Average annual temperature is 26.7 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 110 days
Number of rainy days: 255 days
Look at detailed online map of Mandonko
* Weather data for Mandonko 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) | 37.9 | 38.5 | 39.1 | 37.8 | 36.4 | 33.8 | 33.0 | 33.2 | 32.9 | 32.9 | 33.5 | 36.2 |
| Average daytime temperature (°C) | 36.1 | 37.1 | 36.4 | 35.1 | 33.0 | 30.4 | 30.1 | 29.3 | 30.1 | 30.7 | 31.7 | 33.9 |
| Average temperature (°C) | 27.5 | 29.0 | 28.5 | 28.4 | 27.3 | 25.6 | 25.3 | 25.0 | 25.3 | 25.8 | 26.5 | 26.5 |
| Average night temperature (°C) | 20.7 | 23.0 | 23.4 | 24.1 | 24.0 | 23.2 | 22.8 | 22.8 | 22.8 | 23.1 | 23.2 | 20.7 |
| Absolute minimum temperature (°C) | 17.3 | 21.8 | 21.1 | 22.6 | 23.0 | 22.1 | 21.4 | 21.5 | 21.7 | 22.3 | 22.0 | 16.9 |
| 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 | 11.8 | 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) | 9.6 | 9.9 | 9.3 | 8.5 | 7.3 | 6.3 | 7.3 | 5.7 | 6.4 | 7.7 | 8.7 | 9.8 |
| Precipitation (mm) | 1 | 0 | 21 | 123 | 348 | 319 | 568 | 558 | 359 | 449 | 126 | 2 |
| Sunny days | 28 | 26 | 17 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 24 |
| Rainy days | 3 | 2 | 14 | 20 | 30 | 30 | 31 | 31 | 30 | 31 | 26 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mandonko is at