Average annual temperature is 25.4 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: 19.2 °C
Number of sunny days: 76 days
Number of rainy days: 289 days
Look at detailed online map of San Francisco de La Unión
* Weather data for San Francisco de La Unión Nicaragua is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.7 | 30.7 | 31.3 | 32.7 | 33.8 | 31.2 | 31.1 | 32.0 | 30.9 | 30.8 | 29.8 | 29.5 |
| Average daytime temperature (°C) | 28.5 | 29.2 | 30.1 | 31.6 | 32.1 | 29.0 | 29.3 | 29.9 | 29.9 | 28.7 | 27.9 | 28.3 |
| Average temperature (°C) | 24.3 | 24.5 | 25.3 | 26.5 | 27.2 | 25.4 | 25.7 | 25.8 | 26.0 | 24.7 | 24.6 | 25.0 |
| Average night temperature (°C) | 21.1 | 21.1 | 21.5 | 22.1 | 23.1 | 22.8 | 23.3 | 23.1 | 23.1 | 22.3 | 22.6 | 22.4 |
| Absolute minimum temperature (°C) | 19.2 | 20.4 | 20.6 | 21.2 | 21.5 | 21.2 | 22.2 | 21.7 | 21.5 | 21.2 | 21.6 | 20.1 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.5 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.4 |
| 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) | 10.5 | 10.9 | 10.9 | 11.5 | 10.8 | 8.9 | 10.3 | 9.9 | 10.7 | 9.0 | 9.4 | 10.3 |
| Precipitation (mm) | 15 | 9 | 27 | 13 | 125 | 233 | 112 | 210 | 142 | 436 | 265 | 11 |
| Sunny days | 7 | 12 | 11 | 20 | 9 | 0 | 1 | 0 | 0 | 0 | 2 | 14 |
| Rainy days | 24 | 16 | 20 | 10 | 22 | 30 | 30 | 31 | 30 | 31 | 28 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Francisco de La Unión is at