Average annual temperature is 21.0 °C
Absolute maximum temperature: 30.3 °C
Absolute minimum temperature: 14.2 °C
Number of sunny days: 29 days
Number of rainy days: 336 days
Look at detailed online map of Sumba
* Weather data for Sumba 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) | 29.3 | 30.3 | 29.0 | 26.5 | 26.9 | 27.1 | 29.5 | 28.7 | 27.8 | 28.7 | 27.2 | 27.8 |
| Average daytime temperature (°C) | 26.7 | 27.8 | 25.2 | 24.4 | 25.3 | 25.3 | 25.6 | 26.2 | 26.5 | 26.7 | 25.1 | 25.6 |
| Average temperature (°C) | 20.9 | 22.1 | 20.7 | 20.7 | 21.1 | 20.7 | 20.8 | 21.0 | 21.1 | 21.6 | 20.7 | 20.9 |
| Average night temperature (°C) | 15.7 | 17.3 | 17.0 | 17.7 | 17.1 | 16.8 | 16.6 | 16.8 | 16.9 | 17.7 | 17.5 | 17.0 |
| Absolute minimum temperature (°C) | 14.2 | 14.4 | 14.8 | 16.2 | 14.9 | 15.3 | 14.2 | 15.5 | 15.6 | 16.5 | 15.1 | 15.7 |
| 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 | 12.0 |
| Daylight mean duration (h) | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 11.1 | 10.6 | 8.9 | 8.2 | 10.7 | 10.4 | 11.0 | 11.0 | 10.7 | 10.0 | 8.6 | 9.5 |
| Precipitation (mm) | 34 | 59 | 180 | 214 | 103 | 90 | 39 | 98 | 103 | 145 | 268 | 121 |
| Sunny days | 10 | 6 | 0 | 0 | 1 | 1 | 5 | 2 | 4 | 0 | 0 | 0 |
| Rainy days | 21 | 22 | 31 | 30 | 30 | 29 | 26 | 29 | 26 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sumba is at