Average annual temperature is 17.8 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: 3.1 °C
Number of sunny days: 240 days
Number of rainy days: 125 days
Look at detailed online map of Romerillo
* Weather data for 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) | 23.5 | 27.2 | 28.8 | 29.8 | 30.0 | 33.7 | 28.4 | 27.5 | 29.9 | 27.9 | 26.8 | 20.3 |
| Average daytime temperature (°C) | 20.7 | 23.1 | 25.8 | 27.1 | 27.6 | 30.8 | 24.9 | 24.3 | 26.3 | 23.2 | 22.8 | 17.5 |
| Average temperature (°C) | 13.8 | 15.8 | 18.4 | 19.7 | 20.7 | 23.1 | 18.6 | 18.4 | 19.5 | 17.1 | 16.0 | 11.9 |
| Average night temperature (°C) | 7.0 | 8.5 | 10.7 | 12.1 | 13.2 | 15.1 | 13.6 | 13.5 | 13.4 | 12.2 | 9.8 | 7.1 |
| Absolute minimum temperature (°C) | 4.9 | 4.1 | 7.7 | 10.0 | 10.8 | 12.6 | 11.7 | 11.3 | 12.0 | 7.6 | 6.0 | 3.1 |
| 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 | 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) | 10.0 | 10.6 | 11.2 | 11.7 | 11.8 | 12.2 | 11.9 | 11.0 | 11.4 | 9.9 | 10.0 | 8.1 |
| Precipitation (mm) | 0 | 0 | 5 | 0 | 4 | 25 | 79 | 85 | 33 | 44 | 31 | 45 |
| Sunny days | 29 | 28 | 28 | 26 | 21 | 23 | 8 | 9 | 17 | 14 | 18 | 19 |
| Rainy days | 2 | 0 | 3 | 4 | 10 | 7 | 23 | 22 | 13 | 17 | 12 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Romerillo is at