Average annual temperature is 19.8 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: 3.4 °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) | 27.2 | 31.4 | 32.3 | 33.6 | 33.1 | 37.3 | 32.1 | 29.5 | 33.3 | 31.0 | 30.0 | 23.5 |
| Average daytime temperature (°C) | 24.2 | 26.6 | 29.2 | 30.5 | 29.9 | 34.0 | 28.2 | 27.1 | 29.8 | 26.8 | 25.5 | 20.7 |
| Average temperature (°C) | 16.0 | 17.6 | 20.9 | 22.3 | 22.2 | 25.3 | 20.9 | 20.3 | 21.4 | 19.4 | 17.1 | 13.9 |
| Average night temperature (°C) | 8.8 | 9.8 | 12.8 | 14.5 | 15.4 | 17.0 | 15.5 | 15.2 | 14.5 | 14.1 | 10.9 | 9.3 |
| Absolute minimum temperature (°C) | 3.5 | 3.4 | 5.9 | 11.4 | 13.0 | 14.7 | 13.0 | 12.2 | 13.1 | 8.3 | 6.4 | 4.8 |
| 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) | 10.1 | 10.5 | 11.1 | 11.4 | 11.8 | 12.3 | 11.8 | 10.9 | 11.2 | 9.5 | 9.7 | 8.0 |
| Precipitation (mm) | 0 | 0 | 10 | 6 | 21 | 24 | 104 | 88 | 38 | 43 | 30 | 59 |
| Sunny days | 30 | 27 | 25 | 27 | 15 | 25 | 6 | 5 | 19 | 13 | 21 | 16 |
| Rainy days | 1 | 1 | 6 | 3 | 16 | 5 | 25 | 26 | 11 | 18 | 9 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at