Average annual temperature is 25.7 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: 14.1 °C
Number of sunny days: 148 days
Number of rainy days: 217 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) | 34.7 | 35.6 | 37.4 | 36.1 | 35.4 | 33.1 | 31.8 | 33.7 | 33.4 | 33.5 | 34.4 | 33.1 |
| Average daytime temperature (°C) | 32.8 | 34.6 | 34.8 | 34.3 | 33.2 | 30.6 | 29.7 | 29.6 | 30.3 | 31.0 | 32.4 | 31.7 |
| Average temperature (°C) | 25.1 | 27.5 | 27.6 | 27.7 | 27.0 | 24.8 | 24.3 | 24.2 | 24.4 | 25.2 | 26.0 | 24.6 |
| Average night temperature (°C) | 18.2 | 21.4 | 22.2 | 22.9 | 22.7 | 21.3 | 21.2 | 20.9 | 20.9 | 21.3 | 21.1 | 18.7 |
| Absolute minimum temperature (°C) | 15.3 | 18.5 | 20.3 | 21.4 | 21.4 | 20.2 | 20.3 | 20.1 | 20.0 | 20.2 | 19.0 | 14.1 |
| 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 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 | 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 | 10.2 | 9.3 | 10.2 | 9.0 | 9.3 | 8.5 | 8.0 | 8.6 | 9.6 | 9.9 | 10.7 |
| Precipitation (mm) | 0 | 0 | 56 | 37 | 90 | 247 | 201 | 373 | 228 | 106 | 66 | 0 |
| Sunny days | 30 | 26 | 17 | 18 | 5 | 0 | 0 | 1 | 1 | 8 | 12 | 30 |
| Rainy days | 1 | 2 | 14 | 12 | 26 | 30 | 31 | 30 | 29 | 23 | 18 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bonko is at