Average annual temperature is 27 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: 19.7 °C
Number of sunny days: 62
Number of rainy days: 303
Number of snow days:
Average annual precipitation: 2976 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) | 31.8 | 34.7 | 34.7 | 33.5 | 34.6 | 33.4 | 34.5 | 33.6 | 33 | 32.7 | 32.6 | 33.3 |
| Average daytime temperature (°C) | 30.5 | 33.3 | 32.7 | 31.4 | 31.5 | 31.1 | 31.6 | 31.5 | 31.4 | 30.6 | 30.7 | 31.7 |
| Average temperature (°C) | 25.9 | 27.7 | 27.5 | 26.8 | 27.4 | 27 | 27.4 | 27.2 | 27.1 | 26.5 | 26.6 | 27.5 |
| Average night temperature (°C) | 21.9 | 22.8 | 23.2 | 23.2 | 24.2 | 23.7 | 23.8 | 23.7 | 23.6 | 23.7 | 23.6 | 23.8 |
| Absolute minimum temperature (°C) | 19.7 | 20 | 22 | 21 | 22.2 | 22.8 | 22.9 | 22.8 | 22.5 | 22.3 | 22.8 | 22.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.8 | 12 | 12.2 | 12.4 | 12.6 | 12.6 | 12.6 | 12.5 | 12.3 | 12.1 | 11.8 | 11.7 |
| Daylight mean duration (h) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| Daylight minimum duration (h) | 11.6 | 11.8 | 12 | 12.2 | 12.4 | 12.6 | 12.5 | 12.3 | 12.1 | 11.8 | 11.7 | 11.6 |
| Sunshine mean duration (h) | 10.5 | 10.9 | 10 | 9.7 | 8.7 | 8.6 | 9.7 | 9.4 | 8.6 | 8.1 | 8.9 | 9.8 |
| Precipitation (mm) | 54 | 6 | 103 | 176 | 372 | 325 | 311 | 396 | 363 | 433 | 326 | 110 |
| Sunny days | 12 | 24 | 6 | 1 | 1 | 3 | 5 | 2 | 1 | 7 | ||
| Rainy days | 19 | 4 | 25 | 29 | 30 | 27 | 26 | 29 | 30 | 31 | 29 | 24 |
The largest precipitation sum in La Unión is at