Average annual temperature is 27.7 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: 21.2 °C
Number of sunny days: 143 days
Number of rainy days: 222 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) | 32.6 | 32.0 | 33.8 | 33.5 | 34.2 | 32.8 | 33.8 | 34.4 | 33.6 | 33.1 | 32.9 | 33.2 |
| Average daytime temperature (°C) | 30.8 | 31.2 | 31.6 | 32.7 | 32.9 | 31.5 | 32.1 | 32.2 | 32.4 | 30.9 | 31.5 | 32.3 |
| Average temperature (°C) | 26.5 | 26.8 | 27.5 | 28.6 | 28.9 | 27.7 | 28.1 | 28.1 | 28.1 | 26.6 | 27.6 | 27.8 |
| Average night temperature (°C) | 22.8 | 22.9 | 24.1 | 25.0 | 25.3 | 24.7 | 25.1 | 24.8 | 24.8 | 24.0 | 24.4 | 23.9 |
| Absolute minimum temperature (°C) | 21.7 | 21.2 | 23.0 | 22.8 | 23.4 | 23.4 | 23.2 | 23.1 | 23.7 | 22.6 | 23.2 | 21.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 11.7 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.3 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.4 | 10.8 | 11.0 | 11.5 | 11.5 | 11.0 | 9.7 | 9.8 | 10.1 | 8.8 | 10.0 | 10.2 |
| Precipitation (mm) | 1 | 0 | 27 | 25 | 87 | 141 | 110 | 142 | 50 | 298 | 37 | 1 |
| Sunny days | 27 | 26 | 9 | 13 | 7 | 0 | 6 | 4 | 7 | 0 | 16 | 28 |
| Rainy days | 4 | 2 | 22 | 17 | 24 | 30 | 25 | 27 | 23 | 31 | 14 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Simón is at