Average annual temperature is 13.9 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: -1.9 °C
Number of sunny days: 271 days
Number of rainy days: 94 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) | 31.9 | 33.4 | 30.0 | 27.1 | 20.8 | 18.0 | 17.5 | 18.3 | 20.8 | 23.7 | 24.2 | 31.5 |
| Average daytime temperature (°C) | 28.3 | 29.9 | 27.4 | 21.2 | 15.3 | 13.3 | 12.9 | 13.8 | 14.1 | 17.4 | 18.9 | 24.9 |
| Average temperature (°C) | 20.6 | 22.0 | 19.8 | 15.5 | 10.7 | 9.5 | 8.8 | 9.2 | 9.6 | 11.6 | 13.0 | 17.5 |
| Average night temperature (°C) | 13.4 | 14.8 | 13.1 | 10.5 | 7.1 | 6.4 | 5.2 | 5.4 | 5.8 | 6.3 | 7.6 | 10.4 |
| Absolute minimum temperature (°C) | 10.5 | 12.3 | 9.5 | 5.9 | 2.4 | -1.9 | 0.2 | -0.2 | 0.3 | 0.6 | 2.2 | 5.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.2 | 13.4 | 12.3 | 11.2 | 10.3 | 9.8 | 10.1 | 10.8 | 11.9 | 13.0 | 13.9 | 14.5 |
| Daylight minimum duration (h) | 13.0 | 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) | 13.2 | 12.4 | 11.4 | 8.8 | 7.4 | 5.4 | 4.9 | 6.8 | 6.0 | 9.0 | 10.8 | 12.8 |
| Precipitation (mm) | 1 | 0 | 0 | 88 | 91 | 366 | 207 | 398 | 231 | 82 | 102 | 1 |
| Sunny days | 30 | 27 | 31 | 26 | 23 | 18 | 21 | 17 | 13 | 20 | 19 | 26 |
| Rainy days | 1 | 1 | 0 | 4 | 8 | 12 | 10 | 14 | 17 | 11 | 11 | 5 |
| 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