Average annual temperature is 26.9 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: 16.6 °C
Number of sunny days: 123 days
Number of rainy days: 242 days
Look at detailed online map of Bom
* Weather data for Bom 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) | 38.7 | 39.2 | 40.0 | 37.9 | 36.0 | 33.1 | 32.8 | 33.6 | 33.0 | 33.3 | 35.7 | 38.2 |
| Average daytime temperature (°C) | 36.7 | 37.4 | 36.8 | 35.2 | 32.8 | 30.3 | 30.2 | 29.3 | 30.1 | 30.9 | 32.2 | 34.8 |
| Average temperature (°C) | 28.0 | 29.4 | 28.9 | 28.4 | 27.4 | 25.7 | 25.3 | 25.0 | 25.4 | 25.9 | 26.8 | 27.0 |
| Average night temperature (°C) | 20.5 | 23.2 | 23.5 | 24.1 | 24.3 | 23.4 | 22.9 | 22.9 | 23.0 | 23.2 | 23.4 | 20.7 |
| Absolute minimum temperature (°C) | 17.5 | 22.0 | 21.6 | 23.2 | 23.5 | 22.6 | 21.9 | 21.8 | 22.3 | 22.5 | 22.2 | 16.6 |
| 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) | 11.6 | 11.8 | 12.1 | 12.3 | 12.5 | 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) | 9.7 | 9.8 | 9.5 | 8.7 | 7.3 | 6.1 | 7.0 | 5.3 | 6.6 | 7.3 | 8.4 | 10.0 |
| Precipitation (mm) | 7 | 0 | 17 | 129 | 268 | 302 | 539 | 498 | 449 | 437 | 127 | 1 |
| Sunny days | 29 | 26 | 20 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 27 |
| Rainy days | 2 | 2 | 11 | 19 | 31 | 30 | 31 | 31 | 30 | 31 | 20 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bom is at