Average annual temperature is 23.9 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: 16.3 °C
Number of sunny days: 106 days
Number of rainy days: 259 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) | 33.6 | 34.0 | 35.5 | 32.5 | 32.2 | 30.3 | 29.2 | 29.4 | 29.6 | 29.5 | 30.2 | 32.3 |
| Average daytime temperature (°C) | 31.5 | 32.3 | 31.1 | 30.7 | 29.3 | 27.2 | 27.2 | 26.6 | 27.3 | 27.7 | 28.2 | 30.1 |
| Average temperature (°C) | 24.6 | 25.8 | 25.0 | 25.0 | 24.3 | 22.9 | 22.7 | 22.5 | 22.8 | 23.2 | 23.6 | 24.1 |
| Average night temperature (°C) | 18.6 | 20.3 | 20.5 | 21.6 | 21.4 | 20.7 | 20.4 | 20.4 | 20.5 | 20.5 | 20.5 | 19.0 |
| Absolute minimum temperature (°C) | 16.3 | 18.6 | 18.4 | 20.5 | 20.3 | 19.9 | 19.6 | 19.5 | 19.8 | 20.0 | 18.9 | 16.9 |
| 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 | 9.9 | 8.8 | 8.8 | 7.8 | 6.6 | 7.4 | 6.0 | 7.8 | 8.5 | 8.7 | 10.4 |
| Precipitation (mm) | 32 | 1 | 79 | 199 | 301 | 306 | 355 | 504 | 272 | 327 | 117 | 6 |
| Sunny days | 29 | 25 | 11 | 4 | 0 | 0 | 0 | 1 | 0 | 1 | 7 | 28 |
| Rainy days | 2 | 3 | 20 | 26 | 31 | 30 | 31 | 30 | 30 | 30 | 23 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bongema is at