Average annual temperature is 15.6 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -5.2 °C
Number of sunny days: 249 days
Number of rainy days: 115 days
Number of snow days: 1 day
Look at detailed online map of San Francisco
* Weather data for San Francisco Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 20.4 | 24.0 | 26.2 | 26.8 | 30.1 | 35.5 | 33.4 | 34.7 | 32.1 | 27.4 | 25.6 | 19.5 |
| Average daytime temperature (°C) | 14.7 | 17.2 | 20.9 | 23.0 | 25.2 | 31.2 | 29.0 | 29.1 | 28.0 | 22.3 | 16.5 | 13.8 |
| Average temperature (°C) | 8.3 | 9.4 | 12.9 | 15.1 | 18.1 | 23.7 | 22.4 | 22.6 | 21.1 | 15.6 | 10.1 | 8.0 |
| Average night temperature (°C) | 2.8 | 3.3 | 6.8 | 8.5 | 12.1 | 16.7 | 16.2 | 16.3 | 14.8 | 10.5 | 5.4 | 3.3 |
| Absolute minimum temperature (°C) | -4.0 | -5.2 | -4.1 | 3.4 | 9.2 | 10.2 | 13.6 | 12.8 | 12.0 | -0.4 | -3.3 | -4.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.6 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.3 | 9.4 | 9.9 | 11.4 | 11.1 | 12.6 | 12.1 | 11.7 | 11.4 | 9.4 | 8.0 | 8.8 |
| Precipitation (mm) | 5 | 6 | 16 | 4 | 50 | 20 | 39 | 35 | 23 | 35 | 33 | 1 |
| Sunny days | 29 | 25 | 21 | 23 | 12 | 16 | 18 | 20 | 17 | 17 | 24 | 27 |
| Rainy days | 2 | 3 | 9 | 7 | 19 | 14 | 13 | 11 | 13 | 14 | 6 | 4 |
| Snow days | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Francisco is at