San Diego County Loftslag and Average Veður
Loftslag of San Diego County: average temperatures, rainfall and seasons month by month.
Loftslag in San Diego County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Mánuður | Avg high | Avg low | Rigningfall | Rating |
|---|---|---|---|---|
| janúar | 19° | 9° | 61 mm | ★★★★☆ |
| febrúar | 19° | 10° | 78 mm | ★★★★☆ |
| mars | 20° | 11° | 69 mm | ★★★★☆ |
| apríl | 20° | 12° | 12 mm | ★★★★★ |
| maí | 20° | 14° | 7 mm | ★★★★★ |
| júní | 22° | 16° | 3 mm | ★★★★★ |
| júlí | 24° | 18° | 0 mm | ★★★★★ |
| ágúst | 26° | 19° | 8 mm | ★★★★★ |
| september | 25° | 18° | 15 mm | ★★★★★ |
| október | 24° | 14° | 21 mm | ★★★★★ |
| nóvember | 21° | 11° | 53 mm | ★★★★☆ |
| desember | 19° | 10° | 32 mm | ★★★★☆ |
Loftslag type: Mediterranean. Heimild: Open-Meteo archive (ERA5).
Recent extremes in San Diego County
Háttest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How San Diego County compares með 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 |
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.
What this means for San Diego County
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.
Rigning 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 júní til ágúst.
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
- sun.glasses, a brimmed hat and SPF 30+
- 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 34°C (94°F) in San Diego County með heiðskýrt. Hitinn finnst vera 33°C. Í dag er hitinn frá 24°C til 38°C. Líkur á úrkomu eru 0%. Sightseeing conditions score 8/10 - góðar aðstæður.
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.
Quick facts about San Diego County
| Tegund | County |
|---|---|
| State | California |
| Land | Bandaríkin |
| Heimsálfa | Norður-Ameríka |
| Hnit | 32°42′56.5″N 117°9′40″W (32.7157, -117.1611) |
| Mannfjöldi | 3.280.000 |
| Staðartími | 4:17 PM (UTC-07:00) |
| Best months | apríl, maí, júní, júlí, ágúst, september and október |
| Loftslag | Mediterranean |
Veður map for San Diego County
Animated model layers. Pick a layer til load it.
Animated layers by Vindury. 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.
Loftslag 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 34°C (94°F) með heiðskýrt. Raki is 30% and wind is 15 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 4:17 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.
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| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Spá and observations | Open-Meteo (ECMWF and national models). |
| Loftgæði and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Loftslag averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Veður 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 október 5, 2026 at 4:17 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
