San Diego County Klima and Average Vær
Klima of San Diego County: average temperatures, rainfall and seasons month by month.
Klima in San Diego County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 19° | 9° | 61 mm | ★★★★☆ |
| februar | 19° | 10° | 78 mm | ★★★★☆ |
| mars | 20° | 11° | 69 mm | ★★★★☆ |
| april | 20° | 12° | 12 mm | ★★★★★ |
| mai | 20° | 14° | 7 mm | ★★★★★ |
| juni | 22° | 16° | 3 mm | ★★★★★ |
| juli | 24° | 18° | 0 mm | ★★★★★ |
| august | 26° | 19° | 8 mm | ★★★★★ |
| september | 25° | 18° | 15 mm | ★★★★★ |
| oktober | 24° | 14° | 21 mm | ★★★★★ |
| november | 21° | 11° | 53 mm | ★★★★☆ |
| desember | 19° | 10° | 32 mm | ★★★★☆ |
Klima type: Mediterranean. Kilde: Open-Meteo archive (ERA5).
Recent extremes in San Diego County
Høyest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How San Diego County compares med nearby places
Annual averages, and the difference against San Diego County.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| San Diego | 0 km | 17°C | about the same | 359 mm |
| San Diego International Airport | 4 km | 17°C | about the same | 359 mm |
| Coronado Beach | 4 km | 17°C | about the same | 359 mm |
| Anza-Borrego Desert State Park | 93 km | 24°C | +6°C warmer | 118 mm |
| Orange County | 128 km | 18°C | +1°C warmer | 385 mm |
Beste tid å besøke San Diego County
Go in april, mai, juni, juli, august, september and oktober. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: januar, februar and mars - expect the least comfortable mix of heat, cold or rain.
What this means for San Diego County
Today is about average for september. The forecast high of 25°C is in line med the 25°C typical for this month.
Regn is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in juni til august.
The gap between the warmest and coldest month averages 9°C.
What til pack, what til skip
- Lightweight, light-coloured clothing and a refillable water bottle
- sønglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid januar, februar and mars - historically the least comfortable months here.
Sammendrag
San Diego County is a county in California. San Diego County is a county in the United States. Befolkningen er rundt 3.3 million.
Akkurat nå er det 22°C (72°F) in San Diego County med mest klart. Det føles som 24°C. I dag varierer temperaturen mellom 19°C til 25°C. Sannsynligheten for nedbør er 0%. Sightseeing conditions score 9.6/10 - utmerket — dra nå.
Beste tidspunkt å besøke San Diego County is april, mai, juni, juli, august, september and oktober. Klimaet er Mediterranean. januar, februar and mars tend til 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 about average for september. The forecast high of 25°C is in line med the 25°C typical for this month. The best window til be outside is roughly 6 PM til 9 PM, when temperature, rain chance and wind line up best. photography is the strongest bet in San Diego County today at 9.9/10. 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.
Quick facts about San Diego County
| Type | County |
|---|---|
| State | California |
| Land | USA |
| Kontinent | Nord-Amerika |
| Koordinater | 32°42′56.5″N 117°9′40″W (32.7157, -117.1611) |
| Befolkning | 3.280.000 |
| Lokal tid | 5:04 PM (UTC-07:00) |
| Best months | april, mai, juni, juli, august, september and oktober |
| Klima | Mediterranean |
Vær map for San Diego County
Animated model layers. Pick a layer til load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Explore San Diego County
Every topic we hold for this place, and the same topic for the places around it.
Klima 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 Nord-Amerika.
What is the weather like in San Diego County akkurat nå?
It is currently 22°C (72°F) med mest klart. Luftfuktighet is 78% and wind is 12 km/h.
When is the best time til visit San Diego County?
april, mai, juni, juli, august, september and oktober offer the most comfortable conditions in San Diego County, which has a Mediterranean climate. januar, februar 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 5:04 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 manica State Beach and Hollywood Sign.
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| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Værmelding and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Vær Service. |
| Method | Scores, 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 30, 2026 at 5:04 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
