Average annual temperature is 16.5 °C
Absolute maximum temperature: 30.6 °C
Absolute minimum temperature: 6.5 °C
Number of sunny days: 233 days
Number of rainy days: 132 days
Look at detailed online map of San Simón
* Weather data for San Simón 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) | 21.1 | 21.8 | 19.1 | 22.1 | 20.4 | 22.3 | 27.2 | 27.6 | 30.6 | 29.6 | 26.7 | 22.1 |
| Average daytime temperature (°C) | 16.6 | 16.7 | 16.8 | 18.1 | 18.9 | 20.5 | 23.8 | 25.0 | 24.9 | 24.1 | 21.9 | 19.5 |
| Average temperature (°C) | 13.2 | 12.7 | 13.2 | 14.2 | 15.8 | 17.2 | 19.3 | 20.6 | 20.5 | 18.8 | 17.0 | 14.7 |
| Average night temperature (°C) | 9.7 | 9.1 | 10.0 | 11.4 | 13.5 | 14.7 | 15.9 | 17.3 | 17.0 | 14.6 | 12.5 | 10.7 |
| Absolute minimum temperature (°C) | 6.9 | 6.5 | 7.0 | 7.0 | 11.4 | 13.2 | 13.4 | 15.6 | 14.0 | 10.7 | 8.1 | 7.9 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.3 | 11.4 | 10.6 | 10.2 |
| 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) | 8.3 | 9.0 | 9.5 | 11.0 | 11.5 | 12.0 | 12.4 | 11.0 | 11.1 | 10.6 | 8.9 | 8.7 |
| Precipitation (mm) | 35 | 23 | 41 | 8 | 17 | 18 | 2 | 77 | 1 | 1 | 24 | 38 |
| Sunny days | 17 | 16 | 21 | 14 | 8 | 13 | 26 | 22 | 23 | 25 | 24 | 24 |
| Rainy days | 14 | 12 | 10 | 16 | 23 | 17 | 5 | 9 | 7 | 6 | 6 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Simón is at