Average annual temperature is 11.2 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -1.8 °C
Number of sunny days: 149 days
Number of rainy days: 216 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) | 30.0 | 31.3 | 27.1 | 20.3 | 17.0 | 15.0 | 15.3 | 13.4 | 19.7 | 19.0 | 22.2 | 26.7 |
| Average daytime temperature (°C) | 23.6 | 23.5 | 18.6 | 16.3 | 13.0 | 11.4 | 11.0 | 11.0 | 12.4 | 14.6 | 15.9 | 19.8 |
| Average temperature (°C) | 16.8 | 16.6 | 13.3 | 12.0 | 9.3 | 8.0 | 7.9 | 7.3 | 8.2 | 9.8 | 11.2 | 14.0 |
| Average night temperature (°C) | 11.0 | 11.2 | 9.3 | 8.8 | 6.5 | 5.0 | 5.2 | 4.2 | 4.8 | 5.7 | 6.9 | 8.8 |
| Absolute minimum temperature (°C) | 6.4 | 7.3 | 2.6 | 4.2 | -1.8 | -1.0 | -1.0 | -1.7 | -1.1 | 1.3 | 0.2 | 3.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 |
| Daylight mean duration (h) | 14.7 | 13.6 | 12.3 | 11.0 | 9.9 | 9.3 | 9.6 | 10.6 | 11.8 | 13.2 | 14.4 | 15.0 |
| Daylight minimum duration (h) | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 12.1 | 10.9 | 6.8 | 5.5 | 4.7 | 3.9 | 4.6 | 6.0 | 7.5 | 9.3 | 8.9 | 11.5 |
| Precipitation (mm) | 27 | 44 | 100 | 133 | 150 | 254 | 236 | 223 | 208 | 74 | 110 | 37 |
| Sunny days | 21 | 19 | 13 | 15 | 12 | 6 | 7 | 9 | 8 | 16 | 7 | 16 |
| Rainy days | 10 | 9 | 18 | 15 | 19 | 24 | 24 | 22 | 22 | 15 | 23 | 15 |
| 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