Average annual temperature is 26.1 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 63 days
Number of rainy days: 302 days
Look at detailed online map of La Unión
* Weather data for La Unión Honduras 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 | 31.5 | 35.3 | 38.0 | 36.7 | 38.0 | 33.5 | 34.7 | 34.4 | 37.5 | 31.4 | 31.3 |
| Average daytime temperature (°C) | 28.0 | 28.7 | 31.0 | 32.8 | 33.3 | 34.5 | 32.2 | 32.6 | 32.2 | 31.2 | 28.4 | 27.3 |
| Average temperature (°C) | 23.3 | 23.7 | 25.5 | 26.7 | 27.9 | 28.9 | 27.4 | 27.6 | 27.3 | 26.6 | 24.6 | 23.6 |
| Average night temperature (°C) | 19.6 | 19.7 | 21.1 | 21.8 | 23.7 | 24.8 | 23.8 | 23.9 | 23.5 | 23.4 | 21.9 | 20.8 |
| Absolute minimum temperature (°C) | 15.3 | 17.3 | 18.7 | 19.2 | 21.5 | 23.0 | 22.1 | 22.6 | 22.2 | 21.3 | 19.2 | 17.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.9 | 13.0 | 13.0 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.8 | 10.1 | 11.0 | 11.5 | 11.1 | 10.8 | 10.5 | 10.5 | 10.6 | 9.4 | 7.6 | 8.3 |
| Precipitation (mm) | 94 | 73 | 118 | 23 | 35 | 102 | 178 | 123 | 123 | 236 | 619 | 352 |
| Sunny days | 8 | 9 | 11 | 15 | 9 | 5 | 0 | 0 | 0 | 1 | 2 | 3 |
| Rainy days | 23 | 19 | 20 | 15 | 22 | 25 | 31 | 31 | 30 | 30 | 28 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in La Unión is at