Average annual temperature is 28.8 °C
Absolute maximum temperature: 41.9 °C
Absolute minimum temperature: 17.8 °C
Number of sunny days: 207 days
Number of rainy days: 158 days
Look at detailed online map of Biu
* Weather data for Biu Ghana is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 38.0 | 39.7 | 41.9 | 41.1 | 38.7 | 37.5 | 33.6 | 32.2 | 33.3 | 36.5 | 36.5 | 37.1 |
| Average daytime temperature (°C) | 35.5 | 38.0 | 38.8 | 38.6 | 36.4 | 33.3 | 31.5 | 29.6 | 30.4 | 33.0 | 35.6 | 35.1 |
| Average temperature (°C) | 27.4 | 30.1 | 32.0 | 32.3 | 31.1 | 28.8 | 27.3 | 25.9 | 26.4 | 28.0 | 29.3 | 27.1 |
| Average night temperature (°C) | 20.4 | 22.9 | 25.6 | 26.7 | 26.5 | 25.1 | 24.0 | 23.1 | 23.1 | 23.7 | 23.4 | 20.2 |
| Absolute minimum temperature (°C) | 17.8 | 20.9 | 22.8 | 23.3 | 24.0 | 22.5 | 22.8 | 22.1 | 21.7 | 21.6 | 19.1 | 18.2 |
| 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) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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) | 10.4 | 10.7 | 9.7 | 9.5 | 10.3 | 9.2 | 8.7 | 8.0 | 9.3 | 9.9 | 10.2 | 10.1 |
| Precipitation (mm) | 0 | 0 | 16 | 37 | 56 | 104 | 177 | 264 | 189 | 58 | 0 | 0 |
| Sunny days | 31 | 28 | 23 | 20 | 11 | 10 | 4 | 1 | 6 | 16 | 26 | 31 |
| Rainy days | 0 | 0 | 8 | 10 | 20 | 20 | 27 | 30 | 24 | 15 | 4 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Biu is at