Average annual temperature is 19.6 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: 7.1 °C
Number of sunny days: 204 days
Number of rainy days: 161 days
Look at detailed online map of Romerillos
* Weather data for Romerillos 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) | 25.6 | 28.3 | 29.3 | 31.6 | 32.9 | 32.6 | 26.6 | 26.1 | 26.8 | 26.3 | 26.5 | 25.1 |
| Average daytime temperature (°C) | 23.4 | 25.6 | 27.1 | 28.9 | 29.0 | 29.2 | 24.7 | 24.2 | 24.7 | 23.9 | 24.5 | 22.4 |
| Average temperature (°C) | 16.5 | 18.3 | 19.8 | 21.7 | 22.4 | 22.9 | 19.9 | 19.6 | 19.7 | 19.0 | 18.4 | 16.6 |
| Average night temperature (°C) | 11.3 | 12.5 | 13.4 | 14.8 | 16.2 | 17.1 | 16.0 | 15.7 | 15.4 | 15.2 | 13.8 | 12.2 |
| Absolute minimum temperature (°C) | 9.8 | 9.7 | 10.9 | 12.8 | 13.8 | 15.6 | 14.1 | 14.2 | 13.6 | 13.4 | 10.6 | 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.0 | 13.3 | 13.2 | 12.8 | 12.2 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 10.2 | 10.7 | 11.3 | 11.6 | 11.7 | 12.0 | 10.8 | 10.7 | 10.9 | 9.4 | 10.0 | 8.9 |
| Precipitation (mm) | 0 | 0 | 2 | 6 | 33 | 129 | 383 | 247 | 180 | 237 | 85 | 11 |
| Sunny days | 30 | 27 | 28 | 25 | 19 | 19 | 1 | 1 | 10 | 4 | 18 | 22 |
| Rainy days | 1 | 1 | 3 | 5 | 12 | 11 | 30 | 30 | 20 | 27 | 12 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Romerillos is at