Average annual temperature is 26.4 °C
Absolute maximum temperature: 37.9 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 99 days
Number of rainy days: 266 days
Look at detailed online map of Tongbai
* Weather data for Tongbai 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 | 37.8 | 37.9 | 36.6 | 34.9 | 33.3 | 32.4 | 32.5 | 32.6 | 32.5 | 33.1 | 35.6 |
| Average daytime temperature (°C) | 35.2 | 36.6 | 35.4 | 34.3 | 32.6 | 30.3 | 30.1 | 29.1 | 29.9 | 30.3 | 31.2 | 33.1 |
| Average temperature (°C) | 27.2 | 28.8 | 27.9 | 27.8 | 26.9 | 25.4 | 25.1 | 24.9 | 25.2 | 25.6 | 26.3 | 26.2 |
| Average night temperature (°C) | 20.9 | 22.9 | 23.2 | 23.9 | 23.8 | 23.0 | 22.8 | 22.8 | 22.8 | 23.0 | 23.1 | 20.9 |
| Absolute minimum temperature (°C) | 17.6 | 21.6 | 21.1 | 22.9 | 22.7 | 21.9 | 21.3 | 22.0 | 21.5 | 21.9 | 21.8 | 17.7 |
| 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) | 9.7 | 9.8 | 9.1 | 8.4 | 7.5 | 6.6 | 6.9 | 5.3 | 6.5 | 7.0 | 8.3 | 9.6 |
| Precipitation (mm) | 1 | 1 | 58 | 129 | 359 | 378 | 548 | 567 | 421 | 390 | 137 | 1 |
| Sunny days | 26 | 23 | 15 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 28 |
| Rainy days | 5 | 5 | 16 | 26 | 31 | 30 | 31 | 31 | 30 | 31 | 27 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tongbai is at