Average annual temperature is 27.2 °C
Absolute maximum temperature: 39.3 °C
Absolute minimum temperature: 14.4 °C
Number of sunny days: 138 days
Number of rainy days: 227 days
Look at detailed online map of Biri
* Weather data for Biri 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) | 36.7 | 38.3 | 39.3 | 37.6 | 37.1 | 34.4 | 33.6 | 33.2 | 34.3 | 35.8 | 36.7 | 36.5 |
| Average daytime temperature (°C) | 34.6 | 36.7 | 36.6 | 35.3 | 34.3 | 31.8 | 31.2 | 30.9 | 31.6 | 32.3 | 35.1 | 34.6 |
| Average temperature (°C) | 25.8 | 28.6 | 29.2 | 28.5 | 28.0 | 26.5 | 26.2 | 26.0 | 26.3 | 26.7 | 28.1 | 26.3 |
| Average night temperature (°C) | 18.4 | 22.0 | 24.4 | 24.4 | 24.0 | 23.1 | 22.9 | 23.0 | 22.9 | 23.0 | 23.4 | 18.9 |
| Absolute minimum temperature (°C) | 14.4 | 17.6 | 21.9 | 23.1 | 22.7 | 22.1 | 22.0 | 21.9 | 21.9 | 22.3 | 21.0 | 15.6 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 11.9 | 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) | 10.4 | 10.3 | 8.7 | 8.8 | 9.9 | 8.8 | 8.3 | 7.6 | 8.8 | 8.5 | 9.8 | 10.1 |
| Precipitation (mm) | 0 | 3 | 113 | 100 | 145 | 146 | 246 | 273 | 190 | 165 | 61 | 0 |
| Sunny days | 30 | 26 | 15 | 9 | 3 | 3 | 0 | 1 | 1 | 6 | 13 | 31 |
| Rainy days | 1 | 2 | 16 | 21 | 28 | 27 | 31 | 30 | 29 | 25 | 17 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Biri is at