San Diego 气候 and Average 天气
气候 of San Diego: average temperatures, rainfall and seasons month by month.
气候 in San Diego 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
高est and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How San Diego compares，天气为nearby places
Annual averages, and the difference against San Diego.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| San Diego County | 0 km | 17°C | about the same | 359 mm |
| Anza-Borrego Desert State Park | 93 km | 24°C | +6°C warmer | 128 mm |
| Orange County | 128 km | 18°C | +1°C warmer | 396 mm |
| Palm Springs | 137 km | 24°C | +7°C warmer | 192 mm |
| Riverside County | 139 km | 19°C | +2°C warmer | 381 mm |
气候 by airport in San Diego
1 airports mapped in this atlas
气候 by beach in San Diego
1 beaches mapped in this atlas
最佳旅游时间 San Diego
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
Today is about average for 十月. The forecast high of 23°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+
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid 一月, 二月 and 三月 - historically the least comfortable months here.
摘要
San Diego is a city in California. San Diego is known for Beaches, zoo and Balboa Park. 人口约为1.4 million.
目前气温为16°C (60°F) in San Diego，天气为阴天. 体感温度为16°C. 今天气温在15°C至23°C. 降水概率为0%. Sightseeing conditions score 9.7/10 - 极佳 — 现在适合出行.
最佳旅游时间是San Diego 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 23°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 today at 9.7/10. 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
| 类型 | City |
|---|---|
| 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 | 1.380.000 |
| Known for | Beaches, zoo and Balboa Park |
| 当地时间 | 12:52 PM (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
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
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?
San Diego is a city in California. Its coordinates are 32.7157, -117.1611. It lies in 北美洲.
What is the weather like in San Diego现在?
It is currently 16°C (60°F)，天气为阴天. 湿度 is 91% and wind is 8 km/h.
When is the best time至visit San Diego?
四月, 五月, 六月, 七月, 八月, 九月 and 十月 offer the most comfortable conditions in San Diego, 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 in?
San Diego observes America/Los_Angeles (UTC-07:00). The local time is 12:52 PM.
How many people live in San Diego?
San Diego has a population of approximately 1.4 million.
What is the nearest airport至San Diego?
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?
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.
What places are in San Diego?
San Diego covers 2 places in this atlas, including San Diego International Airport and Coronado Beach.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - 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 28, 2026 at 12:52 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
