Average annual temperature is 24.9 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: 14.4 °C
Number of sunny days: 98 days
Number of rainy days: 267 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) | 35.3 | 36.4 | 37.0 | 33.1 | 34.1 | 31.1 | 31.0 | 31.0 | 31.1 | 31.4 | 32.1 | 35.1 |
| Average daytime temperature (°C) | 33.0 | 33.6 | 32.3 | 31.5 | 30.9 | 28.7 | 28.6 | 28.1 | 28.7 | 29.2 | 29.6 | 31.8 |
| Average temperature (°C) | 24.9 | 27.1 | 26.2 | 25.9 | 25.4 | 24.1 | 23.8 | 23.8 | 24.0 | 24.3 | 24.7 | 24.6 |
| Average night temperature (°C) | 18.2 | 21.7 | 21.9 | 22.4 | 22.3 | 21.7 | 21.5 | 21.6 | 21.6 | 21.6 | 21.5 | 18.7 |
| Absolute minimum temperature (°C) | 14.4 | 20.3 | 19.9 | 21.0 | 21.2 | 21.0 | 20.4 | 20.2 | 20.8 | 20.4 | 19.3 | 15.8 |
| 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 | 12.6 | 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) | 10.0 | 9.6 | 8.7 | 8.6 | 7.5 | 6.5 | 7.0 | 5.8 | 7.6 | 7.7 | 8.2 | 10.1 |
| Precipitation (mm) | 59 | 0 | 93 | 170 | 272 | 296 | 398 | 405 | 323 | 310 | 108 | 1 |
| Sunny days | 24 | 24 | 13 | 2 | 2 | 0 | 0 | 1 | 0 | 1 | 5 | 26 |
| Rainy days | 7 | 4 | 18 | 28 | 29 | 30 | 31 | 30 | 30 | 30 | 25 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Njama is at