Average annual temperature is 23.9 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: 16.4 °C
Number of sunny days: 114 days
Number of rainy days: 251 days
Look at detailed online map of Wianaka
* Weather data for Wianaka Uganda is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.6 | 37.2 | 37.1 | 32.4 | 31.0 | 29.8 | 31.3 | 32.7 | 32.2 | 33.1 | 31.9 | 34.8 |
| Average daytime temperature (°C) | 32.9 | 34.8 | 29.7 | 29.0 | 28.9 | 27.8 | 28.7 | 30.0 | 29.3 | 29.5 | 29.0 | 31.1 |
| Average temperature (°C) | 25.6 | 27.3 | 23.5 | 23.3 | 23.4 | 22.7 | 23.1 | 23.7 | 23.3 | 23.4 | 22.9 | 24.3 |
| Average night temperature (°C) | 18.9 | 20.2 | 19.5 | 19.4 | 19.3 | 19.0 | 18.5 | 19.1 | 19.0 | 19.5 | 18.9 | 19.2 |
| Absolute minimum temperature (°C) | 17.7 | 18.3 | 17.9 | 16.9 | 18.1 | 18.0 | 17.3 | 17.8 | 18.1 | 18.8 | 16.4 | 17.2 |
| 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 | 11.0 |
| Daylight mean duration (h) | 12.0 | 12.0 | 12.1 | 12.2 | 12.2 | 12.3 | 12.3 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 |
| Daylight minimum duration (h) | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.5 | 10.0 | 8.7 | 9.3 | 10.7 | 10.2 | 10.7 | 10.6 | 10.2 | 9.5 | 9.3 | 10.5 |
| Precipitation (mm) | 0 | 7 | 226 | 119 | 76 | 158 | 61 | 85 | 155 | 238 | 175 | 20 |
| Sunny days | 30 | 24 | 7 | 5 | 3 | 5 | 8 | 8 | 5 | 1 | 5 | 13 |
| Rainy days | 1 | 4 | 24 | 25 | 28 | 25 | 23 | 23 | 25 | 30 | 25 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Wianaka is at