Average annual temperature is 21.0 °C
Absolute maximum temperature: 38.7 °C
Absolute minimum temperature: 7.1 °C
Number of sunny days: 216 days
Number of rainy days: 149 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) | 27.3 | 31.7 | 34.3 | 35.4 | 36.6 | 38.7 | 32.3 | 31.0 | 32.1 | 29.6 | 29.7 | 26.1 |
| Average daytime temperature (°C) | 25.4 | 27.9 | 31.2 | 32.5 | 33.1 | 35.8 | 30.0 | 29.1 | 29.7 | 27.0 | 27.0 | 23.4 |
| Average temperature (°C) | 17.2 | 18.8 | 20.8 | 22.6 | 23.7 | 25.6 | 22.2 | 21.9 | 22.5 | 20.5 | 19.8 | 16.9 |
| Average night temperature (°C) | 10.4 | 11.6 | 12.3 | 14.0 | 15.3 | 17.1 | 17.6 | 17.3 | 18.3 | 15.8 | 14.1 | 11.5 |
| Absolute minimum temperature (°C) | 8.9 | 9.4 | 9.5 | 12.6 | 13.2 | 13.2 | 16.0 | 14.7 | 16.5 | 12.1 | 9.2 | 7.1 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 11.0 | 11.5 | 12.0 | 12.6 | 13.1 | 13.4 | 13.3 | 12.8 | 12.3 | 11.7 | 11.2 | 10.9 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.5 | 11.2 | 11.7 | 11.4 | 12.0 | 10.9 | 9.8 | 10.2 | 8.9 | 9.6 | 8.3 |
| Precipitation (mm) | 1 | 0 | 0 | 0 | 10 | 52 | 182 | 177 | 123 | 155 | 39 | 32 |
| Sunny days | 28 | 28 | 27 | 29 | 24 | 25 | 1 | 4 | 5 | 7 | 17 | 21 |
| Rainy days | 3 | 0 | 4 | 1 | 7 | 5 | 30 | 27 | 25 | 24 | 13 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at