Average annual temperature is 23.7 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: 17.0 °C
Number of sunny days: 4 days
Number of rainy days: 361 days
Look at detailed online map of La Unión
* Weather data for La Unión Ecuador is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.2 | 30.0 | 31.1 | 31.1 | 32.6 | 29.4 | 29.9 | 31.0 | 32.3 | 32.7 | 31.2 | 30.6 |
| Average daytime temperature (°C) | 27.4 | 27.5 | 28.2 | 28.7 | 28.2 | 26.9 | 28.1 | 29.1 | 29.8 | 29.9 | 28.9 | 28.1 |
| Average temperature (°C) | 23.1 | 23.2 | 23.5 | 23.8 | 23.9 | 22.7 | 23.3 | 23.9 | 24.4 | 24.8 | 24.2 | 23.9 |
| Average night temperature (°C) | 20.1 | 20.6 | 20.6 | 20.8 | 21.0 | 19.8 | 20.0 | 20.0 | 20.5 | 21.1 | 21.1 | 21.3 |
| Absolute minimum temperature (°C) | 18.6 | 19.5 | 18.9 | 19.7 | 20.2 | 17.0 | 18.6 | 18.9 | 18.9 | 20.1 | 19.5 | 19.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.3 | 12.2 | 12.1 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.1 | 12.2 | 12.3 | 12.3 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.6 | 8.8 | 7.7 | 8.7 | 8.6 | 8.2 | 9.8 | 10.0 | 10.0 | 9.6 | 9.2 | 8.4 |
| Precipitation (mm) | 701 | 792 | 730 | 449 | 484 | 280 | 275 | 206 | 199 | 285 | 584 | 789 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 29 | 30 | 30 | 29 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in La Unión is at