County in California

Best Time a Visit San Diego County

Mejor época para visitar San Diego County: abril, may, junio, julio, agosto, septiembre and octubre. Mes-by-month temperature, rainfall and crowd guidance.

🌙 23°C now🕔 10:53 PM local📅 Best: abril, may, junio, julio, agosto, septiembre and octubre👥 3.3 million

Mejor época para visitar San Diego County

Go in abril, may, junio, julio, agosto, septiembre and octubre. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: enero, febrero and marzo – expect the least comfortable mix of heat, cold or rain.

enero★★★★
febrero★★★★
marzo★★★★
abril★★★★★
may★★★★★
junio★★★★★
julio★★★★★
agosto★★★★★
septiembre★★★★★
octubre★★★★★
noviembre★★★★
diciembre★★★★

Clima in San Diego County month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

enefebmarabrmayjunjulagosepoctnovdicLine: average high · Bars: rainfall
MesMáx. mediaMín. mediaPrecip.itacionesValoración
enero19°61 mm★★★★
febrero19°10°78 mm★★★★
marzo20°11°69 mm★★★★
abril20°12°12 mm★★★★★
may20°14°7 mm★★★★★
junio22°16°3 mm★★★★★
julio24°18°0 mm★★★★★
agosto25°18°14 mm★★★★★
septiembre25°18°21 mm★★★★★
octubre24°14°21 mm★★★★★
noviembre21°11°53 mm★★★★
diciembre19°10°32 mm★★★★

Clima type: Mediterranean. Fuente: Open-Meteo archive (ERA5).

How San Diego County compares con nearby places

Annual averages, and the difference against San Diego County.

PlaceDistanceAvg tempvs hereAnnual rain
San Diego0 km17°Cabout the same371 mm
San Diego International Airport4 km17°Cabout the same371 mm
Coronado Beach4 km17°Cabout the same371 mm
Anza-Borrego Desert State Park93 km23°C+6°C warmer131 mm
Orange County128 km18°C+1°C warmer413 mm

What a pack, what a skip

Pack for the next 7 days
  • Lightweight, light-coloured clothing and a refillable water bottle
  • dom.glasses, a brimmed hat and SPF 30+
Worth avoiding
  • If your dates are flexible, avoid enero, febrero and marzo – historically the least comfortable months here.

Resumen

San Diego County is a county in California. San Diego County is a county in the United States. Tiene una población de aproximadamente 3.3 million.

Ahora mismo hay 23°C (74°F) in San Diego County con despejado. La sensación térmica es de 26°C. Hoy las temperaturas van de 21°C a 30°C. La probabilidad de precipitación es del 0%. Las condiciones para hacer turismo obtienen 9.8/10 – excelente — puedes salir ahora.

La mejor época para visitar San Diego County is abril, may, junio, julio, agosto, septiembre and octubre. El clima es Mediterranean. enero, febrero and marzo suelen ser los meses menos cómodos. agosto es el mes más cálido, con máximas medias cercanas a 25°C, mientras enero es el mes más frío, con mínimas cercanas a 9°C.

El aeropuerto principal más cercano es San Diego International Airport (SAN), about 4 km away. Entre los lugares destacados cercanos se encuentran Coronado Beach, Anza-Borrego Desert State Park, Disneyland Resort and Joshua Tree National Park.

En términos sencillos. Today is warmer than average for agosto. The forecast high of 30°C is 5°C above the 25°C typical for this month. The best window a be outside is roughly 7 AM a 10 AM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in San Diego County today at 10/10. No weather-related travel disruption is expected today. Roads and airports should run normally.

Compiled from this page's own data: atlas facts plus live Open-Meteo readings.

Tiempo en San Diego County ahora mismo

🌙
23°C
Despejado · sensación térmica 26°C
Humedad80%
Viento6 km/h NNE
Ráfagas9 km/h
Índice UV0 · Bajo
Nubosidad0%
Presión1008 hPa
VisibilidadGood · 13 km
Calidad del aire76 · Moderado
Amanecer6:19 AM
Atardecer7:22 PM
Luna🌔 Waxing gibbous · 92%

Fuente: Open-Meteo. Actualizado 10:53 PM, ago 25 hora local.

Weekend outlook

sáb.urday, ago 29

☀️ 28° / 24°

Cielo despejado · 1% rain · wind 15 km/h

dom.day, ago 30

☀️ 26° / 23°

Cielo despejado · 0% rain · wind 17 km/h

Cosas que hacer in San Diego County

Atracciones, parks and landmarks in and around San Diego County.

Quick facts about San Diego County

TipoCounty
StateCalifornia
PaísEstados Unidos
ContinenteeAmérica del Norte
Coordenadas32°42′56.5″N 117°9′40″W (32.7157, -117.1611)
Población3.280.000
Hora local10:53 PM (UTC-07:00)
Mejores mesesabril, may, junio, julio, agosto, septiembre and octubre
ClimaMediterranean

Explore San Diego County

Every topic we hold for this place, and the same topic for the places around it.

Best Time a Visit for related places

Frequently asked questions

Where is San Diego County?

San Diego County is a county in California. Its coordinates are 32.7157, -117.1611. It lies in América del Norte.

What is the weather like in San Diego County ahora mismo?

It is currently 23°C (74°F) con despejado. Humedad is 80% and wind is 6 km/h.

When is the best time a visit San Diego County?

abril, may, junio, julio, agosto, septiembre and octubre offer the most comfortable conditions in San Diego County, which has a Mediterranean climate. enero, febrero and marzo are usually the hardest months for outdoor plans.

What time zone is San Diego County in?

San Diego County observes America/Los_Angeles (UTC-07:00). The hora local is 10:53 PM.

How many people live in San Diego County?

San Diego County has a population of approximately 3.3 million.

What is the nearest airport a San Diego County?

The closest airports are San Diego International Airport (SAN), 4 km away, Los Angeles International Airport (LAX), 179 km away and Harry Reid International Airport (LAS), 417 km away.

What are the top things a do in San Diego County?

Popular options include Coronado Beach, Anza-Borrego Desert State Park, Disneyland Resort, Joshua Tree National Park, Santa lun.ica State Beach and Hollywood Sign.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-counties) – coordinates, hierarchy and facts.
Pronóstico and observationsOpen-Meteo (ECMWF and national models).
Calidad del aire and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Clima averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Tiempo Service.
MethodScores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing – the block is simply not shown.

Last updated agosto 25, 2026 at 10:53 PM hora local. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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