County in California

Best Time til Visit San Diego County

Best time til visit San Diego County: apríl, maí, júní, júlí, ágúst, september and október. Mánuður-by-month temperature, rainfall and crowd guidance.

☀️ 31°C now🕔 10:23 PM local📅 Best: apríl, maí, júní, júlí, ágúst, september and október👥 3.3 million

Best time til visit San Diego County

Go in apríl, maí, júní, júlí, ágúst, september and október. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: janúar, febrúar and mars - expect the least comfortable mix of heat, cold or rain.

janúar★★★★☆
febrúar★★★★☆
mars★★★★☆
apríl★★★★★
maí★★★★★
júní★★★★★
júlí★★★★★
ágúst★★★★★
september★★★★★
október★★★★★
nóvember★★★★☆
desember★★★★☆

Loftslag in San Diego County month by month

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

janfebmaraprjújúágsepoktnódesLine: average high · Bars: rainfall
MánuðurAvg highAvg lowRigningfallRating
janúar19°9°61 mm★★★★☆
febrúar19°10°78 mm★★★★☆
mars20°11°69 mm★★★★☆
apríl20°12°12 mm★★★★★
maí20°14°7 mm★★★★★
júní22°16°3 mm★★★★★
júlí24°18°0 mm★★★★★
ágúst26°19°8 mm★★★★★
september25°18°15 mm★★★★★
október24°14°21 mm★★★★★
nóvember21°11°53 mm★★★★☆
desember19°10°32 mm★★★★☆

Loftslag type: Mediterranean. Heimild: Open-Meteo archive (ERA5).

How San Diego County compares með nearby places

Annual averages, and the difference against San Diego County.

PlaceDistanceAvg tempvs hereAnnual rain
San Diego0 km17°Cabout the same359 mm
San Diego International Airport4 km17°Cabout the same359 mm
Coronado Beach4 km17°Cabout the same359 mm
Anza-Borrego Desert State Park93 km24°C+6°C warmer118 mm
Orange County128 km18°C+1°C warmer385 mm

What til pack, what til skip

Pack for the next 7 days
  • Lightweight, light-coloured clothing and a refillable water bottle
  • sun.glasses, a brimmed hat and SPF 30+
Worth avoiding
  • Avoid long hikes after mid-morning; start at dawn or leave it for a cooler day.
  • If your dates are flexible, avoid janúar, febrúar and mars - historically the least comfortable months here.

Samantekt

San Diego County is a county in California. San Diego County is a county in the United States. Íbúafjöldinn er um 3.3 million.

Núna er hitinn 31°C (87°F) in San Diego County með heiðskýrt. Hitinn finnst vera 32°C. Í dag er hitinn frá 24°C til 38°C. Líkur á úrkomu eru 0%. Sightseeing conditions score 8.7/10 - frábært — farðu núna.

Besti tíminn til að heimsækja San Diego County is apríl, maí, júní, júlí, ágúst, september and október. Loftslagið er Mediterranean. janúar, febrúar and mars tend til be the least comfortable months. ágúst is the warmest month með average highs near 26°C, while janúar is the coldest með 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.

Í einföldu máli. Today is much warmer than average for október. The forecast high of 38°C is 13.9°C above the 24°C typical for this month. The best window til be outside is roughly 7 AM til 10 AM, when temperature, rain chance and wind line up best. swimming 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.

Veður í San Diego County núna

☀️
31°C
Heiðskýrt · feels like 32°C
Raki46%
Vindur14 km/h NNW
Vindhviður17 km/h
UV-vísitala0.2 · Lágt
Skýjahula0%
Loftþrýstingur1008 hPa
SkyggniExcellent · 32 km
Loftgæði72 · Miðlungs
Sólarupprás6:45 AM
Sólsetur6:27 PM
Tungl🌗 Last quarter · 35%

Open-Meteo Updated 10:23 PM, okt 5 local time.

⚠️mán., okt 5: extreme heat, 38°C (100°F). Hydrate and avoid midday sun.
⚠️þri., okt 6: extreme heat, 37°C (99°F). Hydrate and avoid midday sun.

Weekend outlook

lau.urday, okt 10

🌦️ 27° / 23°

Light drizzle · 5% rain · wind 16 km/h

sun.day, okt 11

☁️ 24° / 22°

Skýjað · 21% rain · wind 14 km/h

Hlutir til að gera in San Diego County

Áhugaverðir staðir, parks and landmarks in and around San Diego County.

Quick facts about San Diego County

TegundCounty
StateCalifornia
LandBandaríkin
HeimsálfaNorður-Ameríka
Hnit32°42′56.5″N 117°9′40″W (32.7157, -117.1611)
Mannfjöldi3.280.000
Staðartími10:23 PM (UTC-07:00)
Best monthsapríl, maí, júní, júlí, ágúst, september and október
LoftslagMediterranean

Explore San Diego County

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

Best Time til 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 Norður-Ameríka.

What is the weather like in San Diego County núna?

It is currently 31°C (87°F) með heiðskýrt. Raki is 46% and wind is 14 km/h.

When is the best time til visit San Diego County?

apríl, maí, júní, júlí, ágúst, september and október offer the most comfortable conditions in San Diego County, which has a Mediterranean climate. janúar, febrúar and mars 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 10:23 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 til 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 til do in San Diego County?

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

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts.
Spá and observationsOpen-Meteo (ECMWF and national models).
Loftgæði and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Loftslag averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Veður 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 október 5, 2026 at 10:23 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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