Average annual temperature is 26.5 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: 18.2 °C
Number of sunny days: 142 days
Number of rainy days: 223 days
Look at detailed online map of Bonko
* Weather data for Bonko Guinea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.2 | 34.1 | 34.8 | 35.6 | 33.7 | 31.4 | 31.6 | 31.3 | 31.6 | 32.4 | 32.7 | 35.1 |
| Average daytime temperature (°C) | 33.3 | 32.7 | 32.6 | 32.9 | 31.7 | 29.4 | 28.8 | 28.3 | 29.6 | 30.3 | 31.3 | 33.1 |
| Average temperature (°C) | 26.2 | 27.0 | 27.2 | 28.0 | 27.8 | 26.0 | 25.4 | 25.3 | 25.7 | 26.0 | 26.8 | 26.6 |
| Average night temperature (°C) | 21.2 | 22.9 | 23.6 | 24.7 | 25.2 | 23.9 | 23.2 | 23.3 | 23.4 | 23.5 | 23.7 | 21.8 |
| Absolute minimum temperature (°C) | 18.5 | 21.4 | 22.1 | 23.5 | 24.2 | 22.9 | 21.6 | 22.3 | 22.5 | 22.6 | 22.7 | 18.2 |
| 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) | 10.0 | 10.1 | 10.0 | 9.9 | 8.3 | 6.8 | 7.4 | 5.7 | 7.0 | 7.9 | 9.6 | 10.0 |
| Precipitation (mm) | 0 | 1 | 1 | 40 | 236 | 420 | 656 | 776 | 487 | 520 | 138 | 6 |
| Sunny days | 31 | 26 | 26 | 19 | 4 | 0 | 1 | 0 | 0 | 0 | 8 | 27 |
| Rainy days | 0 | 2 | 5 | 11 | 27 | 30 | 30 | 31 | 30 | 31 | 22 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bonko is at