Average annual temperature is 24.1 °C
Absolute maximum temperature: 41.4 °C
Absolute minimum temperature: 5.3 °C
Number of sunny days: 193 days
Number of rainy days: 172 days
Look at detailed online map of Colonia La Unión
* Weather data for Colonia La Unión Argentina is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 40.9 | 37.8 | 35.9 | 33.8 | 29.5 | 29.7 | 30.3 | 34.4 | 38.8 | 41.4 | 40.1 | 38.1 |
| Average daytime temperature (°C) | 34.4 | 33.2 | 31.6 | 27.1 | 24.0 | 24.0 | 23.8 | 27.9 | 28.2 | 31.2 | 31.5 | 32.1 |
| Average temperature (°C) | 28.9 | 28.0 | 26.9 | 22.3 | 19.8 | 19.3 | 19.3 | 22.2 | 23.1 | 25.5 | 26.6 | 27.8 |
| Average night temperature (°C) | 23.9 | 23.1 | 22.9 | 18.0 | 16.4 | 15.9 | 15.9 | 17.7 | 18.9 | 21.1 | 22.6 | 24.1 |
| Absolute minimum temperature (°C) | 17.1 | 14.1 | 18.7 | 11.9 | 9.5 | 5.8 | 5.3 | 9.7 | 9.6 | 12.0 | 12.1 | 19.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.5 | 13.0 | 12.2 | 11.5 | 10.9 | 10.6 | 10.7 | 11.2 | 11.9 | 12.7 | 13.4 | 13.7 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 11.1 | 10.8 | 10.1 | 8.7 | 6.7 | 7.6 | 7.4 | 8.9 | 8.7 | 9.3 | 10.6 | 10.3 |
| Precipitation (mm) | 153 | 74 | 144 | 88 | 134 | 31 | 47 | 32 | 202 | 149 | 256 | 270 |
| Sunny days | 19 | 11 | 11 | 16 | 17 | 22 | 22 | 26 | 15 | 12 | 10 | 12 |
| Rainy days | 12 | 17 | 20 | 14 | 14 | 8 | 9 | 5 | 15 | 19 | 20 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Colonia La Unión is at