Average annual temperature is 25.5 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: 19.9 °C
Number of sunny days: 82 days
Number of rainy days: 283 days
Look at detailed online map of Wiawso
* Weather data for Wiawso 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) | 35.1 | 36.2 | 34.9 | 33.2 | 33.8 | 32.0 | 30.8 | 30.7 | 32.1 | 32.6 | 32.9 | 34.3 |
| Average daytime temperature (°C) | 33.6 | 34.6 | 32.2 | 31.5 | 31.5 | 29.1 | 28.8 | 28.8 | 29.5 | 30.3 | 31.4 | 32.9 |
| Average temperature (°C) | 26.6 | 27.6 | 26.2 | 25.8 | 25.9 | 24.3 | 24.1 | 24.2 | 24.4 | 24.9 | 25.7 | 26.6 |
| Average night temperature (°C) | 21.5 | 22.8 | 22.7 | 22.6 | 22.9 | 21.7 | 21.8 | 21.7 | 21.8 | 22.1 | 22.3 | 21.7 |
| Absolute minimum temperature (°C) | 19.9 | 20.9 | 20.8 | 21.7 | 21.7 | 20.1 | 20.9 | 20.9 | 21.2 | 21.3 | 21.5 | 20.4 |
| 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) | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 | 12.5 | 12.3 | 12.2 | 12.0 | 11.8 | 11.7 |
| 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) | 9.6 | 9.7 | 7.7 | 8.1 | 9.1 | 7.7 | 7.7 | 7.4 | 7.3 | 8.4 | 9.4 | 9.8 |
| Precipitation (mm) | 15 | 40 | 155 | 216 | 100 | 214 | 249 | 218 | 249 | 158 | 107 | 8 |
| Sunny days | 24 | 14 | 6 | 2 | 2 | 2 | 0 | 0 | 0 | 3 | 3 | 26 |
| Rainy days | 7 | 14 | 25 | 28 | 29 | 28 | 31 | 31 | 30 | 28 | 27 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Wiawso is at