Average annual temperature is 25.2 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: 15.0 °C
Number of sunny days: 33 days
Number of rainy days: 332 days
Look at detailed online map of Siuna
* Weather data for Siuna 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) | 29.9 | 30.1 | 32.5 | 35.2 | 35.4 | 34.3 | 32.8 | 32.7 | 32.7 | 32.5 | 30.9 | 30.5 |
| Average daytime temperature (°C) | 28.3 | 28.6 | 30.6 | 33.0 | 33.3 | 30.5 | 30.0 | 31.1 | 31.3 | 30.5 | 29.0 | 28.6 |
| Average temperature (°C) | 23.4 | 23.5 | 24.7 | 26.4 | 27.2 | 25.6 | 25.4 | 26.0 | 25.8 | 25.5 | 24.9 | 24.3 |
| Average night temperature (°C) | 19.7 | 19.8 | 20.1 | 20.6 | 22.2 | 22.6 | 22.7 | 22.7 | 22.3 | 22.4 | 22.3 | 21.4 |
| Absolute minimum temperature (°C) | 15.0 | 18.1 | 18.3 | 18.9 | 20.5 | 21.8 | 21.8 | 21.5 | 20.9 | 21.4 | 19.4 | 18.7 |
| 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) | 11.4 | 11.7 | 12.1 | 12.4 | 12.8 | 12.9 | 12.8 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| 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) | 10.2 | 10.3 | 10.7 | 11.4 | 10.5 | 8.3 | 8.1 | 10.1 | 10.2 | 9.4 | 8.5 | 9.7 |
| Precipitation (mm) | 65 | 49 | 72 | 20 | 140 | 324 | 306 | 197 | 215 | 311 | 174 | 89 |
| Sunny days | 3 | 1 | 3 | 10 | 6 | 3 | 1 | 1 | 0 | 1 | 1 | 3 |
| Rainy days | 28 | 27 | 28 | 20 | 25 | 27 | 30 | 30 | 30 | 30 | 29 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siuna is at