San Diego County Météo Prévisions
San Diego County weather: 20°C, couvert. Par heure forecast, 14-day outlook, UV, air quality and the best time à visit.
Climat in San Diego County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Mois | Max moyenne | Min moyenne | Précipitations | Évaluation |
|---|---|---|---|---|
| janvier | 19° | 9° | 61 mm | ★★★★☆ |
| février | 19° | 10° | 78 mm | ★★★★☆ |
| mars | 20° | 11° | 69 mm | ★★★★☆ |
| avril | 20° | 12° | 12 mm | ★★★★★ |
| mai | 20° | 14° | 7 mm | ★★★★★ |
| juin | 22° | 16° | 3 mm | ★★★★★ |
| juillet | 24° | 18° | 0 mm | ★★★★★ |
| août | 26° | 19° | 8 mm | ★★★★★ |
| septembre | 25° | 18° | 15 mm | ★★★★★ |
| octobre | 24° | 14° | 21 mm | ★★★★★ |
| novembre | 21° | 11° | 53 mm | ★★★★☆ |
| décembre | 19° | 10° | 32 mm | ★★★★☆ |
Climat type: Mediterranean. Source : Open-Meteo archive (ERA5).
Meilleur moment pour visiter San Diego County
Go in avril, mai, juin, juillet, août, septembre and octobre. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: janvier, février and mars – expect the least comfortable mix of heat, cold or rain.
Recent extremes in San Diego County
Élevéest and lowest readings observed in the last 3 years of reanalysis data – not all-time records.
How San Diego County compares avec 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 |
What à pack, what à skip
- dim.glasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid janvier, février and mars – historically the least comfortable months here.
Voir les prévisions de San Diego County par période
San Diego County weather – more answers
Explore San Diego County
Every topic we hold for this place, and the same topic for the places around it.
Météo 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 Amérique du Nord.
What is the weather like in San Diego County maintenant?
It is currently 20°C (67°F) avec couvert. Humidité is 69% and wind is 6 km/h.
When is the best time à visit San Diego County?
avril, mai, juin, juillet, août, septembre and octobre offer the most comfortable conditions in San Diego County, which has a Mediterranean climate. janvier, février 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 heure locale is 10:13 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 à 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 à do in San Diego County?
Popular options include Coronado Beach, Anza-Borrego Desert State Park, Disneyland Resort, Joshua Tree National Park, Santa lun.ica State Beach and Hollywood Sign.
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| Place data | USPOTUS Atlas dataset (us-counties) – coordinates, hierarchy and facts. |
|---|---|
| Prévisions and observations | Open-Meteo (ECMWF and national models). |
| Qualité de l’air and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climat averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Météo 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 octobre 24, 2026 at 10:13 AM heure locale. Live blocks refresh every 15 minutes; climate averages monthly.
