World > North America > United States > California City and County of San Francisco, CA
San Francisco, California Climate Averages
San Francisco Monthly Averages
12 Month Weather Scroll
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 57°F Lo 45°F | Hi 59°F Lo 45°F | Hi 61°F Lo 46°F | Hi 64°F Lo 48°F | Hi 67°F Lo 50°F | Hi 73°F Lo 54°F | Hi 75°F Lo 55°F | Hi 75°F Lo 56°F | Hi 76°F Lo 57°F | Hi 71°F Lo 55°F | Hi 62°F Lo 50°F | Hi 56°F Lo 46°F |
| 5 mph | 6 mph | 7 mph | 7 mph | 7 mph | 7 mph | 6 mph | 6 mph | 5 mph | 5 mph | 5 mph | 6 mph |
| 1.2 in | 1.2 in | 1 in | 0.3 in | 0.3 in | 0.1 in | 0.1 in | 0.1 in | 0.1 in | 0.3 in | 0.5 in | 1 in |
| 72% | 73% | 75% | 72% | 71% | 68% | 69% | 70% | 66% | 64% | 66% | 70% |
| 32% | 31% | 35% | 26% | 23% | 13% | 9% | 11% | 11% | 15% | 22% | 32% |
| 30.6 in | 30.6 in | 30.6 in | 30.5 in | 30.5 in | 30.4 in | 30.4 in | 30.4 in | 30.4 in | 30.5 in | 30.5 in | 30.6 in |
| 21 | 19 | 18 | 22 | 22 | 24 | 25 | 24 | 25 | 26 | 23 | 20 |
| 9 | 7 | 11 | 6 | 5 | 2 | 2 | 1 | 2 | 4 | 6 | 10 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 1 | 1 | 0 | 1 |
| 4 | 3 | 4 | 5 | 5 | 6 | 5 | 6 | 5 | 5 | 3 | 3 |
| 263 | 259 | 310 | 352 | 415 | 438 | 446 | 414 | 372 | 324 | 280 | 234 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Barometric Pressure |
| Average Dry Days |
| Avg. Precip. Days |
| Average Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.
