Average annual temperature is 18.9 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: 0.1 °C
Number of sunny days: 270 days
Number of rainy days: 95 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) | 25.4 | 30.4 | 32.4 | 34.2 | 34.4 | 37.0 | 33.7 | 34.7 | 34.0 | 30.4 | 28.3 | 22.8 |
| Average daytime temperature (°C) | 22.5 | 24.6 | 28.5 | 29.2 | 30.2 | 34.6 | 29.9 | 30.4 | 30.6 | 24.7 | 22.5 | 20.4 |
| Average temperature (°C) | 13.0 | 14.7 | 18.3 | 19.8 | 21.5 | 26.5 | 22.8 | 23.1 | 23.1 | 17.9 | 14.4 | 12.3 |
| Average night temperature (°C) | 4.9 | 6.4 | 9.2 | 11.4 | 13.8 | 18.0 | 16.5 | 16.8 | 15.7 | 12.4 | 8.4 | 5.6 |
| Absolute minimum temperature (°C) | 1.4 | 0.2 | 4.2 | 7.7 | 9.6 | 14.0 | 14.6 | 13.9 | 13.5 | 6.3 | 1.8 | 0.1 |
| 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 | 10.4 | 11.1 | 11.1 | 11.2 | 12.0 | 11.4 | 11.2 | 11.4 | 8.7 | 8.8 | 9.1 |
| Precipitation (mm) | 0 | 0 | 0 | 2 | 18 | 8 | 109 | 57 | 16 | 72 | 42 | 2 |
| Sunny days | 31 | 28 | 31 | 26 | 22 | 28 | 13 | 8 | 22 | 12 | 23 | 26 |
| Rainy days | 0 | 0 | 0 | 4 | 9 | 2 | 18 | 23 | 8 | 19 | 7 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at