San Diego County Clima and Average Meteo
Clima of San Diego County: average temperatures, rainfall and seasons month by month.
Clima in San Diego County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Mese | Massima media | Minima media | Precipitazioni | Valutazione |
|---|---|---|---|---|
| gennaio | 19° | 9° | 61 mm | ★★★★☆ |
| febbraio | 19° | 10° | 78 mm | ★★★★☆ |
| marzo | 20° | 11° | 69 mm | ★★★★☆ |
| aprile | 20° | 12° | 12 mm | ★★★★★ |
| mag | 20° | 14° | 7 mm | ★★★★★ |
| giugno | 22° | 16° | 3 mm | ★★★★★ |
| luglio | 24° | 18° | 0 mm | ★★★★★ |
| agosto | 26° | 19° | 8 mm | ★★★★★ |
| settembre | 25° | 18° | 15 mm | ★★★★★ |
| ottobre | 24° | 14° | 21 mm | ★★★★★ |
| novembre | 21° | 11° | 53 mm | ★★★★☆ |
| dicembre | 19° | 10° | 32 mm | ★★★★☆ |
Clima type: Mediterranean. Fonte: Open-Meteo archive (ERA5).
Recent extremes in San Diego County
Altoest and lowest readings observed in the last 3 years of reanalysis data – not all-time records.
How San Diego County compares con 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 |
Periodo migliore per visitare San Diego County
Go in aprile, mag, giugno, luglio, agosto, settembre and ottobre. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: gennaio, febbraio and marzo – expect the least comfortable mix of heat, cold or rain.
What this means for San Diego County
Today is slightly cooler than average for ottobre. The forecast high of 21°C is 2.8°C below the 24°C typical for this month.
A 27% chance means most of the area stays dry; a passing shower is possible but short.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in giugno a agosto.
The gap between the warmest and coldest month averages 9°C.
What a pack, what a skip
- domglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid gennaio, febbraio and marzo – historically the least comfortable months here.
Riepilogo
San Diego County is a county in California. San Diego County is a county in the United States. Ha una popolazione di circa 3.3 million.
Attualmente ci sono 20°C (67°F) in San Diego County con coperto. La temperatura percepita è di 20°C. Oggi le temperature vanno da 16°C a 21°C. La probabilità di precipitazioni è del 27%. Le condizioni per le visite turistiche sono valutate 9.1/10 – eccellente — vai ora.
Il periodo migliore per visitare San Diego County is aprile, mag, giugno, luglio, agosto, settembre and ottobre. Il clima è Mediterranean. gennaio, febbraio and marzo tendono a essere i mesi meno confortevoli. agosto è il mese più caldo, con massime medie intorno a 26°C, mentre gennaio è il mese più freddo, con minime intorno a 9°C.
L'aeroporto principale più vicino è San Diego International Airport (SAN), about 4 km away. Tra i luoghi di interesse nelle vicinanze ci sono Coronado Beach, Anza-Borrego Desert State Park, Disneyland Resort and Joshua Tree National Park.
In parole semplici. Today is slightly cooler than average for ottobre. The forecast high of 21°C is 2.8°C below the 24°C typical for this month. The best window a be outside is roughly 10 AM a 1 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in San Diego County today at 9.6/10. 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
| Tipo | County |
|---|---|
| State | California |
| Paese | Stati Uniti |
| Continente | America del Nord |
| Coordinate | 32°42′56.5″N 117°9′40″W (32.7157, -117.1611) |
| Popolazione | 3.280.000 |
| Ora locale | 2:03 PM (UTC-07:00) |
| Mesi migliori | aprile, mag, giugno, luglio, agosto, settembre and ottobre |
| Clima | Mediterranean |
Meteo map for San Diego County
Animated model layers. Pick a layer a load it.
Animated layers by Ventoy. 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.
Clima 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 America del Nord.
What is the weather like in San Diego County ora?
It is currently 20°C (67°F) con coperto. Umidità is 69% and wind is 6 km/h.
When is the best time a visit San Diego County?
aprile, mag, giugno, luglio, agosto, settembre and ottobre offer the most comfortable conditions in San Diego County, which has a Mediterranean climate. gennaio, febbraio and marzo 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 ora locale is 2:03 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 a 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 a do in San Diego County?
Popular options include Coronado Beach, Anza-Borrego Desert State Park, Disneyland Resort, Joshua Tree National Park, Santa lunica State Beach and Hollywood Sign.
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| Place data | USPOTUS Atlas dataset (us-counties) – coordinates, hierarchy and facts. |
|---|---|
| Previsioni and observations | Open-Meteo (ECMWF and national models). |
| Qualità dell’aria and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Clima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Meteo 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 ottobre 24, 2026 at 2:03 PM ora locale. Live blocks refresh every 15 minutes; climate averages monthly.
