Average annual temperature is 25.7 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: 16.8 °C
Number of sunny days: 90 days
Number of rainy days: 275 days
Look at detailed online map of Bo
* Weather data for Bo Sierra Leone is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.1 | 37.9 | 38.3 | 35.3 | 34.1 | 33.0 | 33.1 | 33.1 | 32.3 | 31.9 | 32.5 | 35.1 |
| Average daytime temperature (°C) | 35.0 | 36.2 | 34.3 | 33.4 | 32.0 | 30.1 | 29.5 | 29.0 | 29.3 | 29.6 | 30.5 | 32.8 |
| Average temperature (°C) | 26.5 | 28.1 | 27.1 | 26.7 | 26.2 | 24.8 | 24.5 | 24.3 | 24.6 | 24.9 | 25.5 | 25.7 |
| Average night temperature (°C) | 20.4 | 22.5 | 22.5 | 23.2 | 23.1 | 22.4 | 22.3 | 22.3 | 22.4 | 22.5 | 22.7 | 20.6 |
| Absolute minimum temperature (°C) | 17.1 | 20.5 | 20.1 | 21.9 | 22.3 | 21.2 | 21.3 | 21.2 | 21.2 | 21.9 | 21.8 | 16.8 |
| 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) | 11.7 | 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) | 9.6 | 9.8 | 8.3 | 7.8 | 7.4 | 6.8 | 6.7 | 5.3 | 6.4 | 7.1 | 7.7 | 9.7 |
| Precipitation (mm) | 4 | 2 | 72 | 162 | 287 | 368 | 460 | 596 | 440 | 339 | 183 | 10 |
| Sunny days | 22 | 23 | 13 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 24 |
| Rainy days | 9 | 5 | 18 | 27 | 30 | 30 | 31 | 31 | 30 | 31 | 26 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Bo during the most sunny months:
The largest precipitation sum in Bo is at