Average annual temperature is 26.3 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: 13.5 °C
Number of sunny days: 120 days
Number of rainy days: 245 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) | 33.0 | 36.1 | 38.5 | 40.1 | 39.4 | 40.6 | 34.3 | 37.0 | 34.6 | 35.2 | 32.6 | 32.9 |
| Average daytime temperature (°C) | 28.3 | 29.1 | 33.7 | 34.9 | 35.4 | 36.3 | 32.0 | 32.6 | 32.7 | 30.9 | 27.6 | 26.0 |
| Average temperature (°C) | 23.2 | 23.5 | 26.9 | 28.2 | 29.0 | 30.1 | 26.9 | 27.4 | 27.6 | 26.4 | 23.9 | 22.4 |
| Average night temperature (°C) | 19.9 | 19.9 | 22.3 | 23.7 | 24.5 | 25.6 | 23.3 | 23.5 | 23.5 | 23.0 | 21.4 | 19.7 |
| Absolute minimum temperature (°C) | 13.5 | 15.8 | 19.0 | 20.4 | 19.3 | 22.3 | 22.2 | 21.7 | 22.4 | 20.2 | 18.0 | 15.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.8 | 8.2 | 10.1 | 10.7 | 11.1 | 11.2 | 9.5 | 10.2 | 10.4 | 9.2 | 7.2 | 6.9 |
| Precipitation (mm) | 26 | 19 | 24 | 29 | 52 | 137 | 321 | 174 | 119 | 186 | 63 | 146 |
| Sunny days | 13 | 13 | 17 | 14 | 19 | 13 | 0 | 2 | 3 | 4 | 11 | 11 |
| Rainy days | 18 | 15 | 14 | 16 | 12 | 17 | 31 | 29 | 27 | 27 | 19 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Simón is at