Average annual temperature is 20.4 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: 8.7 °C
Number of sunny days: 177 days
Number of rainy days: 188 days
Look at detailed online map of San Simón Piedra Grande
* Weather data for San Simón Piedra Grande 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) | 26.0 | 28.7 | 30.0 | 32.8 | 32.8 | 32.7 | 28.0 | 26.7 | 26.9 | 26.9 | 26.6 | 25.4 |
| Average daytime temperature (°C) | 24.0 | 26.1 | 28.0 | 30.2 | 29.9 | 30.0 | 25.8 | 25.0 | 25.3 | 24.6 | 25.0 | 23.1 |
| Average temperature (°C) | 18.2 | 19.7 | 20.9 | 22.8 | 23.2 | 23.6 | 20.4 | 19.9 | 20.3 | 19.4 | 19.5 | 17.6 |
| Average night temperature (°C) | 12.8 | 14.0 | 14.7 | 15.9 | 17.2 | 17.7 | 16.2 | 16.1 | 15.8 | 15.6 | 14.5 | 12.5 |
| Absolute minimum temperature (°C) | 10.2 | 11.1 | 10.8 | 13.5 | 14.6 | 15.9 | 15.1 | 14.8 | 13.9 | 13.3 | 10.2 | 8.7 |
| 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 | 13.3 | 13.1 | 12.8 | 12.2 | 11.7 | 11.2 | 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 | 10.0 |
| Sunshine mean duration (h) | 10.2 | 10.7 | 11.3 | 11.6 | 11.5 | 11.9 | 10.5 | 10.1 | 10.5 | 9.1 | 9.9 | 8.9 |
| Precipitation (mm) | 0 | 0 | 4 | 1 | 34 | 59 | 313 | 301 | 168 | 194 | 81 | 32 |
| Sunny days | 26 | 28 | 29 | 26 | 15 | 18 | 1 | 0 | 0 | 2 | 15 | 17 |
| Rainy days | 5 | 0 | 2 | 4 | 16 | 12 | 30 | 31 | 30 | 29 | 15 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Simón Piedra Grande is at