Average annual temperature is 25.7 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: 19.4 °C
Number of sunny days: 41 days
Number of rainy days: 324 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) | 31.2 | 30.9 | 31.6 | 31.6 | 31.9 | 31.0 | 32.0 | 32.6 | 34.0 | 35.1 | 32.5 | 31.6 |
| Average daytime temperature (°C) | 29.8 | 29.7 | 29.8 | 30.3 | 30.4 | 29.8 | 30.2 | 30.7 | 31.6 | 31.3 | 30.2 | 29.8 |
| Average temperature (°C) | 25.2 | 25.2 | 25.2 | 25.4 | 26.2 | 25.8 | 25.9 | 25.8 | 26.1 | 26.3 | 25.8 | 25.9 |
| Average night temperature (°C) | 22.2 | 22.7 | 22.6 | 22.6 | 23.4 | 23.0 | 22.6 | 21.8 | 21.7 | 22.8 | 22.3 | 22.9 |
| Absolute minimum temperature (°C) | 20.9 | 21.3 | 21.7 | 20.9 | 22.4 | 21.2 | 21.1 | 20.6 | 19.4 | 21.3 | 20.5 | 21.1 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.6 | 8.2 | 7.1 | 7.4 | 8.6 | 9.1 | 9.7 | 9.3 | 9.5 | 8.0 | 8.4 | 7.6 |
| Precipitation (mm) | 203 | 470 | 613 | 492 | 330 | 184 | 94 | 31 | 10 | 90 | 72 | 213 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 11 | 13 | 6 | 5 | 2 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 29 | 28 | 20 | 17 | 25 | 25 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in La Unión is at