Average annual temperature is 21.6 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: 5.6 °C
Number of sunny days: 229 days
Number of rainy days: 136 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) | 29.1 | 30.3 | 31.2 | 34.1 | 34.7 | 37.2 | 32.5 | 35.8 | 35.7 | 34.1 | 32.2 | 29.1 |
| Average daytime temperature (°C) | 24.7 | 25.9 | 27.9 | 30.0 | 31.6 | 33.5 | 30.1 | 31.5 | 31.7 | 29.1 | 27.8 | 25.5 |
| Average temperature (°C) | 16.5 | 17.9 | 19.6 | 21.5 | 23.8 | 26.2 | 24.3 | 24.4 | 24.2 | 22.5 | 20.2 | 17.5 |
| Average night temperature (°C) | 9.8 | 11.0 | 11.7 | 13.4 | 15.6 | 18.6 | 19.4 | 19.2 | 18.4 | 17.5 | 14.5 | 11.2 |
| Absolute minimum temperature (°C) | 5.6 | 6.3 | 8.5 | 10.9 | 12.4 | 13.8 | 16.4 | 17.3 | 17.2 | 11.9 | 8.7 | 5.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 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) | 10.8 | 11.3 | 12.0 | 12.7 | 13.3 | 13.6 | 13.5 | 13.0 | 12.3 | 11.6 | 11.0 | 10.7 |
| 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) | 9.8 | 9.9 | 11.0 | 11.4 | 11.6 | 12.4 | 10.3 | 10.1 | 11.1 | 8.8 | 9.3 | 9.2 |
| Precipitation (mm) | 5 | 21 | 0 | 0 | 2 | 14 | 99 | 43 | 32 | 69 | 15 | 2 |
| Sunny days | 27 | 23 | 31 | 28 | 26 | 20 | 2 | 4 | 7 | 11 | 22 | 28 |
| Rainy days | 4 | 5 | 0 | 2 | 5 | 10 | 29 | 27 | 23 | 20 | 8 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at