Average annual temperature is 21.5 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: 8.6 °C
Number of sunny days: 155 days
Number of rainy days: 210 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) | 28.4 | 30.2 | 29.9 | 31.6 | 33.1 | 31.3 | 30.9 | 30.1 | 29.3 | 27.9 | 29.0 | 29.3 |
| Average daytime temperature (°C) | 26.1 | 27.9 | 27.0 | 28.4 | 30.2 | 28.9 | 28.6 | 27.5 | 27.4 | 26.1 | 26.9 | 26.2 |
| Average temperature (°C) | 18.6 | 20.0 | 20.1 | 21.3 | 23.5 | 23.1 | 23.0 | 22.7 | 22.6 | 21.6 | 21.6 | 20.1 |
| Average night temperature (°C) | 12.3 | 13.2 | 14.2 | 14.5 | 17.0 | 18.2 | 18.7 | 18.8 | 18.8 | 18.1 | 17.3 | 15.4 |
| Absolute minimum temperature (°C) | 8.6 | 10.4 | 11.6 | 10.9 | 12.8 | 14.4 | 17.0 | 17.1 | 17.6 | 14.4 | 13.9 | 9.7 |
| 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 | 11.5 | 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) | 10.1 | 10.7 | 10.3 | 11.7 | 11.6 | 10.7 | 9.7 | 9.4 | 9.1 | 7.8 | 9.7 | 8.9 |
| Precipitation (mm) | 8 | 1 | 5 | 0 | 19 | 125 | 287 | 260 | 176 | 376 | 89 | 22 |
| Sunny days | 21 | 25 | 22 | 29 | 23 | 11 | 1 | 0 | 0 | 3 | 6 | 14 |
| Rainy days | 10 | 3 | 9 | 1 | 8 | 19 | 30 | 31 | 30 | 28 | 24 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at