San Francisco County 天气 预报
San Francisco County weather: 11°C, 晴. 逐小时 forecast, 14-day outlook, UV, air quality and the best time至visit.
San Francisco County weather in 一月
A workable month,，天气为trade-offs.
一月 runs 3°C cooler than the annual average in San Francisco County.
天气 map for San Francisco 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.
气候 in San Francisco 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 | 15° | 8° | 84 mm | ★★★☆☆ |
| 二月 | 15° | 9° | 141 mm | ★★★☆☆ |
| 三月 | 18° | 10° | 76 mm | ★★★★☆ |
| 四月 | 17° | 10° | 52 mm | ★★★★☆ |
| 五月 | 19° | 11° | 15 mm | ★★★★★ |
| 六月 | 19° | 12° | 0 mm | ★★★★★ |
| 七月 | 19° | 13° | 2 mm | ★★★★★ |
| 八月 | 20° | 14° | 1 mm | ★★★★★ |
| 九月 | 21° | 14° | 6 mm | ★★★★★ |
| 十月 | 22° | 13° | 14 mm | ★★★★★ |
| 十一月 | 17° | 10° | 104 mm | ★★★☆☆ |
| 十二月 | 14° | 9° | 148 mm | ★★★☆☆ |
气候 type: Mediterranean. 来源： Open-Meteo archive (ERA5).
最佳旅游时间 San Francisco County
Go in 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 十二月 - expect the least comfortable mix of heat, cold or rain.
What至pack, what至skip
- Layers - the daily swing is 11°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid 一月, 二月 and 十二月 - historically the least comfortable months here.
How San Francisco County compares，天气为nearby places
Annual averages, and the difference against San Francisco County.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Area Code 415 | 0 km | 14°C | about the same | 643 mm |
| San Francisco | 0 km | 14°C | about the same | 643 mm |
| ZIP Code 94102 | 0 km | 14°C | about the same | 647 mm |
| Mission District | 2 km | 14°C | about the same | 647 mm |
| ZIP Code 94133 | 3 km | 14°C | about the same | 647 mm |
查看 San Francisco County 的分时预报
San Francisco County weather - more answers
Explore San Francisco County
Every topic we hold for this place, and the same topic for the places around it.
天气 for related places
Frequently asked questions
Where is San Francisco County?
San Francisco County is a county in California. Its coordinates are 37.7749, -122.4194. It lies in 北美洲.
What is the weather like in San Francisco County现在?
It is currently 11°C (53°F)，天气为晴. 湿度 is 75% and wind is 3 km/h.
When is the best time至visit San Francisco County?
五月, 六月, 七月, 八月, 九月 and 十月 offer the most comfortable conditions in San Francisco County, which has a Mediterranean climate. 一月, 二月 and 十二月 are usually the hardest months for outdoor plans.
What time zone is San Francisco County in?
San Francisco County observes America/Los_Angeles (UTC-07:00). The local time is 11:33 PM.
How many people live in San Francisco County?
San Francisco County has a population of approximately 810.000.
What is the nearest airport至San Francisco County?
The closest airports are San Francisco International Airport (SFO), 17 km away.
What are the top things至do in San Francisco County?
Popular options include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve, Pinnacles National Park, 七月ia Pfeiffer Burns State Park and Emerald Bay State Park.
Related articles
Data sources and methodology
| 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 27, 2026 at 11:33 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
