Average annual temperature is 27.4 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 17.9 °C
Number of sunny days: 177 days
Number of rainy days: 188 days
Look at detailed online map of Napiriyiri
* Weather data for Napiriyiri 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) | 37.0 | 38.9 | 40.3 | 38.4 | 36.4 | 34.6 | 31.3 | 30.2 | 31.7 | 35.0 | 35.1 | 35.8 |
| Average daytime temperature (°C) | 34.5 | 36.9 | 36.8 | 35.8 | 34.1 | 31.0 | 29.5 | 28.5 | 29.4 | 31.3 | 33.8 | 33.9 |
| Average temperature (°C) | 27.2 | 29.8 | 30.4 | 29.9 | 28.7 | 26.5 | 25.7 | 24.8 | 25.3 | 26.6 | 28.1 | 26.5 |
| Average night temperature (°C) | 20.8 | 23.2 | 24.7 | 24.8 | 24.3 | 23.1 | 22.6 | 22.3 | 22.1 | 22.4 | 22.8 | 20.3 |
| Absolute minimum temperature (°C) | 17.9 | 21.4 | 22.4 | 22.0 | 23.1 | 21.8 | 21.7 | 21.3 | 20.8 | 21.1 | 19.5 | 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) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 10.7 | 10.8 | 9.7 | 9.4 | 10.1 | 9.3 | 8.7 | 7.5 | 9.2 | 10.0 | 10.2 | 10.2 |
| Precipitation (mm) | 0 | 0 | 29 | 24 | 106 | 143 | 128 | 227 | 228 | 85 | 28 | 0 |
| Sunny days | 31 | 28 | 22 | 20 | 8 | 3 | 0 | 0 | 2 | 12 | 20 | 31 |
| Rainy days | 0 | 0 | 9 | 10 | 23 | 27 | 31 | 31 | 28 | 19 | 10 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Napiriyiri is at