Average annual temperature is 29.0 °C
Absolute maximum temperature: 42.0 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 204 days
Number of rainy days: 161 days
Look at detailed online map of Wiasi
* Weather data for Wiasi 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) | 38.4 | 40.2 | 42.0 | 40.6 | 39.6 | 36.7 | 33.8 | 33.2 | 33.7 | 36.8 | 37.3 | 37.1 |
| Average daytime temperature (°C) | 35.9 | 38.3 | 38.8 | 38.4 | 36.3 | 33.1 | 31.8 | 30.1 | 30.7 | 33.6 | 36.1 | 35.4 |
| Average temperature (°C) | 27.9 | 30.5 | 32.2 | 32.1 | 30.9 | 28.5 | 27.4 | 26.1 | 26.5 | 28.5 | 29.9 | 27.3 |
| Average night temperature (°C) | 20.4 | 23.1 | 26.0 | 26.5 | 26.3 | 25.0 | 24.0 | 23.3 | 23.2 | 24.1 | 24.3 | 20.1 |
| Absolute minimum temperature (°C) | 17.6 | 20.8 | 23.5 | 22.6 | 24.4 | 22.3 | 22.8 | 22.3 | 21.8 | 22.9 | 20.0 | 18.0 |
| 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 | 11.7 | 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 | 10.8 | 9.5 | 9.5 | 10.1 | 9.5 | 8.9 | 8.2 | 9.5 | 10.1 | 10.1 | 10.1 |
| Precipitation (mm) | 0 | 0 | 19 | 45 | 80 | 107 | 123 | 272 | 166 | 73 | 12 | 0 |
| Sunny days | 31 | 28 | 26 | 21 | 11 | 8 | 2 | 0 | 2 | 18 | 26 | 31 |
| Rainy days | 0 | 0 | 5 | 9 | 20 | 22 | 29 | 31 | 28 | 13 | 4 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Wiasi is at