San Francisco
San Francisco Bay Area
Its warmest month is September, not July — the summer fog sees to that.
66°FJuly mean high
47°FJanuary mean low
22.9″Annual precipitation
8.1°FAnnual range
Source station: SAN FRANCISCO DWTN, CA US (USW00023272), 150 ft, 0.5 mi from San Francisco, 98 ft higher. NOAA/NCEI 1991–2020 monthly normals.
37.775°N, 122.419°W in San Francisco Bay Area.
37.775°N, 122.419°W. In San Francisco Bay Area.
The next three days
NATIONAL BLEND OF MODELSDRAWN ON REQUESTThe year, in one picture
NOAA/NCEI 1991–2020 NORMALSThe interactive monthly temperature and precipitation chart loads with JavaScript; the values are tabulated below.
Mean daily high
Mean daily low
Monthly precipitation
Month by month
JANUARY AND JULY ARE FREE| Month | Mean high | Mean low | Mean | Precip | Snow | Share of year |
|---|---|---|---|---|---|---|
| Jan | 58° | 47° | 52.2° | 4.40″ | — | 19% |
| Jul | 66° | 54° | 60.3° | 0.01″ | — | 0% |
| Year | 70° | 47° | 57.7° | 22.89″ | — | 100% |
Where it sits among the fifty-seven
RANKED AGAINST EVERY OTHER PLACE ON THE SITE19th of 5722.9 inches a year.WETTEST53rd of 57A mean high of 66°F.HOTTEST JULY52nd of 57A mean low of 47°F.COLDEST JANUARY NIGHTS43rd of 5752 feet.HIGHEST56th of 578.1°F between July and January.WIDEST ANNUAL RANGE
Nearby, and nothing like it
The three places within 90 miles of San Francisco whose climate differs most — usually because something stands between them.