Average annual temperature is 26.8 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: 16.3 °C
Number of sunny days: 118 days
Number of rainy days: 247 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) | 39.3 | 39.0 | 39.8 | 37.5 | 36.1 | 33.6 | 32.9 | 33.3 | 32.5 | 32.9 | 34.9 | 37.3 |
| Average daytime temperature (°C) | 36.6 | 37.2 | 37.0 | 35.1 | 32.9 | 30.4 | 30.2 | 29.3 | 30.1 | 30.8 | 31.9 | 34.3 |
| Average temperature (°C) | 27.8 | 29.1 | 28.8 | 28.3 | 27.3 | 25.6 | 25.3 | 25.0 | 25.3 | 25.8 | 26.6 | 26.8 |
| Average night temperature (°C) | 20.6 | 22.8 | 23.4 | 24.0 | 24.1 | 23.4 | 22.9 | 22.8 | 22.9 | 23.2 | 23.3 | 20.6 |
| Absolute minimum temperature (°C) | 17.7 | 21.5 | 21.4 | 22.7 | 23.3 | 22.5 | 21.6 | 21.9 | 22.3 | 22.4 | 21.9 | 16.3 |
| 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) | 9.7 | 9.8 | 9.4 | 8.6 | 7.4 | 5.9 | 7.2 | 5.8 | 6.9 | 8.1 | 8.6 | 10.0 |
| Precipitation (mm) | 1 | 0 | 28 | 109 | 299 | 310 | 567 | 475 | 432 | 485 | 146 | 1 |
| Sunny days | 28 | 27 | 19 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 7 | 28 |
| Rainy days | 3 | 1 | 12 | 22 | 30 | 30 | 31 | 31 | 30 | 31 | 23 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bom is at