Average annual temperature is 12.6 °C
Absolute maximum temperature: 28.0 °C
Absolute minimum temperature: -2.9 °C
Number of sunny days: 131 days
Number of rainy days: 234 days
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) | 19.9 | 22.8 | 23.1 | 25.1 | 23.0 | 28.0 | 23.5 | 25.4 | 23.2 | 21.8 | 21.0 | 16.7 |
| Average daytime temperature (°C) | 15.6 | 17.5 | 19.9 | 19.1 | 19.9 | 23.6 | 21.2 | 21.2 | 20.8 | 17.7 | 15.5 | 12.3 |
| Average temperature (°C) | 9.3 | 10.3 | 12.6 | 12.7 | 13.7 | 17.0 | 15.2 | 15.1 | 14.7 | 12.6 | 10.3 | 7.8 |
| Average night temperature (°C) | 4.3 | 4.8 | 7.0 | 7.6 | 8.7 | 10.8 | 9.8 | 10.3 | 9.7 | 8.7 | 6.5 | 4.3 |
| Absolute minimum temperature (°C) | 0.0 | 0.3 | -0.3 | 4.2 | 6.5 | 8.7 | 8.2 | 9.2 | 8.1 | 5.1 | 0.7 | -2.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 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) | 10.8 | 11.4 | 12.0 | 12.7 | 13.3 | 13.6 | 13.4 | 12.9 | 12.3 | 11.6 | 11.0 | 10.7 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.4 | 11.0 | 11.3 | 11.8 | 12.6 | 12.5 | 11.5 | 11.3 | 9.1 | 8.6 | 7.3 |
| Precipitation (mm) | 7 | 8 | 40 | 63 | 201 | 60 | 104 | 83 | 48 | 178 | 82 | 61 |
| Sunny days | 25 | 22 | 13 | 5 | 1 | 12 | 2 | 4 | 9 | 8 | 16 | 14 |
| Rainy days | 6 | 6 | 18 | 25 | 30 | 18 | 29 | 27 | 21 | 23 | 14 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Francisco is at