Average annual temperature is 20.9 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 2.0 °C
Number of sunny days: 290 days
Number of rainy days: 74 days
Number of snow days: 1 day
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) | 25.8 | 31.6 | 32.2 | 32.9 | 36.3 | 39.1 | 35.5 | 37.5 | 35.4 | 31.7 | 29.9 | 25.0 |
| Average daytime temperature (°C) | 22.9 | 24.8 | 28.5 | 29.6 | 31.5 | 36.5 | 31.7 | 32.8 | 32.6 | 25.5 | 24.0 | 21.5 |
| Average temperature (°C) | 14.2 | 15.4 | 19.3 | 21.2 | 23.4 | 28.3 | 25.7 | 26.3 | 26.0 | 19.9 | 16.6 | 14.1 |
| Average night temperature (°C) | 7.8 | 8.5 | 11.7 | 13.7 | 16.6 | 20.8 | 20.6 | 20.3 | 19.9 | 15.6 | 11.8 | 8.3 |
| Absolute minimum temperature (°C) | 4.1 | 3.1 | 5.0 | 10.5 | 13.2 | 17.0 | 18.3 | 17.4 | 17.6 | 10.8 | 3.7 | 2.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.6 | 13.0 | 12.3 | 11.6 | 10.9 | 10.6 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.7 | 10.1 | 10.6 | 11.2 | 11.3 | 12.1 | 11.6 | 11.6 | 11.4 | 8.0 | 8.3 | 9.2 |
| Precipitation (mm) | 0 | 0 | 5 | 6 | 10 | 4 | 70 | 6 | 10 | 70 | 22 | 1 |
| Sunny days | 31 | 26 | 29 | 27 | 22 | 27 | 17 | 17 | 26 | 16 | 22 | 30 |
| Rainy days | 0 | 1 | 2 | 3 | 9 | 3 | 14 | 14 | 4 | 15 | 8 | 1 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at