Average annual temperature is 26.1 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: 17.7 °C
Number of sunny days: 70 days
Number of rainy days: 295 days
Look at detailed online map of Nwiso
* Weather data for Nwiso 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) | 36.1 | 37.2 | 35.4 | 34.1 | 34.3 | 32.4 | 31.4 | 31.7 | 31.7 | 33.2 | 33.8 | 36.7 |
| Average daytime temperature (°C) | 34.9 | 35.3 | 32.9 | 32.4 | 31.9 | 29.6 | 29.3 | 29.7 | 29.8 | 30.3 | 31.7 | 33.9 |
| Average temperature (°C) | 27.4 | 28.1 | 26.9 | 26.4 | 26.4 | 24.8 | 24.7 | 24.9 | 25.0 | 25.3 | 26.3 | 27.3 |
| Average night temperature (°C) | 22.3 | 23.6 | 23.5 | 23.3 | 23.5 | 22.3 | 22.4 | 22.5 | 22.5 | 22.7 | 23.1 | 22.4 |
| Absolute minimum temperature (°C) | 17.7 | 20.3 | 22.0 | 22.3 | 22.2 | 20.8 | 21.5 | 21.7 | 21.6 | 21.6 | 21.4 | 18.8 |
| 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 | 11.8 |
| 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) | 9.0 | 9.4 | 7.5 | 7.8 | 8.1 | 7.3 | 7.2 | 7.1 | 6.9 | 7.6 | 8.6 | 9.7 |
| Precipitation (mm) | 15 | 41 | 160 | 206 | 142 | 253 | 245 | 190 | 314 | 235 | 81 | 4 |
| Sunny days | 22 | 14 | 6 | 1 | 0 | 2 | 0 | 0 | 0 | 1 | 1 | 23 |
| Rainy days | 9 | 14 | 25 | 29 | 31 | 28 | 31 | 31 | 30 | 30 | 29 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nwiso is at