County in California

Best Time do Visit San Diego County

Najlepší čas na návštevu San Diego County: apríl, máj, jún, júl, august, september and október. Mesiac-by-month temperature, rainfall and crowd guidance.

☁️ 21°C now🕔 5:40 AM local📅 Best: apríl, máj, jún, júl, august, september and október👥 3.3 million

Najlepší čas na návštevu San Diego County

Go in apríl, máj, jún, júl, august, september and október. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: január, február and marec - expect the least comfortable mix of heat, cold or rain.

január★★★★
február★★★★
marec★★★★
apríl★★★★★
máj★★★★★
jún★★★★★
júl★★★★★
august★★★★★
september★★★★★
október★★★★★
november★★★★
december★★★★

Podnebie in San Diego County month by month

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

janfebmarapraugsepoktnovdecLine: average high · Bars: rainfall
MesiacAvg highAvg lowDážďfallRating
január19°61 mm★★★★
február19°10°78 mm★★★★
marec20°11°69 mm★★★★
apríl20°12°12 mm★★★★★
máj20°14°7 mm★★★★★
jún22°16°3 mm★★★★★
júl24°18°0 mm★★★★★
august26°18°6 mm★★★★★
september25°18°21 mm★★★★★
október24°14°21 mm★★★★★
november21°11°53 mm★★★★
december19°10°32 mm★★★★

Podnebie type: Mediterranean. Zdroj: Open-Meteo archive (ERA5).

How San Diego County compares s 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

What do pack, what do skip

Pack for the next 7 days
  • neglasses, a brimmed hat and SPF 30+
Worth avoiding
  • If your dates are flexible, avoid január, február and marec - historically the least comfortable months here.

Zhrnutie

San Diego County is a county in California. San Diego County is a county in the United States. Má približne 3.3 million.

Momentálne je 21°C (70°F) in San Diego County s zamračené. Pocitová teplota je 23°C. Dnes sa teploty pohybujú od 20°C do 25°C. Pravdepodobnosť zrážok je 1%. Sightseeing conditions score 9.8/10 - výborné — vyrazte teraz.

Najlepší čas na návštevu San Diego County is apríl, máj, jún, júl, august, september and október. Podnebie je Mediterranean. január, február and marec tend do be the least comfortable months. august is the warmest month s average highs near 26°C, while január is the coldest s lows near 9°C.

The closest major airport is San Diego International Airport (SAN), about 4 km away. Nearby highlights include Coronado Beach, Anza-Borrego Desert State Park, Disneyland Resort and Joshua Tree National Park.

Jednoducho povedané. Today is about average for september. The forecast high of 25°C is in line s the 25°C typical for this month. The best window do be outside is roughly 7 AM do 10 AM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in San Diego County today at 9.8/10. 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.

Počasie v San Diego County práve teraz

☁️
21°C
Zamračené · feels like 23°C
Vlhkosť75%
Vietor5 km/h W
Nárazy5 km/h
UV index0 · Nízke
Oblačnosť100%
Tlak1014 hPa
ViditeľnosťGood · 18 km
Kvalita ovzdušia57 · Stredné
Východ slnka6:33 AM
Západ slnka6:51 PM
Mesiac🌓 First quarter · 32%

Open-Meteo Updated 5:40 AM, sep 17 local time.

Weekend outlook

sourday, sep 19

☀️ 24° / 20°

Jasná obloha · 0% rain · wind 17 km/h

neday, sep 20

☁️ 24° / 20°

Zamračené · 0% rain · wind 17 km/h

Čo robiť in San Diego County

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

Quick facts about San Diego County

TypCounty
StateCalifornia
KrajinaSpojené štáty
KontinentSeverná Amerika
Súradnice32°42′56.5″N 117°9′40″W (32.7157, -117.1611)
Obyvateľstvo3.280.000
Miestny čas5:40 AM (UTC-07:00)
Best monthsapríl, máj, jún, júl, august, september and október
PodnebieMediterranean

Explore San Diego County

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

Best Time do 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 Severná Amerika.

What is the weather like in San Diego County práve teraz?

It is currently 21°C (70°F) s zamračené. Vlhkosť is 75% and wind is 5 km/h.

When is the best time do visit San Diego County?

apríl, máj, jún, júl, august, september and október offer the most comfortable conditions in San Diego County, which has a Mediterranean climate. január, február and marec 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 5:40 AM.

How many people live in San Diego County?

San Diego County has a population of approximately 3.3 million.

What is the nearest airport do 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 do do in San Diego County?

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

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts.
Predpoveď and observationsOpen-Meteo (ECMWF and national models).
Kvalita ovzdušia and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Podnebie averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Počasie 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 17, 2026 at 5:40 AM 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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