Average annual temperature is 20.5 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 5.4 °C
Number of sunny days: 242 days
Number of rainy days: 123 days
Look at detailed online map of San Antonio de Romerillo
* Weather data for San Antonio de Romerillo 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 | 31.3 | 33.4 | 33.8 | 34.2 | 37.8 | 33.2 | 31.2 | 33.3 | 31.8 | 30.9 | 25.3 |
| Average daytime temperature (°C) | 24.8 | 27.2 | 29.9 | 31.3 | 31.1 | 34.5 | 29.2 | 28.3 | 30.2 | 27.8 | 26.4 | 21.5 |
| Average temperature (°C) | 16.5 | 18.2 | 21.4 | 22.9 | 22.9 | 25.9 | 21.8 | 21.1 | 22.2 | 20.3 | 18.1 | 14.7 |
| Average night temperature (°C) | 9.1 | 10.5 | 13.2 | 15.2 | 15.8 | 18.1 | 16.2 | 16.0 | 15.6 | 15.0 | 11.7 | 9.8 |
| Absolute minimum temperature (°C) | 5.8 | 5.4 | 6.8 | 13.1 | 13.7 | 16.4 | 13.4 | 13.6 | 13.8 | 9.6 | 7.7 | 5.8 |
| 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 | 13.2 | 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 | 10.5 | 11.2 | 11.5 | 11.7 | 12.3 | 11.8 | 10.8 | 11.2 | 9.7 | 9.7 | 8.1 |
| Precipitation (mm) | 0 | 1 | 6 | 1 | 25 | 10 | 92 | 106 | 33 | 32 | 26 | 51 |
| Sunny days | 29 | 27 | 24 | 27 | 17 | 25 | 8 | 7 | 23 | 16 | 22 | 17 |
| Rainy days | 2 | 1 | 7 | 3 | 14 | 5 | 23 | 24 | 7 | 15 | 8 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio de Romerillo is at