San Francisco 気候 and Average 天気
気候 of San Francisco: average temperatures, rainfall and seasons month by month.
気候 in San Francisco month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 1月 | 15° | 8° | 84 mm | ★★★☆☆ |
| 2月 | 15° | 9° | 141 mm | ★★★☆☆ |
| 3月 | 18° | 10° | 76 mm | ★★★★☆ |
| 4月 | 17° | 10° | 52 mm | ★★★★☆ |
| 5月 | 19° | 11° | 15 mm | ★★★★★ |
| 6月 | 19° | 12° | 0 mm | ★★★★★ |
| 7月 | 19° | 13° | 2 mm | ★★★★★ |
| 8月 | 20° | 14° | 1 mm | ★★★★★ |
| 9月 | 21° | 14° | 5 mm | ★★★★★ |
| 10月 | 22° | 13° | 19 mm | ★★★★★ |
| 11月 | 17° | 10° | 104 mm | ★★★☆☆ |
| 12月 | 14° | 9° | 148 mm | ★★★☆☆ |
気候 type: Mediterranean. 出典： Open-Meteo archive (ERA5).
Recent extremes in San Francisco
高いest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How San Francisco compares、nearby places
Annual averages, and the difference against San Francisco.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| San Francisco County | 0 km | 14°C | about the same | 647 mm |
| Napa | 59 km | 15°C | +1°C warmer | 766 mm |
| Santa Clara County | 62 km | 16°C | +2°C warmer | 554 mm |
| Sacramento | 121 km | 17°C | +3°C warmer | 690 mm |
| Point Lobos State Natural Reserve | 146 km | 14°C | about the same | 577 mm |
気候 by attraction in San Francisco
2 attractions mapped in this atlas
気候 by airport in San Francisco
1 airports mapped in this atlas
気候 by district in San Francisco
2 districts and neighborhoods mapped in this atlas
気候 by zip / postal code in San Francisco
2 zip and postal codes mapped in this atlas
気候 by area code in San Francisco
1 area codes mapped in this atlas
訪問に最適な時期 San Francisco
Go in 5月, 6月, 7月, 8月, 9月 and 10月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 1月, 2月 and 12月 - expect the least comfortable mix of heat, cold or rain.
What this means for San Francisco
Today is about average for 10月. The forecast high of 21°C is in line、the 22°C typical for this month.
A 26% 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 6月から8月.
The gap between the warmest and coldest month averages 6°C - an unusually even climate through the year.
Whatからpack, whatからskip
- Normal seasonal clothing - nothing unusual is needed this week
- If your dates are flexible, avoid 1月, 2月 and 12月 - historically the least comfortable months here.
概要
San Francisco is a city in California. San Francisco is known for Golden Gate Bridge and cable cars. 人口は約810.000.
現在の気温は14°C (57°F) in San Francisco、曇り. 体感温度は12°C. 今日の気温は13°Cから21°C. 降水確率は26%. Sightseeing conditions score 8.8/10 - 絶好 — 今すぐ出かけられます.
訪問に最適な時期はSan Francisco is 5月, 6月, 7月, 8月, 9月 and 10月. 気候はMediterranean. 1月, 2月 and 12月 tendからbe the least comfortable months. 10月 is the warmest month、average highs near 22°C, while 1月 is the coldest、lows near 8°C.
The closest major airport is San Francisco International Airport (SFO), about 17 km away. Nearby highlights include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve and Pinnacles National Park.
簡単に言うと。 Today is about average for 10月. The forecast high of 21°C is in line、the 22°C typical for this month. The best windowからbe outside is roughly 11 AMから2 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in San Francisco today at 9.4/10. 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 Francisco
| 種類 | City |
|---|---|
| State | California |
| 国 | アメリカ合衆国 |
| 大陸 | 北アメリカ |
| 座標 | 37°46′29.6″N 122°25′9.8″W (37.7749, -122.4194) |
| 人口 | 810.000 |
| Known for | Golden Gate Bridge and cable cars |
| 現地時刻 | 2:15 AM (UTC-07:00) |
| Best months | 5月, 6月, 7月, 8月, 9月 and 10月 |
| 気候 | Mediterranean |
天気 map for San Francisco
Animated model layers. Pick a layerからload it.
Animated layers by 風y. For pin-level detail and nearby places, see the interactive map below.
Explore San Francisco
Every topic we hold for this place, and the same topic for the places around it.
気候 for related places
Frequently asked questions
Where is San Francisco?
San Francisco is a city in California. Its coordinates are 37.7749, -122.4194. It lies in 北アメリカ.
What is the weather like in San Francisco現在?
It is currently 14°C (57°F)、曇り. 湿度 is 68% and wind is 10 km/h.
When is the best timeからvisit San Francisco?
5月, 6月, 7月, 8月, 9月 and 10月 offer the most comfortable conditions in San Francisco, which has a Mediterranean climate. 1月, 2月 and 12月 are usually the hardest months for outdoor plans.
What time zone is San Francisco in?
San Francisco observes America/Los_Angeles (UTC-07:00). The local time is 2:15 AM.
How many people live in San Francisco?
San Francisco has a population of approximately 810.000.
What is the nearest airportからSan Francisco?
The closest airports are San Francisco International Airport (SFO), 17 km away.
What are the top thingsからdo in San Francisco?
Popular options include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve, Pinnacles National Park, 7月ia Pfeiffer Burns State Park and Emerald Bay State Park.
What places are in San Francisco?
San Francisco covers 8 places in this atlas, including Alcatraz Island, Golden Gate Bridge, San Francisco International Airport, Fisherman's Wharf, Mission District and ZIP Code 94102.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| 予報 and observations | Open-Meteo (ECMWF and national models). |
| 大気質 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 気候 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National 天気 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 10月 21, 2026 at 2:15 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
