Average annual temperature is 23.9 °C
Absolute maximum temperature: 43.1 °C
Absolute minimum temperature: 4.5 °C
Number of sunny days: 195 days
Number of rainy days: 170 days
Look at detailed online map of La Unión Sur
* Weather data for La Unión Sur 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 | 40.3 | 37.2 | 34.1 | 29.1 | 29.5 | 31.6 | 35.6 | 38.3 | 42.6 | 43.1 | 40.5 |
| Average daytime temperature (°C) | 35.1 | 34.1 | 32.8 | 27.1 | 23.7 | 23.2 | 23.3 | 28.6 | 27.3 | 31.0 | 31.5 | 32.2 |
| Average temperature (°C) | 29.2 | 28.4 | 27.6 | 22.1 | 19.2 | 18.8 | 18.6 | 22.2 | 22.1 | 24.9 | 26.7 | 27.5 |
| Average night temperature (°C) | 23.6 | 23.2 | 23.1 | 17.9 | 15.8 | 15.6 | 15.1 | 17.1 | 18.0 | 20.0 | 22.4 | 23.6 |
| Absolute minimum temperature (°C) | 15.9 | 14.1 | 19.5 | 11.1 | 9.2 | 5.4 | 4.5 | 9.6 | 8.5 | 11.6 | 11.9 | 19.1 |
| 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) | 13.6 | 13.0 | 12.2 | 11.5 | 10.8 | 10.5 | 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 | 10.9 | 10.0 | 8.6 | 6.7 | 7.3 | 7.2 | 9.1 | 8.6 | 9.2 | 10.1 | 9.8 |
| Precipitation (mm) | 77 | 52 | 173 | 60 | 175 | 17 | 20 | 24 | 123 | 192 | 242 | 245 |
| Sunny days | 20 | 14 | 10 | 20 | 15 | 17 | 23 | 26 | 21 | 10 | 10 | 9 |
| Rainy days | 11 | 14 | 21 | 10 | 16 | 13 | 8 | 5 | 9 | 21 | 20 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in La Unión Sur is at