Average annual temperature is 21.0 °C
Absolute maximum temperature: 33.3 °C
Absolute minimum temperature: 9.2 °C
Number of sunny days: 186 days
Number of rainy days: 179 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) | 26.2 | 28.6 | 29.6 | 32.5 | 32.6 | 33.3 | 28.6 | 28.3 | 26.8 | 26.5 | 26.4 | 24.9 |
| Average daytime temperature (°C) | 24.3 | 26.3 | 27.9 | 29.9 | 29.6 | 29.9 | 25.7 | 25.0 | 25.2 | 24.4 | 24.7 | 23.0 |
| Average temperature (°C) | 19.0 | 20.1 | 21.6 | 23.4 | 23.7 | 24.1 | 20.8 | 20.4 | 20.7 | 19.9 | 19.8 | 18.1 |
| Average night temperature (°C) | 14.1 | 14.4 | 15.5 | 16.8 | 17.9 | 18.5 | 17.1 | 17.0 | 17.2 | 16.4 | 15.6 | 13.9 |
| Absolute minimum temperature (°C) | 12.0 | 12.7 | 12.3 | 15.3 | 15.6 | 16.3 | 15.6 | 16.0 | 15.9 | 14.9 | 13.0 | 9.2 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.0 |
| 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) | 10.2 | 10.7 | 11.3 | 11.6 | 11.5 | 11.9 | 10.6 | 10.4 | 10.5 | 9.5 | 10.1 | 9.2 |
| Precipitation (mm) | 0 | 0 | 4 | 4 | 33 | 103 | 304 | 314 | 207 | 219 | 59 | 13 |
| Sunny days | 30 | 28 | 27 | 27 | 21 | 20 | 0 | 0 | 1 | 0 | 13 | 19 |
| Rainy days | 1 | 0 | 4 | 3 | 10 | 10 | 31 | 31 | 29 | 31 | 17 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Simón is at