Average annual temperature is 20.5 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: 6.0 °C
Number of sunny days: 241 days
Number of rainy days: 124 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) | 27.4 | 31.6 | 33.7 | 34.3 | 35.7 | 38.5 | 31.6 | 31.2 | 33.1 | 32.5 | 30.3 | 26.3 |
| Average daytime temperature (°C) | 25.2 | 27.5 | 30.3 | 31.7 | 32.2 | 35.1 | 29.7 | 28.5 | 30.1 | 27.6 | 27.2 | 22.8 |
| Average temperature (°C) | 16.5 | 18.3 | 20.8 | 22.6 | 23.5 | 25.8 | 21.6 | 21.0 | 21.7 | 20.1 | 18.8 | 15.3 |
| Average night temperature (°C) | 8.9 | 10.2 | 11.9 | 13.6 | 15.2 | 17.3 | 15.7 | 15.7 | 15.1 | 14.7 | 12.2 | 10.0 |
| Absolute minimum temperature (°C) | 6.7 | 8.4 | 8.5 | 11.9 | 12.6 | 14.9 | 13.0 | 14.2 | 12.6 | 10.4 | 8.6 | 6.0 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 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) | 10.1 | 10.6 | 11.2 | 11.7 | 11.7 | 12.1 | 11.5 | 10.5 | 11.3 | 9.5 | 10.0 | 8.1 |
| Precipitation (mm) | 1 | 0 | 2 | 2 | 8 | 21 | 92 | 100 | 74 | 72 | 20 | 27 |
| Sunny days | 29 | 28 | 29 | 28 | 24 | 23 | 6 | 5 | 19 | 8 | 20 | 22 |
| Rainy days | 2 | 0 | 2 | 2 | 7 | 7 | 25 | 26 | 11 | 23 | 10 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at