Average annual temperature is 26.1 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: 13.5 °C
Number of sunny days: 132 days
Number of rainy days: 233 days
Look at detailed online map of San Gerónimo
* Weather data for San Gerónimo 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) | 32.1 | 35.4 | 37.4 | 40.0 | 38.4 | 40.0 | 33.7 | 35.5 | 32.9 | 34.9 | 32.5 | 32.2 |
| Average daytime temperature (°C) | 27.5 | 28.0 | 32.2 | 33.4 | 34.1 | 35.3 | 31.3 | 31.7 | 31.9 | 30.3 | 27.0 | 25.5 |
| Average temperature (°C) | 23.2 | 23.1 | 26.2 | 27.5 | 28.6 | 29.9 | 27.1 | 27.3 | 27.6 | 26.4 | 23.9 | 22.4 |
| Average night temperature (°C) | 20.3 | 19.9 | 22.6 | 24.0 | 24.8 | 26.0 | 23.9 | 24.0 | 24.0 | 23.6 | 21.5 | 19.9 |
| Absolute minimum temperature (°C) | 13.5 | 15.4 | 18.7 | 20.8 | 19.8 | 22.7 | 22.6 | 22.2 | 22.8 | 20.3 | 18.2 | 15.2 |
| 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) | 11.2 | 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) | 8.7 | 8.1 | 10.1 | 10.7 | 11.4 | 11.3 | 9.9 | 10.4 | 10.8 | 9.5 | 7.2 | 7.2 |
| Precipitation (mm) | 31 | 25 | 23 | 43 | 36 | 112 | 305 | 287 | 100 | 187 | 68 | 149 |
| Sunny days | 13 | 16 | 19 | 20 | 23 | 12 | 1 | 3 | 4 | 5 | 8 | 8 |
| Rainy days | 18 | 12 | 12 | 10 | 8 | 18 | 30 | 28 | 26 | 26 | 22 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Gerónimo is at