Average annual temperature is 17.7 °C
Absolute maximum temperature: 28.2 °C
Absolute minimum temperature: 11.3 °C
Number of sunny days: 30
Number of rainy days: 335
Number of snow days:
Average annual precipitation: 2396 mm
Look at detailed online map of La Unión
* Weather data for La Unión Colombia is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 22.2 | 22.8 | 22.3 | 24.1 | 25.1 | 26.3 | 26.3 | 28.2 | 28.2 | 25.7 | 23.6 | 23.8 |
| Average daytime temperature (°C) | 20 | 20.9 | 20.5 | 20.9 | 21.8 | 22.6 | 23.8 | 24.7 | 25.2 | 22.9 | 21.7 | 21.5 |
| Average temperature (°C) | 16.2 | 16.8 | 16.6 | 17 | 17.9 | 18.2 | 18.9 | 18.9 | 18.8 | 17.9 | 17.7 | 17.8 |
| Average night temperature (°C) | 13.3 | 13.8 | 14 | 14 | 14.9 | 15.1 | 15.1 | 14.6 | 13.9 | 14.1 | 14.7 | 15 |
| Absolute minimum temperature (°C) | 11.4 | 11.4 | 11.3 | 12.1 | 12.2 | 13.1 | 12.1 | 11.8 | 12 | 11.9 | 12.8 | 13.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12 |
| Daylight mean duration (h) | 12 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12 |
| Daylight minimum duration (h) | 12 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12 | 12 |
| Sunshine mean duration (h) | 8.1 | 9.5 | 7.5 | 7.7 | 8.1 | 9.3 | 10.1 | 10.1 | 10.4 | 8.9 | 8.8 | 8.5 |
| Precipitation (mm) | 216 | 101 | 428 | 364 | 212 | 101 | 69 | 161 | 98 | 186 | 227 | 233 |
| Rainy days | 31 | 28 | 31 | 30 | 30 | 23 | 22 | 22 | 26 | 31 | 30 | 31 |
The largest precipitation sum in La Unión is at