Average annual temperature is 19.6 °C
Absolute maximum temperature: 30.8 °C
Absolute minimum temperature: 12.5 °C
Number of sunny days: 79 days
Number of rainy days: 286 days
Look at detailed online map of Olyeko
* Weather data for Olyeko 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) | 28.7 | 30.8 | 30.0 | 26.3 | 26.5 | 25.6 | 26.7 | 26.2 | 25.8 | 26.0 | 24.7 | 26.9 |
| Average daytime temperature (°C) | 26.2 | 28.2 | 24.8 | 24.4 | 24.7 | 23.4 | 24.4 | 24.1 | 23.8 | 24.1 | 23.6 | 25.0 |
| Average temperature (°C) | 20.7 | 22.2 | 19.4 | 19.4 | 19.7 | 18.5 | 19.2 | 19.0 | 18.8 | 19.3 | 19.0 | 19.8 |
| Average night temperature (°C) | 15.2 | 16.2 | 15.4 | 15.7 | 16.0 | 14.8 | 14.8 | 14.8 | 14.9 | 15.7 | 15.6 | 15.4 |
| Absolute minimum temperature (°C) | 12.9 | 13.3 | 13.1 | 12.5 | 13.4 | 13.4 | 13.1 | 12.5 | 13.2 | 14.4 | 13.0 | 12.6 |
| 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 | 12.2 | 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) | 11.2 | 11.0 | 8.9 | 9.7 | 11.0 | 10.1 | 11.1 | 11.1 | 10.2 | 10.0 | 10.0 | 10.9 |
| Precipitation (mm) | 3 | 16 | 178 | 111 | 96 | 190 | 74 | 134 | 199 | 156 | 136 | 22 |
| Sunny days | 23 | 23 | 6 | 3 | 3 | 1 | 6 | 1 | 0 | 0 | 1 | 12 |
| Rainy days | 8 | 5 | 25 | 27 | 28 | 29 | 25 | 30 | 30 | 31 | 29 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Olyeko is at