Average annual temperature is 18.0 °C
Absolute maximum temperature: 29.0 °C
Absolute minimum temperature: 6.5 °C
Number of sunny days: 51 days
Number of rainy days: 314 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) | 24.4 | 25.0 | 26.7 | 28.9 | 28.4 | 29.0 | 26.0 | 27.1 | 25.3 | 26.3 | 24.4 | 24.8 |
| Average daytime temperature (°C) | 20.8 | 20.6 | 23.4 | 25.5 | 25.6 | 26.1 | 23.6 | 24.2 | 24.0 | 22.7 | 20.3 | 18.8 |
| Average temperature (°C) | 15.8 | 15.8 | 17.8 | 19.2 | 19.7 | 20.6 | 19.0 | 19.1 | 18.8 | 18.1 | 16.6 | 14.9 |
| Average night temperature (°C) | 11.9 | 12.2 | 13.5 | 14.5 | 15.1 | 16.2 | 15.6 | 15.5 | 15.3 | 15.0 | 14.0 | 12.2 |
| Absolute minimum temperature (°C) | 6.7 | 8.8 | 11.5 | 11.5 | 12.2 | 14.4 | 14.4 | 13.8 | 13.4 | 11.2 | 11.0 | 6.5 |
| 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 | 11.8 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.8 | 9.4 | 11.0 | 11.4 | 11.7 | 11.3 | 10.1 | 10.7 | 10.4 | 9.6 | 8.0 | 8.2 |
| Precipitation (mm) | 138 | 127 | 76 | 59 | 118 | 122 | 129 | 200 | 100 | 165 | 222 | 146 |
| Sunny days | 9 | 10 | 4 | 8 | 5 | 5 | 1 | 1 | 0 | 0 | 4 | 4 |
| Rainy days | 22 | 18 | 27 | 22 | 26 | 25 | 30 | 30 | 30 | 31 | 26 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at