San Diego County 气候 and Average 天气
气候 of San Diego County: average temperatures, rainfall and seasons month by month.
气候 in San Diego County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月份 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 一月 | 19° | 9° | 61 mm | ★★★★☆ |
| 二月 | 19° | 10° | 78 mm | ★★★★☆ |
| 三月 | 20° | 11° | 69 mm | ★★★★☆ |
| 四月 | 20° | 12° | 12 mm | ★★★★★ |
| 五月 | 20° | 14° | 7 mm | ★★★★★ |
| 六月 | 22° | 16° | 3 mm | ★★★★★ |
| 七月 | 24° | 18° | 0 mm | ★★★★★ |
| 八月 | 26° | 19° | 8 mm | ★★★★★ |
| 九月 | 25° | 18° | 15 mm | ★★★★★ |
| 十月 | 24° | 14° | 21 mm | ★★★★★ |
| 十一月 | 21° | 11° | 53 mm | ★★★★☆ |
| 十二月 | 19° | 10° | 32 mm | ★★★★☆ |
气候 type: Mediterranean. 来源： Open-Meteo archive (ERA5).
Recent extremes in San Diego County
高est and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How San Diego County compares，天气为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 |
最佳旅游时间 San Diego County
Go in 四月, 五月, 六月, 七月, 八月, 九月 and 十月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 一月, 二月 and 三月 - expect the least comfortable mix of heat, cold or rain.
What this means for San Diego County
Today is about average for 十月. The forecast high of 24°C is in line，天气为the 24°C typical for this month.
雨 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 六月至八月.
The gap between the warmest and coldest month averages 9°C.
What至pack, what至skip
- 周日glasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid 一月, 二月 and 三月 - historically the least comfortable months here.
摘要
San Diego County is a county in California. San Diego County is a county in the United States. 人口约为3.3 million.
目前气温为20°C (68°F) in San Diego County，天气为晴. 体感温度为21°C. 今天气温在15°C至24°C. 降水概率为7%. Sightseeing conditions score 9.6/10 - 极佳 — 现在适合出行.
最佳旅游时间是San Diego County is 四月, 五月, 六月, 七月, 八月, 九月 and 十月. 气候为Mediterranean. 一月, 二月 and 三月 tend至be the least comfortable months. 八月 is the warmest month，天气为average highs near 26°C, while 一月 is the coldest，天气为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.
简单来说。 Today is about average for 十月. The forecast high of 24°C is in line，天气为the 24°C typical for this month. The best window至be outside is roughly 9 AM至12 PM, when temperature, rain chance and wind line up best. sightseeing 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
| 类型 | County |
|---|---|
| State | California |
| 国家 | 美国 |
| 大洲 | 北美洲 |
| 坐标 | 32°42′56.5″N 117°9′40″W (32.7157, -117.1611) |
| 人口 | 3.280.000 |
| 当地时间 | 12:13 AM (UTC-07:00) |
| Best months | 四月, 五月, 六月, 七月, 八月, 九月 and 十月 |
| 气候 | Mediterranean |
天气 map for San Diego County
Animated model layers. Pick a layer至load it.
Animated layers by 风y. 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.
气候 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 北美洲.
What is the weather like in San Diego County现在?
It is currently 20°C (68°F)，天气为晴. 湿度 is 73% and wind is 6 km/h.
When is the best time至visit San Diego County?
四月, 五月, 六月, 七月, 八月, 九月 and 十月 offer the most comfortable conditions in San Diego County, which has a Mediterranean climate. 一月, 二月 and 三月 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 12:13 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至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至do in San Diego County?
Popular options include Coronado Beach, Anza-Borrego Desert State Park, Disneyland Resort, Joshua Tree National Park, Santa 周一ica State Beach and Hollywood Sign.
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| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| 预报 and observations | Open-Meteo (ECMWF and national models). |
| 空气质量 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 气候 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National 天气 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 十月 25, 2026 at 12:13 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
