Average annual temperature is 25.3 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 17.2 °C
Number of sunny days: 67 days
Number of rainy days: 298 days
Look at detailed online map of Boandema
* Weather data for Boandema 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) | 35.6 | 36.2 | 37.5 | 34.5 | 33.4 | 31.5 | 32.1 | 32.3 | 32.6 | 32.1 | 31.7 | 34.6 |
| Average daytime temperature (°C) | 33.7 | 34.5 | 33.9 | 32.5 | 31.0 | 29.2 | 28.9 | 28.5 | 29.1 | 29.5 | 30.0 | 32.1 |
| Average temperature (°C) | 25.9 | 27.2 | 26.7 | 26.3 | 25.7 | 24.5 | 24.2 | 24.1 | 24.4 | 24.7 | 25.1 | 25.4 |
| Average night temperature (°C) | 20.9 | 22.7 | 22.6 | 23.1 | 23.0 | 22.3 | 22.0 | 22.2 | 22.1 | 22.3 | 22.4 | 21.0 |
| Absolute minimum temperature (°C) | 17.2 | 21.2 | 21.4 | 22.0 | 22.2 | 21.5 | 20.7 | 20.7 | 21.3 | 21.6 | 21.6 | 17.7 |
| 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 | 12.0 | 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) | 9.3 | 9.6 | 8.3 | 8.0 | 7.3 | 7.0 | 6.7 | 5.4 | 6.6 | 6.9 | 8.1 | 9.6 |
| Precipitation (mm) | 20 | 12 | 92 | 186 | 368 | 336 | 424 | 408 | 364 | 380 | 146 | 8 |
| Sunny days | 22 | 17 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 21 |
| Rainy days | 9 | 11 | 26 | 29 | 31 | 30 | 31 | 31 | 30 | 31 | 29 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Boandema is at