Average annual temperature is 25.3 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 14.9 °C
Number of sunny days: 96 days
Number of rainy days: 269 days
Look at detailed online map of Tomandu
* Weather data for Tomandu 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) | 35.6 | 36.0 | 37.1 | 34.5 | 33.8 | 31.3 | 31.2 | 31.0 | 30.8 | 31.4 | 32.9 | 34.2 |
| Average daytime temperature (°C) | 33.3 | 33.6 | 32.7 | 31.9 | 31.0 | 28.9 | 28.9 | 28.3 | 28.9 | 29.3 | 29.9 | 31.9 |
| Average temperature (°C) | 25.2 | 27.3 | 26.6 | 26.4 | 25.9 | 24.5 | 24.3 | 24.1 | 24.4 | 24.7 | 25.1 | 24.8 |
| Average night temperature (°C) | 18.5 | 22.1 | 22.4 | 23.1 | 22.9 | 22.2 | 21.9 | 22.0 | 22.1 | 22.0 | 22.0 | 19.0 |
| Absolute minimum temperature (°C) | 14.9 | 20.5 | 20.0 | 21.6 | 21.5 | 21.6 | 20.6 | 20.7 | 21.2 | 21.1 | 19.7 | 15.5 |
| 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 | 12.6 | 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 | 9.7 | 8.6 | 8.9 | 7.5 | 6.7 | 7.2 | 5.8 | 7.7 | 7.9 | 8.4 | 9.9 |
| Precipitation (mm) | 41 | 1 | 81 | 198 | 286 | 263 | 354 | 476 | 334 | 349 | 125 | 2 |
| Sunny days | 25 | 23 | 14 | 4 | 1 | 0 | 0 | 1 | 0 | 0 | 3 | 25 |
| Rainy days | 6 | 5 | 17 | 26 | 30 | 30 | 31 | 30 | 30 | 31 | 27 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tomandu is at