Average annual temperature is 25.9 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 131 days
Number of rainy days: 234 days
Look at detailed online map of Onyomu
* Weather data for Onyomu 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) | 36.7 | 38.8 | 38.9 | 34.1 | 34.3 | 33.9 | 34.1 | 35.1 | 34.8 | 35.5 | 32.0 | 35.8 |
| Average daytime temperature (°C) | 34.5 | 36.3 | 31.9 | 31.0 | 31.9 | 31.1 | 31.5 | 31.9 | 32.4 | 31.7 | 30.0 | 33.4 |
| Average temperature (°C) | 27.4 | 28.9 | 25.5 | 25.2 | 25.7 | 25.2 | 25.2 | 25.4 | 25.7 | 25.5 | 24.5 | 26.5 |
| Average night temperature (°C) | 20.1 | 21.3 | 20.6 | 20.7 | 20.8 | 20.5 | 19.8 | 20.0 | 20.5 | 21.0 | 20.2 | 20.4 |
| Absolute minimum temperature (°C) | 18.5 | 19.7 | 17.3 | 17.9 | 19.2 | 18.8 | 18.2 | 18.3 | 19.1 | 19.7 | 18.5 | 17.6 |
| 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) | 10.7 | 10.6 | 8.8 | 9.5 | 11.0 | 9.8 | 11.0 | 10.7 | 10.3 | 9.8 | 9.8 | 10.5 |
| Precipitation (mm) | 0 | 20 | 156 | 126 | 92 | 120 | 60 | 59 | 65 | 248 | 192 | 8 |
| Sunny days | 28 | 26 | 7 | 5 | 8 | 8 | 8 | 8 | 6 | 4 | 4 | 19 |
| Rainy days | 3 | 2 | 24 | 25 | 23 | 22 | 23 | 23 | 24 | 27 | 26 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Onyomu is at