Average annual temperature is 25.1 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: 18.7 °C
Number of sunny days: 30 days
Number of rainy days: 335 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) | 33.0 | 33.1 | 33.8 | 32.3 | 31.3 | 30.9 | 31.8 | 33.0 | 34.1 | 34.3 | 34.0 | 32.9 |
| Average daytime temperature (°C) | 30.1 | 29.9 | 29.7 | 30.2 | 29.3 | 27.9 | 29.1 | 30.4 | 31.0 | 31.4 | 30.5 | 29.6 |
| Average temperature (°C) | 24.8 | 24.9 | 24.9 | 24.9 | 24.9 | 23.8 | 24.5 | 25.4 | 25.9 | 26.3 | 25.8 | 25.4 |
| Average night temperature (°C) | 21.4 | 21.8 | 22.1 | 22.0 | 22.0 | 21.1 | 21.4 | 21.9 | 22.5 | 23.0 | 22.9 | 23.0 |
| Absolute minimum temperature (°C) | 20.0 | 20.7 | 20.7 | 20.3 | 21.2 | 18.7 | 20.0 | 20.8 | 20.5 | 21.5 | 21.5 | 22.0 |
| 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 | 12.2 | 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 | 8.5 | 7.6 | 7.9 | 8.7 | 8.1 | 9.3 | 9.7 | 9.4 | 8.9 | 8.8 | 7.5 |
| Precipitation (mm) | 200 | 333 | 287 | 326 | 501 | 231 | 247 | 174 | 160 | 198 | 385 | 328 |
| Sunny days | 2 | 1 | 3 | 0 | 0 | 3 | 5 | 4 | 7 | 3 | 2 | 0 |
| Rainy days | 29 | 27 | 28 | 30 | 31 | 27 | 26 | 27 | 23 | 28 | 28 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in La Unión is at