Average annual temperature is 26.4 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: 18.9 °C
Number of sunny days: 100 days
Number of rainy days: 265 days
Look at detailed online map of Masom
* Weather data for Masom 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) | 36.9 | 35.5 | 35.5 | 35.2 | 35.5 | 31.5 | 32.1 | 31.6 | 31.7 | 32.1 | 33.5 | 35.8 |
| Average daytime temperature (°C) | 34.3 | 34.2 | 33.2 | 33.4 | 31.7 | 29.4 | 29.3 | 28.3 | 29.4 | 30.2 | 31.0 | 33.3 |
| Average temperature (°C) | 26.9 | 27.7 | 27.3 | 27.9 | 27.2 | 25.6 | 25.2 | 25.0 | 25.3 | 25.6 | 26.4 | 26.8 |
| Average night temperature (°C) | 22.3 | 23.6 | 23.8 | 24.6 | 24.6 | 23.5 | 23.1 | 22.9 | 23.2 | 23.2 | 23.5 | 22.4 |
| Absolute minimum temperature (°C) | 20.1 | 22.5 | 22.1 | 23.5 | 23.5 | 22.5 | 22.2 | 21.8 | 22.2 | 22.5 | 22.6 | 18.9 |
| 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 | 12.6 | 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) | 9.8 | 10.0 | 9.7 | 9.1 | 8.0 | 6.9 | 7.0 | 5.6 | 6.6 | 7.0 | 8.3 | 9.9 |
| Precipitation (mm) | 6 | 1 | 17 | 88 | 360 | 441 | 548 | 506 | 408 | 476 | 159 | 5 |
| Sunny days | 26 | 22 | 19 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 23 |
| Rainy days | 5 | 6 | 12 | 23 | 31 | 30 | 31 | 31 | 30 | 31 | 27 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Masom is at