Average annual temperature is 11.4 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: -3.3 °C
Number of sunny days: 187 days
Number of rainy days: 178 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) | 30.9 | 36.6 | 27.5 | 24.9 | 21.4 | 15.1 | 16.5 | 16.9 | 20.7 | 22.0 | 23.5 | 30.8 |
| Average daytime temperature (°C) | 25.4 | 26.0 | 21.9 | 18.6 | 13.7 | 12.2 | 11.4 | 11.9 | 12.6 | 14.9 | 16.4 | 22.1 |
| Average temperature (°C) | 17.1 | 17.4 | 14.8 | 12.8 | 9.1 | 8.1 | 7.6 | 7.6 | 8.3 | 9.2 | 11.0 | 14.6 |
| Average night temperature (°C) | 10.9 | 11.2 | 10.1 | 8.7 | 5.8 | 5.0 | 4.5 | 4.0 | 4.3 | 4.4 | 6.3 | 8.6 |
| Absolute minimum temperature (°C) | 7.9 | 7.9 | 3.6 | 4.4 | -1.1 | -1.9 | -3.3 | -2.5 | -1.1 | 0.3 | 0.4 | 4.4 |
| 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 | 9.5 | 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) | 12.8 | 11.8 | 8.5 | 7.4 | 6.5 | 4.8 | 5.4 | 6.5 | 7.5 | 9.3 | 9.7 | 12.3 |
| Precipitation (mm) | 21 | 5 | 33 | 76 | 100 | 262 | 169 | 187 | 177 | 50 | 61 | 25 |
| Sunny days | 27 | 23 | 19 | 15 | 18 | 9 | 8 | 11 | 8 | 17 | 14 | 18 |
| Rainy days | 4 | 5 | 12 | 15 | 13 | 21 | 23 | 20 | 22 | 14 | 16 | 13 |
| 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