Average annual temperature is 25.5 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 68 days
Number of rainy days: 297 days
Look at detailed online map of Boyama
* Weather data for Boyama 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) | 35.7 | 36.6 | 37.7 | 34.8 | 34.0 | 31.7 | 32.2 | 32.1 | 32.7 | 31.7 | 31.7 | 34.9 |
| Average daytime temperature (°C) | 33.9 | 35.0 | 33.9 | 32.7 | 31.2 | 29.3 | 29.1 | 28.7 | 29.2 | 29.5 | 30.1 | 32.2 |
| Average temperature (°C) | 26.0 | 27.6 | 26.8 | 26.5 | 25.9 | 24.7 | 24.4 | 24.3 | 24.6 | 24.8 | 25.3 | 25.5 |
| Average night temperature (°C) | 20.9 | 22.8 | 22.8 | 23.3 | 23.2 | 22.4 | 22.2 | 22.3 | 22.3 | 22.4 | 22.6 | 21.0 |
| Absolute minimum temperature (°C) | 16.9 | 21.2 | 21.5 | 22.2 | 22.3 | 21.6 | 20.9 | 20.9 | 21.4 | 21.5 | 21.6 | 17.9 |
| 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 | 12.5 | 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 | 9.7 | 8.3 | 8.1 | 7.4 | 7.0 | 6.8 | 5.6 | 6.7 | 7.1 | 8.0 | 9.7 |
| Precipitation (mm) | 17 | 5 | 78 | 171 | 384 | 284 | 424 | 402 | 405 | 391 | 186 | 6 |
| Sunny days | 21 | 18 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 21 |
| Rainy days | 10 | 10 | 25 | 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 Boyama is at