County in California

San Diego County Cuaca Ramalan

San Diego County weather: 26°C, langit cerah. Setiap jam forecast, 14-day outlook, UV, air quality and the best time hingga visit.

☀️ 26°C now🕔 2:33 PM local📅 Best: April, Mei, Jun, Julai, Ogos, September and Oktober👥 3.3 million

San Diego County weather in Januari

19°
average high · low 9°C
★★★★
ranked #12 of 12 months

A good month hingga visit San Diego County.

Average high19°C
Average low9°C
Mean13°C
Hujanfall61 mm

Januari runs 4°C cooler than the annual average in San Diego County.

Cuaca map for San Diego County

Animated model layers. Pick a layer hingga load it.

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Animated layers by Anginy. For pin-level detail and nearby places, see the interactive map below.

Iklim in San Diego County month by month

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

JanFebMacAprMeiJunJulOgoSepOktNovDisLine: average high · Bars: rainfall
BulanAvg highAvg lowHujanfallRating
Januari19°61 mm★★★★
Februari19°10°78 mm★★★★
Mac20°11°69 mm★★★★
April20°12°12 mm★★★★★
Mei20°14°7 mm★★★★★
Jun22°16°3 mm★★★★★
Julai24°18°0 mm★★★★★
Ogos26°18°6 mm★★★★★
September25°18°21 mm★★★★★
Oktober24°14°21 mm★★★★★
November21°11°53 mm★★★★
Disember19°10°32 mm★★★★

Iklim type: Mediterranean. Sumber: Open-Meteo archive (ERA5).

Masa terbaik untuk berkunjung San Diego County

Go in April, Mei, Jun, Julai, Ogos, September and Oktober. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: Januari, Februari and Mac - expect the least comfortable mix of heat, cold or rain.

Januari★★★★
Februari★★★★
Mac★★★★
April★★★★★
Mei★★★★★
Jun★★★★★
Julai★★★★★
Ogos★★★★★
September★★★★★
Oktober★★★★★
November★★★★
Disember★★★★

What hingga pack, what hingga skip

Pack for the next 7 days
  • Lightweight, light-coloured clothing and a refillable water bottle
  • Ahaglasses, a brimmed hat and SPF 30+
Worth avoiding
  • If your dates are flexible, avoid Januari, Februari and Mac - historically the least comfortable months here.

How San Diego County compares dengan nearby places

Annual averages, and the difference against San Diego County.

PlaceDistanceAvg tempvs hereAnnual rain
San Diego0 km17°Cabout the same363 mm
San Diego International Airport4 km17°Cabout the same363 mm
Coronado Beach4 km17°Cabout the same363 mm
Anza-Borrego Desert State Park93 km24°C+6°C warmer119 mm
Orange County128 km18°C+1°C warmer394 mm

Lihat ramalan untuk San Diego County mengikut tempoh

San Diego County weather - more answers

Explore San Diego County

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

Cuaca 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 Amerika Utara.

What is the weather like in San Diego County sekarang?

It is currently 26°C (79°F) dengan langit cerah. Kelembapan is 57% and wind is 15 km/h.

When is the best time hingga visit San Diego County?

April, Mei, Jun, Julai, Ogos, September and Oktober offer the most comfortable conditions in San Diego County, which has a Mediterranean climate. Januari, Februari and Mac 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 local time is 2:33 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 hingga 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 hingga do in San Diego County?

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

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts.
Ramalan and observationsOpen-Meteo (ECMWF and national models).
Kualiti udara and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Iklim averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Cuaca 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 September 19, 2026 at 2:33 PM local time. 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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