Average annual temperature is 20.3 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: 2.5 °C
Number of sunny days: 237 days
Number of rainy days: 128 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) | 27.7 | 27.2 | 28.7 | 31.6 | 34.4 | 37.2 | 32.4 | 32.8 | 34.4 | 34.9 | 30.6 | 28.0 |
| Average daytime temperature (°C) | 22.2 | 22.7 | 24.6 | 28.5 | 31.2 | 33.6 | 29.8 | 30.0 | 30.3 | 27.5 | 25.8 | 23.9 |
| Average temperature (°C) | 14.5 | 14.4 | 17.0 | 20.0 | 22.7 | 26.0 | 24.2 | 24.3 | 24.4 | 21.2 | 18.4 | 15.6 |
| Average night temperature (°C) | 8.6 | 8.1 | 10.5 | 12.2 | 14.4 | 18.8 | 19.9 | 19.6 | 19.4 | 16.1 | 12.3 | 9.0 |
| Absolute minimum temperature (°C) | 2.9 | 2.5 | 4.5 | 8.0 | 10.6 | 12.9 | 16.7 | 16.9 | 17.3 | 10.6 | 7.3 | 4.1 |
| 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 | 13.4 | 13.8 | 13.6 | 13.1 | 12.3 | 11.5 | 10.9 | 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) | 9.3 | 8.5 | 10.1 | 11.7 | 11.8 | 12.5 | 11.2 | 10.9 | 11.2 | 8.8 | 9.6 | 9.2 |
| Precipitation (mm) | 12 | 74 | 26 | 2 | 0 | 16 | 176 | 160 | 106 | 147 | 19 | 20 |
| Sunny days | 25 | 20 | 26 | 28 | 31 | 23 | 2 | 3 | 10 | 17 | 23 | 29 |
| Rainy days | 6 | 8 | 5 | 2 | 0 | 7 | 29 | 28 | 20 | 14 | 7 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Simón is at