County in California

San Diego County Vejr Prognose

San Diego County weather: 19°C, overskyet. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.

☁️ 19°C now🕔 8:27 AM local📅 Best: april, maj, juni, juli, august, september and oktober👥 3.3 million

Resumé

San Diego County is a county in California. San Diego County is a county in the United States. Der bor omkring 3.3 million.

Lige nu er det 19°C (66°F) in San Diego County med overskyet. Det føles som 21°C. I dag ligger temperaturen mellem 19°C og 23°C. Sandsynligheden for nedbør er 1%. Sightseeing conditions score 7.5/10 - gode forhold.

Det bedste tidspunkt at besøge San Diego County is april, maj, juni, juli, august, september and oktober. Klimaet er Mediterranean. januar, februar and marts tend og be the least comfortable months. august is the warmest month med average highs near 26°C, while januar is the coldest med 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.

Kort sagt. Today is slightly cooler than average for september. The forecast high of 23°C is 2°C below the 25°C typical for this month. The best window og be outside is roughly 6 PM og 9 PM, when temperature, rain chance and wind line up best. outdoors is the strongest bet in San Diego County today at 9.9/10. Sigtbarhed is down og 0,5 km - use low beams and leave extra following distance.

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

Vejret i San Diego County lige nu

☁️
19°C
Overskyet · feels like 21°C
Luftfugtighed87%
Vind3 km/h S
Vindstød10 km/h
UV-indeks0 · Lav
Skydække100%
Tryk1009 hPa
SigtbarhedVery poor · 1 km
Luftkvalitet54 · Moderat
Solopgang6:32 AM
Solnedgang6:54 PM
Måne🌒 Waxing crescent · 14%

Open-Meteo Updated 8:27 AM, sep 15 local time.

Se prognosen for San Diego County efter tidsinterval

Næste 24 timer

Temperatur, nedbørssandsynlighed og vind time for time.

5 AM☁️19°0%2 km/h
6 AM☁️19°0%6 km/h
7 AM☁️20°0%6 km/h
8 AM☁️20°0%8 km/h
9 AM21°0%11 km/h
10 AM☁️22°0%9 km/h
11 AM22°0%11 km/h
12 PM21°1%12 km/h
1 PM22°1%12 km/h
2 PM23°1%13 km/h
3 PM☁️23°0%14 km/h
4 PM☁️22°0%13 km/h
5 PM☁️22°0%11 km/h
6 PM☁️22°0%10 km/h
7 PM☁️21°1%10 km/h
8 PM☁️21°0%10 km/h
9 PM☁️21°0%10 km/h
10 PM☁️21°0%10 km/h
11 PM☁️20°0%9 km/h
12 AM☁️20°0%9 km/h
1 AM☁️20°0%9 km/h
2 AM🌦️20°0%10 km/h
3 AM☁️20°2%8 km/h
4 AM☁️20°0%6 km/h

16-day forecast for San Diego County

Maks. / Min.; Nedbør; UV

DagForholdMaks. / Min.NedbørVindUV
tir, sep 15🌥️ Tåge23° / 19°1%14 km/h7
ons, sep 16🌦️ Støvregn22° / 19°3% · 1 mm12 km/h7
tor, sep 17☀️ Klar himmel24° / 20°1%18 km/h7
fre, sep 18☀️ Klar himmel24° / 20°0%17 km/h7
lør, sep 19☀️ Klar himmel25° / 20°0%16 km/h7
søn, sep 20☁️ Overskyet24° / 21°1%17 km/h7
man, sep 21🌤️ Mest klart23° / 20°0%16 km/h7
tir, sep 22☀️ Klar himmel23° / 19°2%16 km/h7
ons, sep 23☁️ Overskyet24° / 20°3%16 km/h7
tor, sep 24☁️ Overskyet25° / 21°10%19 km/h7
fre, sep 25☁️ Overskyet23° / 20°4%20 km/h6
lør, sep 26☁️ Overskyet23° / 20°6%24 km/h7
søn, sep 27☀️ Klar himmel24° / 20°6%16 km/h7
man, sep 28☀️ Klar himmel26° / 20°7%18 km/h7
tir, sep 29⛅ Delvist skyet26° / 21°5%16 km/h7
ons, sep 30☀️ Klar himmel25° / 21°6%--

Klima in San Diego County month by month

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

janfebmaraprmajjunjulaugsepoktnovdecLine: average high · Bars: rainfall
MånedAvg highAvg lowRegnfallRating
januar19°61 mm★★★★
februar19°10°78 mm★★★★
marts20°11°69 mm★★★★
april20°12°12 mm★★★★★
maj20°14°7 mm★★★★★
juni22°16°3 mm★★★★★
juli24°18°0 mm★★★★★
august26°18°6 mm★★★★★
september25°18°21 mm★★★★★
oktober24°14°21 mm★★★★★
november21°11°53 mm★★★★
december19°10°32 mm★★★★

Klima type: Mediterranean. Kilde: Open-Meteo archive (ERA5).

Vejr map for San Diego County

Animated model layers. Pick a layer og load it.

Loading map…

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

Luftkvalitet and pollen in San Diego County

54
Moderat
Unusually sensitive people should limit long outdoor exertion.
PM2.513.6 µg/m³
PM1016.1 µg/m³
Ozone24 µg/m³
NO₂25.9 µg/m³
UV-indeks0 · Lav
Airborne hazeKlart air

Luftkvalitet: Open-Meteo (CAMS). US AQI scale.

søn, twilight and moon

Solopgang6:32 AM
Solnedgang6:54 PM
Daglight12h 22m
Solar noon12:43 PM
Golden hour (am)6:32 AM - 7:32 AM
Golden hour (pm)5:54 PM - 6:54 PM
Blue hour (am)6:02 AM - 6:32 AM
Blue hour (pm)6:54 PM - 7:24 PM
Måne phase🌒 Waxing crescent · 14%
Månerise11:05 AM
Måneset9:25 PM

Golden and blue hour are the standard photographic approximation around sunrise and sunset.

Bedste rejsetid San Diego County

Go in april, maj, juni, juli, august, september and oktober. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: januar, februar and marts - expect the least comfortable mix of heat, cold or rain.

januar★★★★
februar★★★★
marts★★★★
april★★★★★
maj★★★★★
juni★★★★★
juli★★★★★
august★★★★★
september★★★★★
oktober★★★★★
november★★★★
december★★★★

Explore San Diego County

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

Vejr 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 Nordamerika.

What is the weather like in San Diego County lige nu?

It is currently 19°C (66°F) med overskyet. Luftfugtighed is 87% and wind is 3 km/h.

When is the best time og visit San Diego County?

april, maj, juni, juli, august, september and oktober offer the most comfortable conditions in San Diego County, which has a Mediterranean climate. januar, februar and marts 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 8:27 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 og 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 og do in San Diego County?

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

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts.
Prognose and observationsOpen-Meteo (ECMWF and national models).
Luftkvalitet and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Klima averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Vejr 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 15, 2026 at 8:27 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.

More from Davil Hofile