Average annual temperature is 22.1 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: 0.4 °C
Number of sunny days: 322 days
Number of rainy days: 42 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) | 27.3 | 32.7 | 34.1 | 36.1 | 35.2 | 40.5 | 37.8 | 38.9 | 37.0 | 32.2 | 30.9 | 26.0 |
| Average daytime temperature (°C) | 22.7 | 24.4 | 28.5 | 30.5 | 31.9 | 37.2 | 34.4 | 35.4 | 33.9 | 26.2 | 22.4 | 20.7 |
| Average temperature (°C) | 14.4 | 15.8 | 20.3 | 22.9 | 25.2 | 30.7 | 28.5 | 29.4 | 27.7 | 20.5 | 15.9 | 13.7 |
| Average night temperature (°C) | 7.5 | 8.9 | 13.0 | 15.1 | 18.3 | 23.4 | 22.3 | 22.9 | 21.0 | 15.5 | 10.7 | 7.2 |
| Absolute minimum temperature (°C) | 0.4 | 1.5 | 3.6 | 11.3 | 14.1 | 18.7 | 19.0 | 19.2 | 18.9 | 7.6 | 3.8 | 1.5 |
| 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) | 10.7 | 11.3 | 12.0 | 12.8 | 13.5 | 13.8 | 13.6 | 13.1 | 12.3 | 11.5 | 10.8 | 10.5 |
| 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) | 9.5 | 9.5 | 10.6 | 11.3 | 11.1 | 12.4 | 11.6 | 11.9 | 11.5 | 7.7 | 7.8 | 9.0 |
| Precipitation (mm) | 0 | 0 | 2 | 0 | 13 | 0 | 31 | 1 | 11 | 48 | 14 | 0 |
| Sunny days | 31 | 27 | 27 | 28 | 24 | 28 | 26 | 29 | 28 | 18 | 25 | 31 |
| Rainy days | 0 | 0 | 4 | 2 | 7 | 2 | 5 | 2 | 2 | 13 | 5 | 0 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Francisco is at