Average annual temperature is 18.9 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: 5.3 °C
Number of sunny days: 223 days
Number of rainy days: 142 days
Look at detailed online map of San Miguel de la Unión
* Weather data for San Miguel de la Unión 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) | 24.8 | 28.9 | 31.0 | 30.9 | 32.0 | 35.3 | 29.9 | 28.3 | 30.0 | 29.1 | 28.2 | 22.7 |
| Average daytime temperature (°C) | 22.0 | 24.5 | 27.3 | 28.2 | 28.8 | 31.8 | 26.5 | 25.5 | 27.1 | 24.5 | 24.2 | 19.6 |
| Average temperature (°C) | 15.4 | 17.1 | 19.5 | 20.6 | 21.7 | 23.7 | 19.7 | 19.2 | 20.2 | 18.1 | 17.3 | 13.8 |
| Average night temperature (°C) | 9.6 | 10.6 | 12.5 | 13.6 | 15.0 | 16.4 | 14.7 | 14.7 | 14.8 | 13.5 | 11.9 | 9.5 |
| Absolute minimum temperature (°C) | 7.7 | 6.3 | 7.9 | 11.0 | 13.4 | 14.6 | 13.2 | 13.1 | 13.0 | 9.6 | 8.4 | 5.3 |
| 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) | 10.0 | 10.6 | 11.2 | 11.6 | 11.8 | 12.0 | 11.7 | 10.5 | 11.2 | 9.6 | 10.0 | 8.1 |
| Precipitation (mm) | 1 | 0 | 2 | 5 | 9 | 20 | 99 | 114 | 55 | 60 | 32 | 62 |
| Sunny days | 28 | 27 | 28 | 26 | 16 | 23 | 8 | 5 | 15 | 9 | 20 | 18 |
| Rainy days | 3 | 1 | 3 | 4 | 15 | 7 | 23 | 26 | 15 | 22 | 10 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Miguel de la Unión is at