 30.2 | 69.8 | 23.3 | 0.0 | 0.0 | 0.0 |
| 29/09/2026 | 27.9 | 72.1 | 23.3 | 0.0 | 0.0 | 0.0 |
Proporciones acumuladas: D1–D4 es la proporción con sequía moderada o peor.
Fuente: National Drought Mitigation Center, USDA, NOAA
Condados con la sequía más severa, Monitor de Sequía de EE. UU. del 29 de septiembre de 2026 (% del condado)
| Condado | D0–D4 (%) | D1–D4 (%) | D2–D4 (%) | D3–D4 (%) | D4 (%) |
|---|---|---|---|---|---|
| Modoc | 100.0 | 100.0 | 0.0 | 0.0 | 0.0 |
| Siskiyou | 100.0 | 89.9 | 0.0 | 0.0 | 0.0 |
| Lassen | 100.0 | 58.5 | 0.0 | 0.0 | 0.0 |
| Inyo | 100.0 | 55.7 | 0.0 | 0.0 | 0.0 |
| Imperial | 100.0 | 54.5 | 0.0 | 0.0 | 0.0 |
| San Bernardino | 88.5 | 53.3 | 0.0 | 0.0 | 0.0 |
| Riverside | 76.0 | 48.6 | 0.0 | 0.0 | 0.0 |
| Del Norte | 100.0 | 38.7 | 0.0 | 0.0 | 0.0 |
| Sierra | 100.0 | 22.1 | 0.0 | 0.0 | 0.0 |
| Placer | 100.0 | 10.9 | 0.0 | 0.0 | 0.0 |
Proporciones acumuladas: D1–D4 es la proporción con sequía moderada o peor.
Fuente: National Drought Mitigation Center, USDA, NOAA
Índice Estandarizado de Precipitación (SPI) al cierre de septiembre 2026

Fuente: NOAA NCEI
Porcentaje del territorio por categoría de SPI

Fuente: NOAA NCEI
Monitor de Sequía de EE. UU., mapa del 29 de septiembre de 2026: el 23 % del estado con sequía (D1–D4), el 0 % con sequía severa o peor (D2–D4) y el 0 % con sequía extrema o excepcional (D3–D4); el 72 % estaba anormalmente seco o con sequía (D0–D4).
En el mapa del 25 de agosto de 2026, el 14 % del estado estaba con sequía: un cambio de +9 puntos en el periodo.
SPI-3 (Jul–Sep 2026): promedio estatal de +0.29; el 0 % del estado con sequía (SPI ≤ −1.0) y el 0 % con sequía severa o extrema.
Ningún condado promedió un SPI-3 menor que −1.0.
SPI-1 (septiembre 2026): el 0 % del estado con sequía.
SPI-6 (Abr–Sep 2026): el 1 % del estado con sequía.
SPI-12 (Oct 2025–Sep 2026): el 1 % del estado con sequía.
7 Eventos notables y tiempo severo
Ningún ciclón tropical se acercó a menos de 300 km del estado.
9 Perspectivas
Perspectiva para octubre 2026: tercil más probable

Fuente: NOAA CPC
Perspectiva para Oct–Dic 2026: tercil más probable

Fuente: NOAA CPC
Probabilidad de cada tercil por región, Oct–Dic 2026 (%)
| Región | Precipitación: inferior | Precipitación: normal | Precipitación: superior | Temp.: inferior | Temp.: normal | Temp.: superior |
|---|---|---|---|---|---|---|
| Cuenca de la Costa Norte | 31.0 | 36.0 | 33.0 | 9.0 | 22.0 | 69.0 |
| Cuenca del Sacramento | 32.0 | 34.0 | 33.0 | 6.0 | 25.0 | 69.0 |
| Cuencas interiores del noreste | 31.0 | 33.0 | 36.0 | 6.0 | 24.0 | 70.0 |
| Cuenca de la Costa Central | 26.0 | 36.0 | 38.0 | 9.0 | 23.0 | 67.0 |
| Cuenca del San Joaquín | 28.0 | 35.0 | 37.0 | 5.0 | 27.0 | 68.0 |
| Cuenca de la Costa Sur | 27.0 | 34.0 | 39.0 | 6.0 | 24.0 | 70.0 |
| Cuenca desértica del sureste | 29.0 | 33.0 | 38.0 | 7.0 | 29.0 | 64.0 |
Fuente: NOAA CPC
Pronóstico de ENOS: probabilidad de cada fase (%)

Fuente: NOAA CPC
Perspectiva probabilística del conjunto multimodelo norteamericano (NMME), inicializada en octubre 2026, respecto a los terciles de 1991–2020. No es un pronóstico oficial: consulte al National Weather Service y al Climate Prediction Center de la NOAA.
Precipitación, octubre 2026: se favorece un valor superior a lo normal en el 0 % del estado e inferior a lo normal en el 41 %.
Temperatura media, octubre 2026: se favorece un valor superior a lo normal en el 100 % del estado e inferior a lo normal en el 0 %.
Precipitación, Oct–Dic 2026: se favorece un valor superior a lo normal en el 22 % del estado e inferior a lo normal en el 0 %.
Temperatura media, Oct–Dic 2026: se favorece un valor superior a lo normal en el 100 % del estado e inferior a lo normal en el 0 %.
Probabilidad de El Niño según el pronóstico oficial de ENOS: SON 100 %, OND 100 %, NDJ 100 % y DJF 100 %.
10 Anexos
Regiones climáticas del reporte

Precipitación mensual por condado (mm)
| Condado | Ene | Feb | Mar | Abr | May | Jun | Jul | Ago | Sep |
|---|---|---|---|---|---|---|---|---|---|
| Alameda | 68.0 | 92.9 | 1.7 | 82.5 | 11.8 | 0.3 | 0.0 | 0.0 | 1.4 |
| Alpine | 86.6 | 146.3 | 22.4 | 115.4 | 40.6 | 1.1 | 18.1 | 16.7 | 4.2 |
| Amador | 117.4 | 177.9 | 8.2 | 174.3 | 28.7 | 0.7 | 1.3 | 1.8 | 2.5 |
| Butte | 164.6 | 206.2 | 3.8 | 197.3 | 32.6 | 1.2 | 0.0 | 0.0 | 10.6 |
| Calaveras | 112.6 | 168.8 | 4.7 | 147.7 | 22.7 | 0.1 | 0.4 | 1.2 | 0.9 |
| Colusa | 84.7 | 133.4 | 0.5 | 99.5 | 12.6 | 0.0 | 0.2 | 0.3 | 1.9 |
| Contra Costa | 57.6 | 81.8 | 1.8 | 67.8 | 10.1 | 0.1 | 0.0 | 0.0 | 2.0 |
| Del Norte | 138.6 | 302.2 | 38.5 | 103.8 | 12.4 | 15.1 | 0.1 | 0.2 | 94.6 |
| El Dorado | 139.5 | 200.6 | 17.8 | 186.4 | 43.0 | 1.0 | 7.2 | 3.4 | 6.0 |
| Fresno | 66.6 | 101.9 | 0.2 | 53.5 | 12.0 | 0.1 | 1.3 | 3.6 | 4.6 |
| Glenn | 108.7 | 177.3 | 0.2 | 111.1 | 27.5 | 0.1 | 0.5 | 0.1 | 2.8 |
| Humboldt | 151.9 | 285.3 | 13.7 | 107.7 | 14.9 | 13.9 | 0.6 | 1.6 | 28.3 |
| Imperial | 5.2 | 1.0 | 0.2 | 0.0 | 0.1 | 0.1 | 0.0 | 0.1 | 6.4 |
| Inyo | 19.9 | 25.0 | 0.0 | 8.2 | 6.2 | 0.1 | 0.6 | 4.9 | 4.0 |
| Kern | 36.3 | 40.3 | 0.3 | 16.5 | 2.6 | 0.0 | 0.0 | 0.2 | 1.8 |
| Kings | 28.8 | 35.4 | 0.0 | 15.0 | 1.2 | 0.0 | 0.1 | 0.0 | 0.0 |
| Lake | 154.7 | 207.5 | 1.0 | 133.7 | 22.2 | 0.2 | 1.4 | 0.7 | 6.1 |
| Lassen | 41.3 | 98.2 | 7.1 | 60.0 | 29.8 | 5.7 | 1.1 | 1.0 | 17.9 |
| Los Angeles | 65.9 | 92.4 | 1.7 | 19.3 | 2.3 | 0.0 | 0.0 | 0.0 | 18.4 |
| Madera | 69.6 | 96.6 | 0.2 | 88.9 | 10.5 | 0.3 | 1.2 | 4.0 | 2.0 |
| Marin | 120.1 | 140.2 | 0.0 | 121.1 | 19.7 | 0.4 | 0.3 | 0.1 | 5.1 |
| Mariposa | 114.3 | 131.2 | 0.9 | 128.7 | 16.4 | 0.5 | 1.0 | 3.1 | 1.6 |
| Mendocino | 153.3 | 267.7 | 5.1 | 121.9 | 19.0 | 2.0 | 1.7 | 0.6 | 16.2 |
| Merced | 35.7 | 61.8 | 0.3 | 36.5 | 5.9 | 0.0 | 0.0 | 0.0 | 0.1 |
| Modoc | 28.0 | 72.1 | 11.8 | 42.8 | 43.6 | 9.4 | 2.2 | 0.9 | 28.1 |
| Mono | 34.1 | 66.9 | 1.9 | 48.9 | 22.2 | 2.0 | 12.6 | 16.9 | 6.7 |
| Monterey | 96.5 | 151.0 | 0.0 | 58.2 | 14.3 | 0.4 | 0.7 | 1.2 | 0.3 |
| Napa | 105.8 | 124.9 | 2.9 | 95.6 | 24.1 | 0.0 | 0.3 | 0.3 | 2.9 |
| Nevada | 142.7 | 214.4 | 26.9 | 228.9 | 45.5 | 2.1 | 4.1 | 0.6 | 24.4 |
| Orange | 46.1 | 74.1 | 0.6 | 17.6 | 2.0 | 0.0 | 0.0 | 0.0 | 19.2 |
| Placer | 130.9 | 206.1 | 27.4 | 199.0 | 46.2 | 2.6 | 4.2 | 1.9 | 16.1 |
| Plumas | 128.0 | 169.5 | 2.4 | 152.9 | 33.0 | 2.5 | 1.0 | 0.2 | 20.4 |
| Riverside | 26.8 | 23.1 | 0.1 | 5.6 | 1.3 | 0.1 | 0.1 | 1.2 | 14.9 |
| Sacramento | 69.1 | 90.3 | 3.9 | 104.4 | 18.0 | 0.0 | 0.0 | 0.1 | 0.5 |
| San Benito | 59.7 | 114.3 | 0.0 | 53.9 | 12.7 | 0.1 | 0.8 | 1.2 | 0.5 |
| San Bernardino | 19.2 | 19.0 | 0.3 | 4.0 | 0.5 | 0.3 | 0.2 | 3.0 | 20.0 |
| San Diego | 72.0 | 68.5 | 0.1 | 11.3 | 9.2 | 0.6 | 0.1 | 1.1 | 2.4 |
| San Francisco | — | — | — | — | — | — | — | — | — |
| San Joaquin | 51.3 | 87.0 | 2.9 | 77.2 | 9.0 | 0.0 | 0.0 | 0.9 | 0.1 |
| San Luis Obispo | 66.3 | 114.1 | 0.0 | 40.8 | 9.4 | 0.2 | 0.5 | 0.4 | 0.0 |
| San Mateo | 108.7 | 127.6 | 0.6 | 117.9 | 12.4 | 1.0 | 0.3 | 0.7 | 1.5 |
| Santa Barbara | 87.7 | 109.0 | 0.7 | 25.5 | 2.2 | 0.0 | 0.0 | 0.4 | 0.5 |
| Santa Clara | 81.5 | 103.5 | 0.6 | 83.5 | 11.1 | 0.4 | 0.2 | 0.1 | 1.1 |
| Santa Cruz | 134.6 | 158.0 | 0.8 | 98.8 | 14.0 | 0.9 | 0.9 | 0.2 | 1.3 |
| Shasta | 128.9 | 187.0 | 6.0 | 136.6 | 39.1 | 3.9 | 0.0 | 0.1 | 19.2 |
| Sierra | 113.9 | 164.6 | 15.7 | 154.4 | 39.5 | 2.8 | 10.1 | 0.8 | 20.6 |
| Siskiyou | 65.1 | 154.8 | 13.7 | 79.5 | 47.2 | 4.4 | 0.1 | 0.2 | 28.9 |
| Solano | 73.2 | 76.1 | 1.5 | 74.8 | 15.7 | 0.0 | 0.1 | 0.0 | 1.3 |
| Sonoma | 164.9 | 177.5 | 1.0 | 121.3 | 19.6 | 1.0 | 0.2 | 0.2 | 7.1 |
| Stanislaus | 51.4 | 78.3 | 3.3 | 47.4 | 7.4 | 0.0 | 0.0 | 0.4 | 0.1 |
| Sutter | 58.7 | 89.5 | 4.6 | 71.9 | 18.8 | 0.0 | 0.0 | 0.0 | 1.2 |
| Tehama | 121.1 | 210.5 | 3.6 | 146.4 | 31.0 | 2.0 | 0.1 | 0.0 | 9.6 |
| Trinity | 154.8 | 261.4 | 7.7 | 156.4 | 36.3 | 5.0 | 0.5 | 0.5 | 18.3 |
| Tulare | 85.9 | 102.1 | 0.1 | 54.8 | 7.1 | 0.0 | 0.6 | 5.2 | 1.2 |
| Tuolumne | 124.5 | 157.8 | 8.3 | 167.1 | 28.5 | 2.4 | 4.3 | 6.8 | 2.3 |
| Ventura | 84.7 | 113.7 | 5.7 | 21.4 | 1.7 | 0.1 | 0.1 | 0.0 | 8.2 |
| Yolo | 76.6 | 75.0 | 2.4 | 74.6 | 20.4 | 0.0 | 0.2 | 0.1 | 0.6 |
| Yuba | 109.0 | 159.1 | 11.5 | 152.4 | 32.4 | 1.0 | 0.0 | 0.0 | 11.0 |
Fuente: NOAA NCEI
Temperatura máxima mensual por región (°C)
| Región | Ene | Feb | Mar | Abr | May | Jun | Jul | Ago | Sep |
|---|---|---|---|---|---|---|---|---|---|
| Cuenca de la Costa Norte | 12.0 | 12.1 | 19.5 | 16.3 | 21.4 | 25.3 | 28.5 | 29.3 | 23.7 |
| Cuenca del Sacramento | 13.1 | 13.2 | 21.8 | 17.5 | 23.7 | 29.1 | 32.0 | 32.8 | 26.2 |
| Cuencas interiores del noreste | 8.2 | 8.2 | 16.8 | 12.9 | 19.4 | 25.4 | 28.9 | 29.5 | 22.2 |
| Cuenca de la Costa Central | 17.5 | 18.0 | 24.8 | 20.5 | 23.6 | 27.0 | 30.0 | 30.3 | 27.5 |
| Cuenca del San Joaquín | 14.0 | 15.8 | 23.7 | 19.9 | 25.0 | 30.5 | 33.2 | 34.3 | 28.5 |
| Cuenca de la Costa Sur | 19.1 | 20.1 | 25.7 | 21.3 | 23.2 | 26.8 | 30.8 | 32.3 | 28.8 |
| Cuenca desértica del sureste | 17.2 | 20.4 | 28.8 | 25.2 | 30.3 | 36.4 | 38.9 | 39.5 | 33.4 |
Fuente: NOAA NCEI
Temperatura media mensual por región (°C)
| Región | Ene | Feb | Mar | Abr | May | Jun | Jul | Ago | Sep |
|---|---|---|---|---|---|---|---|---|---|
| Cuenca de la Costa Norte | 7.3 | 7.6 | 12.3 | 10.2 | 14.4 | 17.7 | 20.4 | 21.1 | 16.5 |
| Cuenca del Sacramento | 7.4 | 7.7 | 14.0 | 10.9 | 16.2 | 20.6 | 23.2 | 23.7 | 17.9 |
| Cuencas interiores del noreste | 1.6 | 2.1 | 8.6 | 5.7 | 11.3 | 16.5 | 19.8 | 20.1 | 13.6 |
| Cuenca de la Costa Central | 11.4 | 12.1 | 16.9 | 13.9 | 16.4 | 19.4 | 22.0 | 22.5 | 19.7 |
| Cuenca del San Joaquín | 8.3 | 9.8 | 16.0 | 12.9 | 17.5 | 22.3 | 25.0 | 26.0 | 20.5 |
| Cuenca de la Costa Sur | 13.2 | 13.9 | 18.3 | 15.0 | 17.0 | 20.3 | 23.9 | 25.4 | 22.1 |
| Cuenca desértica del sureste | 11.3 | 13.7 | 20.9 | 18.0 | 22.6 | 28.5 | 31.7 | 32.4 | 26.5 |
Fuente: NOAA NCEI
Temperatura mínima mensual por región (°C)
| Región | Ene | Feb | Mar | Abr | May | Jun | Jul | Ago | Sep |
|---|---|---|---|---|---|---|---|---|---|
| Cuenca de la Costa Norte | 2.6 | 3.1 | 5.1 | 4.0 | 7.4 | 10.1 | 12.3 | 13.0 | 9.3 |
| Cuenca del Sacramento | 1.7 | 2.3 | 6.1 | 4.3 | 8.6 | 12.1 | 14.4 | 14.6 | 9.7 |
| Cuencas interiores del noreste | −5.0 | −4.1 | 0.5 | −1.6 | 3.2 | 7.6 | 10.7 | 10.8 | 5.0 |
| Cuenca de la Costa Central | 5.3 | 6.1 | 9.0 | 7.3 | 9.3 | 11.8 | 14.0 | 14.7 | 12.0 |
| Cuenca del San Joaquín | 2.7 | 3.7 | 8.3 | 6.0 | 9.9 | 14.2 | 16.8 | 17.8 | 12.5 |
| Cuenca de la Costa Sur | 7.4 | 7.7 | 10.9 | 8.7 | 10.7 | 13.9 | 17.0 | 18.5 | 15.4 |
| Cuenca desértica del sureste | 5.4 | 7.0 | 12.9 | 10.7 | 14.8 | 20.7 | 24.5 | 25.3 | 19.7 |
Fuente: NOAA NCEI
Estaciones utilizadas
| Clave | Nombre | Condado | Latitud | Longitud | Altitud (m) | Días con datos (Tmáx) (%) |
|---|---|---|---|---|---|---|
| USC00040029 | Adin Rs | Modoc | 41.2 | −120.9 | 1280.8 | 0.0 |
| USC00040162 | Alturas 9 ENE | Modoc | 41.5 | −120.4 | 1617.6 | 0.0 |
| USC00040212 | Angwin Pacific Union College | Napa | 38.6 | −122.4 | 522.7 | 100.0 |
| USC00040332 | Arvin | Kern | 35.2 | −118.8 | 137.2 | 73.0 |
| USC00040343 | Ash Mtn | Tulare | 36.5 | −118.8 | 520.6 | 50.0 |
| USC00040444 | Bakersfield 5 NW | Kern | 35.4 | −119.1 | 143.3 | 93.0 |
| USC00040521 | Barstow | San Bernardino | 34.9 | −117.0 | 676.7 | 100.0 |
| USC00040673 | Ben Lomond #4 | Santa Cruz | 37.1 | −122.1 | 132.6 | 70.0 |
| USC00040741 | Big Bear Lake | San Bernardino | 34.2 | −116.9 | 2058.3 | 0.0 |
| USC00040790 | Big Sur Stn | Monterey | 36.2 | −121.8 | 61.0 | 100.0 |
| USC00040820 | Aspendell | Inyo | 37.2 | −118.6 | 2581.7 | 100.0 |
| USC00040823 | Bishop | Inyo | 37.4 | −118.4 | 1251.5 | 0.0 |
| USC00040931 | Boca | Nevada | 39.4 | −120.1 | 1699.3 | 47.0 |
| USC00040943 | Bodie California St Historic P | Mono | 38.2 | −119.0 | 2551.2 | 0.0 |
| USC00040983 | Borrego Desert Park | San Diego | 33.3 | −116.4 | 246.9 | 73.0 |
| USC00041018 | Bowman Dam | Nevada | 39.5 | −120.7 | 1641.3 | 0.0 |
| USC00041159 | Bucks Creek | Plumas | 39.9 | −121.3 | 576.4 | 0.0 |
| USC00041194 | Burbank Valley Pump Plt | Los Angeles | 34.2 | −118.3 | 199.6 | 33.0 |
| USC00041253 | Cachuma Lake | Santa Barbara | 34.6 | −120.0 | 240.5 | 100.0 |
| USC00041277 | Calaveras Big Trees | Calaveras | 38.3 | −120.3 | 1431.0 | 0.0 |
| USC00041312 | Calistoga | Napa | 38.6 | −122.6 | 106.7 | 100.0 |
| USC00041424 | Campo | San Diego | 32.6 | −116.5 | 801.6 | 100.0 |
| USC00041428 | Camp Pardee | Calaveras | 38.2 | −120.8 | 200.6 | 0.0 |
| USC00041614 | Cedarville | Modoc | 41.5 | −120.2 | 1428.9 | 0.0 |
| USC00041715 | Chico Univ Farm | Butte | 39.7 | −121.8 | 56.4 | 0.0 |
| USC00041738 | Chiriaco Summit | Riverside | 33.7 | −115.7 | 520.0 | 100.0 |
| USC00041758 | Chula Vista | San Diego | 32.6 | −117.1 | 17.1 | 0.0 |
| USC00041806 | Clearlake 4 SE | Lake | 38.9 | −122.6 | 411.2 | 43.0 |
| USC00041838 | Cloverdale | Sonoma | 38.8 | −123.0 | 121.9 | 100.0 |
| USC00041864 | Coalinga | Fresno | 36.1 | −120.4 | 204.2 | 0.0 |
| USC00041907 | Coleman Fisheries Stn | Shasta | 40.4 | −122.1 | 128.0 | 0.0 |
| USC00041912 | Colfax | Placer | 39.1 | −120.9 | 723.3 | 0.0 |
| USC00041948 | Colusa 2 SSW | Colusa | 39.2 | −122.0 | 15.2 | 0.0 |
| USC00042012 | Corcoran Irrig Dist | Kings | 36.1 | −119.6 | 61.0 | 0.0 |
| USC00042214 | Culver City | Los Angeles | 34.0 | −118.4 | 28.0 | 90.0 |
| USC00042239 | Cuyamaca | San Diego | 33.0 | −116.6 | 1414.3 | 100.0 |
| USC00042294 | Davis 2 WSW Exp Farm | Yolo | 38.5 | −121.8 | 18.3 | 100.0 |
| USC00042319 | Death Valley Np | Inyo | 36.5 | −116.9 | −59.1 | 100.0 |
| USC00042500 | Downieville | Sierra | 39.6 | −120.8 | 888.5 | 100.0 |
| USC00042574 | Dunsmuir Trtmt Pl | Shasta | 41.2 | −122.3 | 661.1 | 70.0 |
| USC00042598 | Eagle Mtn | Riverside | 33.8 | −115.5 | 296.6 | 0.0 |
| USC00042706 | El Cajon | San Diego | 32.8 | −116.9 | 150.9 | 100.0 |
| USC00042713 | El Centro 2 SSW | Imperial | 32.8 | −115.6 | −9.1 | 73.0 |
| USC00042863 | Escondido #2 | San Diego | 33.1 | −117.1 | 182.9 | 0.0 |
| USC00042934 | Fairfield | Solano | 38.3 | −122.1 | 12.2 | 0.0 |
| USC00042941 | Fairmont | Los Angeles | 34.7 | −118.4 | 932.7 | 0.0 |
| USC00043038 | Fiddletown Dexter Rch | Amador | 38.5 | −120.7 | 661.4 | 0.0 |
| USC00043083 | Five Points 5 SSW | Fresno | 36.4 | −120.2 | 86.9 | 0.0 |
| USC00043157 | Ft Bidwell | Modoc | 41.9 | −120.2 | 1444.4 | 0.0 |
| USC00043161 | Ft Bragg 5 N | Mendocino | 39.5 | −123.8 | 37.5 | 100.0 |
| USC00043182 | Ft Jones Rs | Siskiyou | 41.6 | −122.8 | 831.8 | 93.0 |
| USC00043191 | Ft Ross | Sonoma | 38.5 | −123.2 | 34.1 | 0.0 |
| USC00043244 | Fremont | Alameda | 37.5 | −122.0 | 11.6 | 97.0 |
| USC00043256 | Fresno 5 NE | Fresno | 36.8 | −119.7 | 103.0 | 77.0 |
| USC00043261 | Friant Government Camp | Fresno | 37.0 | −119.7 | 131.1 | 97.0 |
| USC00043357 | Gasquet Rs | Del Norte | 41.8 | −124.0 | 118.0 | 0.0 |
| USC00043402 | Gibraltar Dam #2 | Santa Barbara | 34.5 | −119.7 | 474.9 | 0.0 |
| USC00043463 | Glennville | Kern | 35.7 | −118.7 | 957.1 | 90.0 |
| USC00043551 | Grant Grove | Tulare | 36.7 | −119.0 | 2005.6 | 100.0 |
| USC00043573 | Grass Valley #2 | Nevada | 39.2 | −121.1 | 731.5 | 100.0 |
| USC00043578 | Graton | Sonoma | 38.4 | −122.9 | 61.0 | 100.0 |
| USC00043714 | Half Moon Bay | San Mateo | 37.5 | −122.4 | 8.2 | 100.0 |
| USC00043747 | Hanford 1 S | Kings | 36.3 | −119.6 | 72.2 | 87.0 |
| USC00043761 | Happy Camp Rs | Siskiyou | 41.8 | −123.4 | 348.1 | 0.0 |
| USC00043855 | Hayfield Pumping Plt | Riverside | 33.7 | −115.6 | 417.6 | 87.0 |
| USC00043875 | Healdsburg | Sonoma | 38.6 | −122.9 | 53.9 | 27.0 |
| USC00043882 | Hearst Castle | San Luis Obispo | 35.7 | −121.2 | 465.1 | 97.0 |
| USC00043914 | Henshaw Dam | San Diego | 33.2 | −116.8 | 823.0 | 100.0 |
| USC00043939 | Hetch Hetchy | Tuolumne | 38.0 | −119.8 | 1179.6 | 0.0 |
| USC00044025 | Hollister 2 | San Benito | 36.8 | −121.4 | 83.8 | 0.0 |
| USC00044211 | Idyllwild Fire Dept | Riverside | 33.8 | −116.7 | 1639.8 | 0.0 |
| USC00044297 | Iron Mtn | San Bernardino | 34.1 | −115.1 | 281.0 | 50.0 |
| USC00044374 | Jess Valley | Modoc | 41.3 | −120.3 | 1621.2 | 0.0 |
| USC00044405 | Joshua Tree | San Bernardino | 34.1 | −116.3 | 781.2 | 100.0 |
| USC00044422 | Juncal Dam | Santa Barbara | 34.5 | −119.5 | 688.8 | 0.0 |
| USC00044484 | Kelsey 1 N | El Dorado | 38.8 | −120.8 | 609.6 | 0.0 |
| USC00044500 | Kentfield | Marin | 38.0 | −122.5 | 44.2 | 100.0 |
| USC00044534 | Kettleman City | Kings | 36.0 | −120.0 | 73.2 | 53.0 |
| USC00044555 | King City | Monterey | 36.2 | −121.1 | 97.5 | 100.0 |
| USC00044710 | Lakeside 2 E | San Diego | 32.9 | −116.9 | 210.3 | 0.0 |
| USC00044712 | Lake Solano | Solano | 38.5 | −122.0 | 57.0 | 100.0 |
| USC00044881 | Lee Vining | Mono | 38.0 | −119.1 | 2071.7 | 100.0 |
| USC00044890 | Lemon Cove | Tulare | 36.4 | −119.0 | 156.4 | 100.0 |
| USC00044957 | Lindsay | Tulare | 36.2 | −119.1 | 132.6 | 87.0 |
| USC00044997 | Livermore | Alameda | 37.7 | −121.8 | 161.2 | 100.0 |
| USC00045091 | Long Valley 2 | Riverside | 33.8 | −116.6 | 2554.2 | 0.0 |
| USC00045100 | Loraine 5 NNE | Kern | 35.4 | −118.4 | 1290.8 | 90.0 |
| USC00045118 | Los Banos | Merced | 37.1 | −120.9 | 36.6 | 97.0 |
| USC00045360 | Markley Cove | Napa | 38.5 | −122.1 | 146.3 | 100.0 |
| USC00045449 | Mccloud | Siskiyou | 41.3 | −122.1 | 985.4 | 77.0 |
| USC00045598 | Middletown | Lake | 38.7 | −122.6 | 341.7 | 0.0 |
| USC00045739 | Modesto Irrig Dist | Mariposa | 37.6 | −120.0 | 26.8 | 0.0 |
| USC00045795 | Monterey | Monterey | 36.6 | −121.9 | 37.2 | 100.0 |
| USC00045933 | Mt Hamilton | Santa Clara | 37.3 | −121.6 | 1286.3 | 100.0 |
| USC00045983 | Mt Shasta | Siskiyou | 41.3 | −122.3 | 1101.2 | 0.0 |
| USC00046027 | Muir Woods | Marin | 37.9 | −122.6 | 67.1 | 0.0 |
| USC00046074 | Napa State Hospital | Napa | 38.3 | −122.3 | 10.7 | 97.0 |
| USC00046136 | Nevada City | Nevada | 39.2 | −121.0 | 847.6 | 90.0 |
| USC00046154 | New Cuyama Fire Stn | Santa Barbara | 34.9 | −119.7 | 658.4 | 20.0 |
| USC00046168 | Newman | Merced | 37.3 | −121.0 | 27.4 | 100.0 |
| USC00046174 | New Melones Dam Hq | Tuolumne | 38.0 | −120.5 | 292.6 | 100.0 |
| USC00046175 | Newport Beach Harbor | Orange | 33.6 | −117.9 | 3.0 | 0.0 |
| USC00046252 | N Fk Rs | Madera | 37.2 | −119.5 | 806.2 | 67.0 |
| USC00046336 | Oakland Museum | Alameda | 37.8 | −122.3 | 9.1 | 100.0 |
| USC00046399 | Ojai | Ventura | 34.4 | −119.2 | 227.1 | 23.0 |
| USC00046508 | Orleans | Humboldt | 41.3 | −123.5 | 122.8 | 47.0 |
| USC00046572 | Oxnard Wfo | Ventura | 34.2 | −119.1 | 15.8 | 0.0 |
| USC00046624 | Palmdale | Los Angeles | 34.6 | −118.1 | 796.1 | 0.0 |
| USC00046657 | Palomar Mtn Obsy | San Diego | 33.4 | −116.8 | 1691.6 | 33.0 |
| USC00046699 | Parker Rsvr | San Bernardino | 34.3 | −114.2 | 224.9 | 0.0 |
| USC00046719 | Pasadena | Los Angeles | 34.1 | −118.1 | 263.3 | 0.0 |
| USC00046730 | Paso Robles | San Luis Obispo | 35.6 | −120.7 | 222.5 | 57.0 |
| USC00046773 | Pearblossom | Los Angeles | 34.5 | −117.9 | 945.2 | 0.0 |
| USC00046826 | Petaluma AP | Sonoma | 38.3 | −122.6 | 6.1 | 47.0 |
| USC00046926 | Pinnacles Np | San Benito | 36.5 | −121.2 | 398.4 | 100.0 |
| USC00046940 | Piru 2 ESE | Ventura | 34.4 | −118.8 | 217.0 | 0.0 |
| USC00046961 | Placerville 3 ENE | El Dorado | 38.8 | −120.7 | 810.2 | 27.0 |
| USC00047085 | Portola | Plumas | 39.8 | −120.5 | 1478.3 | 0.0 |
| USC00047109 | Potter Valley Powerhouse | Mendocino | 39.4 | −123.1 | 310.3 | 100.0 |
| USC00047195 | Quincy | Plumas | 39.9 | −120.9 | 1042.4 | 100.0 |
| USC00047306 | Redlands | San Bernardino | 34.0 | −117.2 | 429.8 | 0.0 |
| USC00047326 | Redondo Beach | Los Angeles | 33.8 | −118.4 | 43.3 | 30.0 |
| USC00047339 | Redwood City | San Mateo | 37.5 | −122.2 | 9.4 | 100.0 |
| USC00047414 | Richmond | Contra Costa | 37.9 | −122.4 | 6.1 | 73.0 |
| USC00047702 | San Andreas 2 | Calaveras | 38.2 | −120.7 | 335.3 | 0.0 |
| USC00047767 | San Francisco Oceanside | San Francisco | 37.7 | −122.5 | 2.4 | 100.0 |
| USC00047776 | San Gabriel Canyon Ph | Los Angeles | 34.2 | −117.9 | 226.8 | 0.0 |
| USC00047785 | San Gabriel Fire Dept | Los Angeles | 34.1 | −118.1 | 110.6 | 0.0 |
| USC00047813 | San Jacinto | Riverside | 33.8 | −117.0 | 464.8 | 100.0 |
| USC00047821 | San Jose | Santa Clara | 37.4 | −121.9 | 14.9 | 100.0 |
| USC00047851 | San Luis Obispo Poly | San Luis Obispo | 35.3 | −120.7 | 93.9 | 30.0 |
| USC00047880 | San Rafael-Civic Ctr | Marin | 38.0 | −122.5 | 36.6 | 100.0 |
| USC00047902 | Santa Barbara | Santa Barbara | 34.4 | −119.7 | 4.9 | 100.0 |
| USC00047933 | Santa Margarita Boost | San Luis Obispo | 35.4 | −120.6 | 349.9 | 0.0 |
| USC00047965 | Santa Rosa | Sonoma | 38.5 | −122.7 | 50.6 | 97.0 |
| USC00048014 | Saugus Pwr Plt 1 | Los Angeles | 34.6 | −118.5 | 658.7 | 0.0 |
| USC00048122 | Shafter 6E | Kern | 35.5 | −119.1 | 123.1 | 0.0 |
| USC00048135 | Shasta Dam | Shasta | 40.7 | −122.4 | 327.7 | 40.0 |
| USC00048218 | Sierraville Rs | Sierra | 39.6 | −120.4 | 1516.4 | 43.0 |
| USC00048273 | Skyline Ridge Preserve | San Mateo | 37.3 | −122.2 | 691.9 | 0.0 |
| USC00048351 | Sonoma | Sonoma | 38.3 | −122.5 | 29.6 | 100.0 |
| USC00048353 | Sonora | Tuolumne | 38.0 | −120.4 | 510.5 | 100.0 |
| USC00048380 | So Entrance Yosemite Np | Mariposa | 37.5 | −119.6 | 1538.3 | 23.0 |
| USC00048407 | S Lake Fs | Kern | 35.6 | −118.4 | 808.9 | 97.0 |
| USC00048587 | Stony Gorge Rsvr | Glenn | 39.6 | −122.5 | 243.8 | 0.0 |
| USC00048606 | Strawberry Valley 2 | Butte | 39.5 | −121.2 | 1130.8 | 97.0 |
| USC00048702 | Susanville 2SW | Lassen | 40.4 | −120.7 | 1283.8 | 60.0 |
| USC00048713 | Sutter Hill Cdf | Amador | 38.4 | −120.8 | 483.4 | 53.0 |
| USC00048758 | Tahoe City | Placer | 39.2 | −120.1 | 1898.9 | 100.0 |
| USC00048760 | Tahoma | El Dorado | 39.1 | −120.1 | 1924.8 | 87.0 |
| USC00048839 | Tejon Rancho | Kern | 35.0 | −118.7 | 434.3 | 20.0 |
| USC00048999 | Tracy Carbona | San Joaquin | 37.7 | −121.3 | 41.1 | 0.0 |
| USC00049001 | Tracy Pumping Plt | Alameda | 37.8 | −121.6 | 18.6 | 93.0 |
| USC00049035 | Trona | San Bernardino | 35.8 | −117.4 | 516.6 | 97.0 |
| USC00049053 | Tulelake | Siskiyou | 42.0 | −121.5 | 1230.8 | 77.0 |
| USC00049063 | Tuolumne Meadows Rs | Tuolumne | 37.9 | −119.3 | 2649.9 | 77.0 |
| USC00049099 | Twentynine Palms | San Bernardino | 34.1 | −116.0 | 602.0 | 0.0 |
| USC00049111 | Twitchell Dam | Santa Barbara | 35.0 | −120.3 | 177.4 | 50.0 |
| USC00049152 | U C L A | Los Angeles | 34.1 | −118.4 | 131.1 | 100.0 |
| USC00049185 | Upper San Leandro Filters | Alameda | 37.8 | −122.2 | 120.1 | 0.0 |
| USC00049219 | Vallejo | Solano | 38.1 | −122.2 | 103.9 | 100.0 |
| USC00049226 | Valley Ctr 1N | San Diego | 33.2 | −117.0 | 393.2 | 0.0 |
| USC00049298 | Verdi 2W | Sierra | 39.5 | −120.0 | 1654.8 | 63.0 |
| USC00049367 | Visalia | Tulare | 36.3 | −119.3 | 92.4 | 97.0 |
| USC00049378 | Vista | San Diego | 33.2 | −117.2 | 131.1 | 0.0 |
| USC00049390 | Volta Ph | Shasta | 40.5 | −121.9 | 676.7 | 0.0 |
| USC00049452 | Wasco | Kern | 35.6 | −119.4 | 88.7 | 43.0 |
| USC00049473 | Watsonville Wtr Wks | Santa Cruz | 36.9 | −121.8 | 29.0 | 100.0 |
| USC00049582 | W Pt | Calaveras | 38.4 | −120.5 | 845.8 | 0.0 |
| USC00049621 | Whiskeytown Rsvr | Shasta | 40.6 | −122.5 | 394.7 | 20.0 |
| USC00049742 | Winters | Yolo | 38.5 | −122.0 | 41.1 | 90.0 |
| USC00049785 | Woodland Hills Pierce College | Los Angeles | 34.2 | −118.6 | 240.8 | 0.0 |
| USC00049855 | Yosemite Park Hq | Mariposa | 37.8 | −119.6 | 1224.7 | 0.0 |
| USC00049866 | Yreka | Siskiyou | 41.7 | −122.6 | 826.6 | 93.0 |
| USC00049884 | Yucca Mesa | San Bernardino | 34.2 | −116.4 | 1050.0 | 100.0 |
| USW00003102 | Ontario Intl AP | San Bernardino | 34.1 | −117.6 | 281.6 | 100.0 |
| USW00003104 | Desert Resorts Rgnl AP | Riverside | 33.6 | −116.2 | −36.0 | 100.0 |
| USW00003122 | Torrance AP | Los Angeles | 33.8 | −118.3 | 27.4 | 100.0 |
| USW00003131 | San Diego Montgomery Fld | San Diego | 32.8 | −117.1 | 127.4 | 100.0 |
| USW00003144 | Imperial Co AP | Imperial | 32.8 | −115.6 | −16.8 | 100.0 |
| USW00003154 | Camp Pendleton Mcas | San Diego | 33.3 | −117.4 | 21.3 | 100.0 |
| USW00003159 | Lancaster | Los Angeles | 34.7 | −118.2 | 712.6 | 100.0 |
| USW00003166 | Fullerton Muni AP | Orange | 33.9 | −118.0 | 26.2 | 100.0 |
| USW00003167 | Hawthorne Muni AP | Los Angeles | 33.9 | −118.3 | 16.8 | 100.0 |
| USW00003171 | Riverside Muni AP | Riverside | 34.0 | −117.4 | 257.6 | 100.0 |
| USW00003177 | Carlsbad Mcclellan Palomar AP | San Diego | 33.1 | −117.3 | 95.4 | 93.0 |
| USW00003178 | San Diego Brown Fld | San Diego | 32.6 | −117.0 | 158.8 | 100.0 |
| USW00003179 | Chino AP | San Bernardino | 34.0 | −117.6 | 193.9 | 97.0 |
| USW00004222 | Redding 12 WNW | Shasta | 40.7 | −122.6 | 432.2 | 100.0 |
| USW00023110 | Lemoore Reeves Nas | Kings | 36.3 | −120.0 | 70.7 | 100.0 |
| USW00023114 | Edwards Afb | Kern | 34.9 | −117.9 | 705.9 | 93.0 |
| USW00023119 | March Afb | Riverside | 33.9 | −117.2 | 468.2 | 100.0 |
| USW00023122 | Norton Afb | San Bernardino | 34.1 | −117.2 | 338.9 | 100.0 |
| USW00023129 | Long Beach Daugherty AP | Los Angeles | 33.8 | −118.1 | 10.4 | 100.0 |
| USW00023130 | Van Nuys AP | Los Angeles | 34.2 | −118.5 | 239.3 | 100.0 |
| USW00023131 | Victorville So Ca AP | San Bernardino | 34.6 | −117.4 | 869.0 | 93.0 |
| USW00023136 | Camarillo AP | Ventura | 34.2 | −119.1 | 21.6 | 97.0 |
| USW00023152 | Burbank Glendale Pasadena AP | Los Angeles | 34.2 | −118.4 | 222.8 | 100.0 |
| USW00023155 | Bakersfield AP | Kern | 35.4 | −119.1 | 149.4 | 100.0 |
| USW00023157 | Bishop AP | Inyo | 37.4 | −118.4 | 1252.7 | 100.0 |
| USW00023158 | Blythe Asos | Riverside | 33.6 | −114.7 | 120.4 | 93.0 |
| USW00023161 | Barstow-Daggett AP | San Bernardino | 34.9 | −116.8 | 584.9 | 97.0 |
| USW00023174 | Los Angeles Intl AP | Los Angeles | 33.9 | −118.4 | 29.6 | 97.0 |
| USW00023179 | Needles AP | San Bernardino | 34.8 | −114.6 | 270.7 | 100.0 |
| USW00023182 | Palmdale AP | Los Angeles | 34.6 | −118.1 | 764.7 | 100.0 |
| USW00023187 | Sandberg | Los Angeles | 34.7 | −118.7 | 1374.6 | 100.0 |
| USW00023188 | San Diego Intl AP | San Diego | 32.7 | −117.2 | 4.6 | 100.0 |
| USW00023190 | Santa Barbara Muni AP | Santa Barbara | 34.4 | −119.8 | 2.4 | 100.0 |
| USW00023191 | Avalon Catalina AP | Los Angeles | 33.4 | −118.4 | 477.0 | 100.0 |
| USW00023199 | El Centro Naf | Imperial | 32.8 | −115.7 | −14.0 | 100.0 |
| USW00023202 | Travis Afb | Solano | 38.3 | −121.9 | 18.0 | 100.0 |
| USW00023206 | Sacramento Mather Afb | Sacramento | 38.6 | −121.3 | 39.9 | 100.0 |
| USW00023208 | Sacramento Mcclellan Afb | Sacramento | 38.7 | −121.4 | 25.0 | 100.0 |
| USW00023213 | Santa Rosa Sonoma Co AP | Sonoma | 38.5 | −122.8 | 36.3 | 100.0 |
| USW00023225 | Blue Canyon Nyack AP | Placer | 39.3 | −120.7 | 1611.2 | 100.0 |
| USW00023230 | Oakland Intl AP | Alameda | 37.7 | −122.2 | 1.5 | 100.0 |
| USW00023232 | Sacramento AP Asos | Sacramento | 38.5 | −121.5 | 5.8 | 100.0 |
| USW00023233 | Salinas AP | Monterey | 36.7 | −121.6 | 22.3 | 100.0 |
| USW00023234 | San Francisco Intl AP | San Mateo | 37.6 | −122.4 | 3.0 | 100.0 |
| USW00023237 | Stockton AP | San Joaquin | 37.9 | −121.2 | 8.2 | 100.0 |
| USW00023243 | Lompoc AP | Santa Barbara | 34.7 | −120.5 | 26.8 | 0.0 |
| USW00023244 | Moffett Fed Airfield | Santa Clara | 37.4 | −122.0 | 11.9 | 100.0 |
| USW00023254 | Concord Buchanan Fld | Contra Costa | 38.0 | −122.1 | 7.0 | 100.0 |
| USW00023257 | Merced Muni AP | Merced | 37.3 | −120.5 | 46.3 | 100.0 |
| USW00023258 | Modesto AP | Stanislaus | 37.6 | −121.0 | 26.5 | 100.0 |
| USW00023259 | Monterey Peninsul AP | Monterey | 36.6 | −121.8 | 48.8 | 100.0 |
| USW00023272 | San Francisco Dwtn | San Francisco | 37.8 | −122.4 | 45.7 | 100.0 |
| USW00023273 | Santa Maria Public AP | Santa Barbara | 34.9 | −120.5 | 74.1 | 97.0 |
| USW00023275 | Ukiah Muni AP | Mendocino | 39.1 | −123.2 | 183.8 | 83.0 |
| USW00023277 | Watsonville Muni AP | Santa Cruz | 36.9 | −121.8 | 49.4 | 100.0 |
| USW00023285 | Livermore Muni AP | Alameda | 37.7 | −121.8 | 119.8 | 100.0 |
| USW00023293 | San Jose | Santa Clara | 37.4 | −121.9 | 14.9 | 100.0 |
| USW00024213 | Eureka Wfo Woodley Is | Humboldt | 40.8 | −124.2 | 6.1 | 97.0 |
| USW00024215 | Mt Shasta | Siskiyou | 41.3 | −122.3 | 1083.0 | 100.0 |
| USW00024216 | Red Bluff Muni AP | Tehama | 40.2 | −122.3 | 107.9 | 100.0 |
| USW00024257 | Redding AP | Shasta | 40.5 | −122.3 | 152.7 | 100.0 |
| USW00024259 | Montague Siskiyou AP | Siskiyou | 41.8 | −122.5 | 806.2 | 100.0 |
| USW00024283 | Arcata Eureka AP | Humboldt | 41.0 | −124.1 | 64.3 | 97.0 |
| USW00024286 | Crescent City Mcnamara AP | Del Norte | 41.8 | −124.2 | 17.1 | 0.0 |
| USW00053119 | Hanford Muni AP | Kings | 36.3 | −119.6 | 75.9 | 100.0 |
| USW00053120 | Ramona AP | San Diego | 33.0 | −116.9 | 422.1 | 100.0 |
| USW00053121 | Oceanside Muni AP | San Diego | 33.2 | −117.3 | 9.1 | 97.0 |
| USW00053139 | Stovepipe Wells 1 SW | Inyo | 36.6 | −117.1 | 25.6 | 100.0 |
| USW00053144 | Edwards Afb N Aux Airfield | Kern | 35.0 | −117.9 | 695.9 | 97.0 |
| USW00053150 | Yosemite Village 12 W | Mariposa | 37.8 | −119.8 | 2017.8 | 100.0 |
| USW00053151 | Fallbrook 5 NE | Riverside | 33.4 | −117.2 | 347.5 | 100.0 |
| USW00053152 | Santa Barbara 11 W | Santa Barbara | 34.4 | −119.9 | 5.5 | 100.0 |
| USW00053175 | Corona Municipal AP | Riverside | 33.9 | −117.6 | 162.5 | 100.0 |
| USW00093104 | China Lake Naf | Kern | 35.7 | −117.7 | 680.0 | 80.0 |
| USW00093107 | San Diego Miramar Nas | San Diego | 32.9 | −117.1 | 145.4 | 100.0 |
| USW00093110 | Oxnard Ventura Co AP | Ventura | 34.2 | −119.2 | 11.9 | 100.0 |
| USW00093111 | Pt Mugu Nf | Ventura | 34.1 | −119.1 | 3.7 | 97.0 |
| USW00093112 | N Is Nas | San Diego | 32.7 | −117.2 | 4.3 | 97.0 |
| USW00093115 | Imperial Beach Ream Fld Nas | San Diego | 32.6 | −117.1 | 7.3 | 97.0 |
| USW00093116 | San Nicolas Is | Ventura | 33.2 | −119.5 | 161.2 | 87.0 |
| USW00093121 | Twentynine Palms Mc | San Bernardino | 34.3 | −116.2 | 643.1 | 0.0 |
| USW00093134 | Los Angeles Downtown/Usc | Los Angeles | 34.0 | −118.3 | 54.6 | 100.0 |
| USW00093138 | Palm Springs Asos | Riverside | 33.8 | −116.5 | 124.7 | 100.0 |
| USW00093184 | Santa Ana John Wayne AP | Orange | 33.7 | −117.9 | 13.1 | 100.0 |
| USW00093193 | Fresno Yosemite Intl | Fresno | 36.8 | −119.7 | 101.8 | 100.0 |
| USW00093197 | Santa Monica Muni AP | Los Angeles | 34.0 | −118.4 | 53.3 | 100.0 |
| USW00093205 | Marysville AP (Asos) | Yuba | 39.1 | −121.6 | 18.9 | 100.0 |
| USW00093206 | San Luis Obispo Mcchesney Fld | San Luis Obispo | 35.2 | −120.6 | 55.8 | 100.0 |
| USW00093209 | Paso Robles Muni AP | San Luis Obispo | 35.7 | −120.6 | 249.9 | 100.0 |
| USW00093210 | Oroville Muni AP | Butte | 39.5 | −121.6 | 57.0 | 100.0 |
| USW00093214 | Vandenberg Afb | Santa Barbara | 34.7 | −120.6 | 116.1 | 97.0 |
| USW00093216 | Beale Afb | Yuba | 39.1 | −121.4 | 38.1 | 100.0 |
| USW00093225 | Sacramento Metro AP | Sacramento | 38.7 | −121.6 | 7.3 | 100.0 |
| USW00093227 | Napa Co AP | Napa | 38.2 | −122.3 | 4.9 | 100.0 |
| USW00093228 | Hayward Air Terminal | Alameda | 37.7 | −122.1 | 9.4 | 100.0 |
| USW00093230 | S Lake Tahoe AP | El Dorado | 38.9 | −120.0 | 1907.1 | 100.0 |
| USW00093241 | Vacaville/Nut Tree AP Asos | Solano | 38.4 | −122.0 | 31.7 | 100.0 |
| USW00093242 | Madera Muni AP | Madera | 37.0 | −120.1 | 76.5 | 100.0 |
| USW00093243 | Merced 23 WSW | Merced | 37.2 | −120.9 | 23.8 | 100.0 |
| USW00094299 | Alturas Muni AP | Modoc | 41.5 | −120.6 | 1335.9 | 67.0 |
Fuente: NOAA NCEI
11 Glosario, metodología y fuentes
Anomalía: diferencia entre el valor observado y su normal 1991–2020. Porcentaje de lo normal: acumulado observado dividido entre el normal, por 100. Récord de estación: valor diario más extremo del mismo mes en todos los años previos del registro (al menos 20 años).
Temperatura: NOAA nClimGrid-Daily. Precipitación: NOAA nClimGrid-Daily. nClimGrid-Daily es la malla de los valores estatales oficiales de la NOAA; aquí se promedia de 1/24° a 1/8° (unos 12 km). La temperatura media es (Tmáx + Tmín)/2. Los promedios estatales, regionales y por condado se ponderan por el área de cada celda dentro de cada polígono. Los mapas de temperatura, los días con helada y las tablas de anexos se presentan por región; las regiones son las divisiones climáticas de NOAA NCEI, con cada condado en la división de su centroide. Las semanas recientes usan el archivo preliminar del mes de NCEI; esos reportes se marcan como preliminares y se actualizan cuando se publica el archivo final. Las normales corresponden a 1991-2020; la posición en la serie compara valores redondeados a un decimal. Estaciones: GHCN-Daily (NOAA NCEI), estaciones cooperativas y de primer orden; se descartan los datos marcados por su control de calidad, los valores diarios a más de 5 desviaciones robustas de la mediana de la estación y las variables cuya anomalía mensual difiere más de 3 °C de la del análisis en malla. Los promedios requieren al menos 80 % de días con datos y las normales de estación al menos 20 años completos. Este reporte se genera automáticamente y no sustituye la información oficial del National Weather Service ni del climatólogo estatal.
| Fuente | Producto | Licencia | Cita |
|---|---|---|---|
| NOAA CPC | Official ENSO probabilities | Public domain (NOAA) | — |
| NOAA CPC | ONI, Niño-region SST indices (OISST v2.1), NAO and AO | Public domain (NOAA) | NOAA Climate Prediction Center climate indices. |
| NOAA NCEI / PSL | Extended Reconstructed SST v5 (ERSST v5), 2° | Public domain (NOAA) | Huang et al. (2017), J. Climate, doi:10.1175/JCLI-D-16-0836.1 |
| GDACS | Global Disaster Alert and Coordination System event list | See provider terms | — |
| NOAA NCEI | GHCN-Daily | Public domain (NOAA) | Menne et al. (2012), J. Atmos. Oceanic Technol., doi:10.1175/JTECH-D-11-00103.1 |
| NOAA NCEI | IBTrACS v04r01 tropical-cyclone best tracks | Public domain (NOAA) | Knapp et al. (2010), Bull. Amer. Meteor. Soc., doi:10.1175/2009BAMS2755.1 |
| NOAA NCEI | Pacific Decadal Oscillation index (ERSST v5) | Public domain (NOAA) | — |
| NOAA NCEI | nClimGrid-Daily, contiguous United States (1/24°, averaged here to 1/8°) | Public domain (NOAA) | Durre, I., et al. (2022). NOAA's nClimGrid-Daily Version 1. NOAA National Centers for Environmental Information. doi:10.25921/c4gt-r169 |
| NOAA CPC | North American Multi-Model Ensemble (NMME) tercile probabilities, 1° | Public domain (NOAA) | Kirtman et al. (2014), Bull. Amer. Meteor. Soc., doi:10.1175/BAMS-D-12-00050.1 |
| NOAA PSL | Real-time OLR MJO Index (ROMI) | Public domain (NOAA) | Kiladis et al. (2014), Mon. Wea. Rev., doi:10.1175/MWR-D-13-00301.1 |
| National Drought Mitigation Center, USDA, NOAA | U.S. Drought Monitor, weekly maps and area statistics | Free to use with credit (NDMC) | The U.S. Drought Monitor is jointly produced by the National Drought Mitigation Center at the University of Nebraska-Lincoln, the United States Department of Agriculture and the National Oceanic and Atmospheric Administration. Map courtesy of NDMC. |
| US Census Bureau TIGERweb | US Census Bureau, TIGERweb counties (generalised) | Public domain (US Government work) | — |
Generado por ClimaBulletin (climabulletin.org), código abierto. Preguntas y comentarios: [email protected].