Average annual temperature is 15.8 °C
Absolute maximum temperature: 30.8 °C
Absolute minimum temperature: 0.7 °C
Number of sunny days: 138 days
Number of rainy days: 227 days
Look at detailed online map of San Jerónimo
* Weather data for San Jerónimo 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) | 25.4 | 28.5 | 29.4 | 30.8 | 28.8 | 29.3 | 24.6 | 25.9 | 25.8 | 27.1 | 28.2 | 26.0 |
| Average daytime temperature (°C) | 21.3 | 22.1 | 25.4 | 25.6 | 25.4 | 25.7 | 22.6 | 22.8 | 23.5 | 23.0 | 21.6 | 20.4 |
| Average temperature (°C) | 13.4 | 13.6 | 16.1 | 17.2 | 17.2 | 18.4 | 16.5 | 16.5 | 16.6 | 16.4 | 15.1 | 12.8 |
| Average night temperature (°C) | 7.9 | 7.5 | 9.3 | 10.7 | 11.0 | 12.4 | 12.1 | 12.1 | 11.8 | 11.9 | 10.8 | 7.9 |
| Absolute minimum temperature (°C) | 3.5 | 5.0 | 5.9 | 8.2 | 8.3 | 9.6 | 9.6 | 9.0 | 9.2 | 7.6 | 6.7 | 0.7 |
| 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) | 11.2 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| 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) | 10.1 | 10.2 | 10.9 | 11.4 | 11.1 | 11.5 | 10.0 | 10.3 | 10.3 | 9.3 | 8.4 | 8.6 |
| Precipitation (mm) | 1 | 1 | 17 | 70 | 79 | 55 | 63 | 153 | 32 | 69 | 21 | 10 |
| Sunny days | 27 | 22 | 13 | 7 | 10 | 13 | 2 | 2 | 9 | 5 | 10 | 18 |
| Rainy days | 4 | 6 | 18 | 23 | 21 | 17 | 29 | 29 | 21 | 26 | 20 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at