Average annual temperature is 24.9 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 15.6 °C
Number of sunny days: 105 days
Number of rainy days: 260 days
Look at detailed online map of Bongema
* Weather data for Bongema 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) | 35.4 | 36.0 | 37.5 | 33.9 | 32.7 | 30.5 | 30.8 | 30.6 | 30.5 | 31.5 | 32.3 | 34.2 |
| Average daytime temperature (°C) | 33.3 | 34.3 | 33.2 | 32.1 | 30.4 | 28.4 | 28.4 | 27.9 | 28.4 | 29.2 | 29.6 | 31.4 |
| Average temperature (°C) | 25.4 | 27.3 | 26.5 | 26.2 | 25.3 | 24.1 | 23.8 | 23.7 | 23.9 | 24.3 | 24.6 | 24.3 |
| Average night temperature (°C) | 18.6 | 21.4 | 21.7 | 22.5 | 22.3 | 21.8 | 21.5 | 21.6 | 21.6 | 21.7 | 21.5 | 18.6 |
| Absolute minimum temperature (°C) | 16.2 | 18.9 | 19.5 | 21.7 | 21.2 | 20.9 | 20.2 | 20.9 | 20.6 | 21.0 | 20.5 | 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 | 12.6 | 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 | 10.0 | 9.2 | 8.3 | 7.5 | 6.6 | 7.4 | 6.0 | 7.3 | 8.2 | 8.7 | 10.1 |
| Precipitation (mm) | 12 | 1 | 73 | 197 | 317 | 271 | 407 | 443 | 370 | 386 | 177 | 5 |
| Sunny days | 28 | 26 | 14 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 28 |
| Rainy days | 3 | 2 | 17 | 25 | 30 | 30 | 31 | 31 | 30 | 31 | 27 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bongema is at