Climate San Francisco - California
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 66 | 67 | 64 | 63 | 62 | 60 |
| Average low in ºF Av. low Lo | 53 | 54 | 51 | 49 | 49 | 47 |
| Days with precipitation Days precip. DP | 2 | 1 | 4 | 6 | 10 | 11 |
| Hours of sunshine Hours sun. Sun | 330 | 300 | 314 | 281 | 251 | 182 |
| Av. precipitation in inch Av. precip. Pre. | 0.16 | 0.01 | 0.70 | 1.46 | 3.26 | 4.46 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 57 | 68 | 70 | 69 | 63 | 57 |
| Average low in ºF Av. low Lo | 46 | 55 | 55 | 54 | 50 | 46 |
| Days with precipitation Days precip. DP | 11 | 1 | 1 | 4 | 7 | 10 |
| Hours of sunshine Hours sun. Sun | 165 | 272 | 267 | 243 | 189 | 156 |
| Av. precipitation in inch Av. precip. Pre. | 4.50 | 0.06 | 0.21 | 1.12 | 3.16 | 4.56 |
What is the average weather in San Francisco, California?
San Francisco experiences a warm-summer climate with dry summers and wetter winters, strongly moderated by its coastal influence. This maritime effect leads to mild winters and mild summers, with September often being the warmest month, an unusual timing. The city receives moderate precipitation, primarily during the cooler season, and enjoys abundant sunshine, totaling over 2,950 hours annually.
San Francisco Climate Graph - California Climate Chart
Daily normals San Francisco - California - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 56.0 | 45.2 | 0.16 | 0.16 | 0.00 | 0.00 |
| 2 Jan | 56.0 | 45.2 | 0.28 | 0.28 | 0.00 | 0.00 |
| 3 Jan | 56.0 | 45.2 | 0.43 | 0.43 | 0.00 | 0.00 |
| 4 Jan | 56.0 | 45.2 | 0.59 | 0.59 | 0.00 | 0.00 |
| 5 Jan | 56.1 | 45.2 | 0.71 | 0.71 | 0.00 | 0.00 |
| 6 Jan | 56.1 | 45.2 | 0.87 | 0.87 | 0.00 | 0.00 |
| 7 Jan | 56.1 | 45.3 | 1.02 | 1.02 | 0.00 | 0.00 |
| 8 Jan | 56.2 | 45.3 | 1.14 | 1.14 | 0.00 | 0.00 |
| 9 Jan | 56.2 | 45.3 | 1.30 | 1.30 | 0.00 | 0.00 |
| 10 Jan | 56.3 | 45.3 | 1.46 | 1.46 | 0.00 | 0.00 |
| 11 Jan | 56.3 | 45.4 | 1.61 | 1.61 | 0.00 | 0.00 |
| 12 Jan | 56.4 | 45.4 | 1.77 | 1.77 | 0.00 | 0.00 |
| 13 Jan | 56.5 | 45.5 | 1.93 | 1.93 | 0.00 | 0.00 |
| 14 Jan | 56.5 | 45.5 | 2.05 | 2.05 | 0.00 | 0.00 |
| 15 Jan | 56.6 | 45.5 | 2.20 | 2.20 | 0.00 | 0.00 |
| 16 Jan | 56.7 | 45.6 | 2.36 | 2.36 | 0.00 | 0.00 |
| 17 Jan | 56.8 | 45.7 | 2.48 | 2.48 | 0.00 | 0.00 |
| 18 Jan | 56.9 | 45.7 | 2.64 | 2.64 | 0.00 | 0.00 |
| 19 Jan | 57.0 | 45.8 | 2.76 | 2.76 | 0.00 | 0.00 |
| 20 Jan | 57.1 | 45.8 | 2.91 | 2.91 | 0.00 | 0.00 |
| 21 Jan | 57.2 | 45.9 | 3.03 | 3.03 | 0.00 | 0.00 |
| 22 Jan | 57.3 | 45.9 | 3.19 | 3.19 | 0.00 | 0.00 |
| 23 Jan | 57.4 | 46.0 | 3.31 | 3.31 | 0.00 | 0.00 |
| 24 Jan | 57.6 | 46.1 | 3.46 | 3.46 | 0.00 | 0.00 |
| 25 Jan | 57.7 | 46.1 | 3.62 | 3.62 | 0.00 | 0.00 |
| 26 Jan | 57.8 | 46.2 | 3.74 | 3.74 | 0.00 | 0.00 |
| 27 Jan | 57.9 | 46.3 | 3.90 | 3.90 | 0.00 | 0.00 |
| 28 Jan | 58.1 | 46.4 | 4.06 | 4.06 | 0.00 | 0.00 |
| 29 Jan | 58.2 | 46.4 | 4.17 | 4.17 | 0.00 | 0.00 |
| 30 Jan | 58.3 | 46.5 | 4.33 | 4.33 | 0.00 | 0.00 |
| 31 Jan | 58.5 | 46.6 | 4.49 | 4.49 | 0.00 | 0.00 |
Weather history San Francisco - August 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Aug | 73.9 | 55.9 | 0.00 | - | 0.0 |
| 02 Aug | 75.0 | 55.9 | 0.00 | - | 0.0 |
| 03 Aug | 70.0 | 55.9 | 0.00 | - | 0.0 |
| 04 Aug | 69.1 | 55.9 | 0.00 | - | 0.0 |
| 05 Aug | 68.0 | 57.9 | 0.00 | - | 0.0 |
| 06 Aug | 66.9 | 55.9 | 0.00 | - | 0.0 |
| 07 Aug | 64.0 | 55.9 | 0.00 | - | 0.0 |
| 08 Aug | - | - | - | - | - |
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Past weather San Francisco
| Aug 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 69.6 ºF | 66 ºF | |
| Average low temperature Av. low temp. | 56.2 ºF | 53 ºF | |
| Total precipitation Total precip. | 0.00 inch | 0.16 inch | |
| Total snowfall Total snowfall | - inch | 0 inch | |
| Highest max temperature Highest max temp. | 75.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 64.0 ºF | - | |
| Highest min temperature Highest min temp. | 57.9 ºF | - | |
| Lowest min temperature Lowest min temp. | 55.9 ºF | - | |
Past weather August 2026 incomplete - Missing data
Geo San Francisco - California
| Country | United States | |
|---|---|---|
| State | California | |
| County | San Francisco | |
| City | San Francisco | |
| Zip Code | 94102 | |
| Longitude | -122.42 dec. degr. | |
| Latitude | 37.78 dec. degr. | |
| Altitude - Elevation | 66ft | |
| ICAO | - | |
| IATA | - |
Date and Time San Francisco - California
| Local Time | 03:07 AM | |
|---|---|---|
| Sunrise | 06:20 AM | |
| Sunset | 08:08 PM | |
| Day/Night | Night | |
| Timezone | Pacific Daylight Time | |
| Timezone DB | America - Los Angeles |
Map of San Francisco - California
USGS National Map — Open interactive map
San Francisco weather averages
| Annual high temperature | 64ºF |
| Annual low temperature | 51ºF |
| Days per year with precip. | 68 days |
| Annual hours of sunshine | 2950 hours |
| Average annual precip. | 23.66 inch |
Station Data
Monthly averages San Francisco
Longitude: -122.42, Latitude: 37.78
Average weather San Francisco, CA - 94102
Monthly: 1991-2020 normals
History: 1984-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...