Average annual temperature is 26.0 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 83 days
Number of rainy days: 282 days
Look at detailed online map of Njama
* Weather data for Njama 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) | 36.6 | 37.7 | 37.8 | 35.2 | 34.4 | 32.3 | 32.7 | 32.4 | 32.0 | 31.8 | 31.9 | 35.3 |
| Average daytime temperature (°C) | 34.7 | 36.0 | 34.3 | 33.2 | 31.5 | 29.7 | 29.3 | 28.5 | 29.1 | 29.4 | 30.2 | 32.7 |
| Average temperature (°C) | 26.7 | 28.3 | 27.4 | 27.0 | 26.4 | 25.0 | 24.8 | 24.6 | 24.8 | 25.2 | 25.8 | 26.0 |
| Average night temperature (°C) | 21.1 | 23.3 | 23.1 | 23.7 | 23.6 | 22.8 | 22.6 | 22.6 | 22.7 | 22.9 | 23.0 | 21.1 |
| Absolute minimum temperature (°C) | 17.3 | 22.0 | 21.2 | 22.8 | 22.8 | 21.8 | 21.5 | 21.5 | 21.6 | 22.1 | 22.1 | 17.5 |
| 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 | 11.9 | 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) | 9.7 | 9.7 | 8.3 | 8.0 | 7.5 | 7.3 | 7.0 | 5.7 | 6.9 | 7.5 | 8.0 | 9.8 |
| Precipitation (mm) | 4 | 1 | 63 | 159 | 345 | 264 | 385 | 548 | 349 | 338 | 176 | 5 |
| Sunny days | 22 | 23 | 11 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 22 |
| Rainy days | 9 | 5 | 20 | 28 | 30 | 30 | 31 | 31 | 30 | 31 | 28 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Njama is at