Average annual temperature is 11.1 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: -2.4 °C
Number of sunny days: 200 days
Number of rainy days: 165 days
Look at detailed online map of La Unión
* Weather data for La Unión Chile is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 31.2 | 37.7 | 27.6 | 25.1 | 21.5 | 14.6 | 16.1 | 17.1 | 20.6 | 21.7 | 24.5 | 30.8 |
| Average daytime temperature (°C) | 25.4 | 26.0 | 22.0 | 18.3 | 13.0 | 11.5 | 10.6 | 11.2 | 11.8 | 14.4 | 16.0 | 21.8 |
| Average temperature (°C) | 17.0 | 17.2 | 14.7 | 12.5 | 8.7 | 7.7 | 7.2 | 7.1 | 7.7 | 8.8 | 10.6 | 14.4 |
| Average night temperature (°C) | 10.5 | 10.7 | 10.0 | 8.8 | 5.5 | 4.6 | 4.4 | 3.9 | 4.0 | 4.1 | 5.9 | 8.3 |
| Absolute minimum temperature (°C) | 7.3 | 6.7 | 3.7 | 4.1 | -0.7 | -2.4 | -1.9 | -1.9 | -1.1 | 0.0 | 0.3 | 3.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.5 | 13.5 | 12.3 | 11.1 | 10.1 | 9.6 | 9.8 | 10.7 | 11.8 | 13.1 | 14.2 | 14.8 |
| Daylight minimum duration (h) | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 12.6 | 11.8 | 8.4 | 7.5 | 6.4 | 4.9 | 5.1 | 6.3 | 7.1 | 9.5 | 9.7 | 12.1 |
| Precipitation (mm) | 9 | 2 | 30 | 112 | 114 | 209 | 166 | 206 | 189 | 61 | 60 | 20 |
| Sunny days | 27 | 25 | 20 | 16 | 17 | 11 | 10 | 12 | 7 | 18 | 16 | 21 |
| Rainy days | 4 | 3 | 11 | 14 | 14 | 19 | 21 | 19 | 23 | 13 | 14 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit La Unión during the most sunny months:
The largest precipitation sum in La Unión is at