Average annual temperature is 20.4 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: 7.3 °C
Number of sunny days: 102 days
Number of rainy days: 263 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) | 28.6 | 30.5 | 32.8 | 35.8 | 35.1 | 35.6 | 30.1 | 32.1 | 29.8 | 31.1 | 29.0 | 28.9 |
| Average daytime temperature (°C) | 24.9 | 25.1 | 29.0 | 31.3 | 31.2 | 31.9 | 28.0 | 28.7 | 28.4 | 26.6 | 24.1 | 22.4 |
| Average temperature (°C) | 17.5 | 17.8 | 20.6 | 22.1 | 22.8 | 23.6 | 21.2 | 21.3 | 20.8 | 20.4 | 19.2 | 17.4 |
| Average night temperature (°C) | 11.8 | 12.3 | 13.9 | 14.9 | 16.0 | 17.0 | 16.4 | 16.3 | 16.2 | 16.4 | 15.9 | 13.6 |
| Absolute minimum temperature (°C) | 9.0 | 9.9 | 11.6 | 12.4 | 13.3 | 14.9 | 14.9 | 14.9 | 14.7 | 14.1 | 11.8 | 7.3 |
| 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) | 9.5 | 9.3 | 11.0 | 11.1 | 11.4 | 11.1 | 10.6 | 10.5 | 10.1 | 9.1 | 7.6 | 7.9 |
| Precipitation (mm) | 48 | 82 | 33 | 36 | 46 | 92 | 167 | 120 | 124 | 145 | 176 | 101 |
| Sunny days | 18 | 15 | 14 | 16 | 14 | 6 | 1 | 2 | 0 | 1 | 4 | 11 |
| Rainy days | 13 | 13 | 17 | 14 | 17 | 24 | 30 | 29 | 30 | 30 | 26 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at