Average annual temperature is 27.0 °C
Absolute maximum temperature: 41.5 °C
Absolute minimum temperature: 13.0 °C
Number of sunny days: 135 days
Number of rainy days: 230 days
Look at detailed online map of La Unión (Dos Arroyos)
* Weather data for La Unión (Dos Arroyos) 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) | 34.2 | 35.9 | 39.5 | 41.0 | 39.9 | 41.5 | 37.2 | 36.5 | 34.7 | 34.9 | 32.3 | 33.5 |
| Average daytime temperature (°C) | 30.9 | 32.3 | 35.8 | 37.6 | 36.6 | 37.2 | 34.6 | 34.1 | 32.8 | 31.9 | 29.3 | 27.9 |
| Average temperature (°C) | 24.5 | 25.4 | 28.0 | 29.5 | 29.3 | 30.2 | 28.3 | 27.6 | 26.7 | 26.3 | 24.5 | 23.2 |
| Average night temperature (°C) | 19.8 | 20.1 | 22.0 | 23.0 | 23.4 | 24.6 | 23.9 | 23.4 | 22.8 | 22.2 | 21.3 | 19.7 |
| Absolute minimum temperature (°C) | 14.1 | 14.6 | 19.8 | 20.8 | 19.8 | 22.1 | 22.1 | 22.3 | 21.3 | 18.9 | 18.5 | 13.0 |
| 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) | 11.2 | 11.6 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.6 | 9.9 | 10.8 | 11.3 | 11.5 | 10.9 | 10.8 | 10.6 | 10.0 | 9.9 | 8.5 | 7.8 |
| Precipitation (mm) | 44 | 20 | 8 | 7 | 48 | 96 | 117 | 146 | 208 | 187 | 137 | 105 |
| Sunny days | 15 | 16 | 23 | 22 | 20 | 14 | 3 | 1 | 1 | 7 | 4 | 9 |
| Rainy days | 16 | 12 | 8 | 8 | 11 | 16 | 28 | 30 | 29 | 24 | 26 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in La Unión (Dos Arroyos) is at