Average annual temperature is 25.8 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: 16.7 °C
Number of sunny days: 90 days
Number of rainy days: 275 days
Look at detailed online map of Bongo
* Weather data for Bongo 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) | 36.2 | 36.4 | 37.4 | 34.9 | 34.3 | 32.0 | 31.4 | 31.7 | 31.5 | 31.4 | 32.8 | 34.5 |
| Average daytime temperature (°C) | 33.7 | 34.6 | 33.1 | 32.5 | 31.5 | 29.5 | 29.4 | 28.9 | 29.4 | 29.8 | 30.4 | 32.2 |
| Average temperature (°C) | 26.0 | 28.2 | 27.1 | 27.0 | 26.4 | 25.1 | 24.8 | 24.6 | 24.8 | 25.2 | 25.6 | 25.5 |
| Average night temperature (°C) | 19.6 | 22.8 | 22.9 | 23.7 | 23.5 | 22.8 | 22.4 | 22.5 | 22.6 | 22.7 | 22.5 | 19.9 |
| Absolute minimum temperature (°C) | 16.7 | 21.1 | 20.9 | 22.3 | 22.3 | 22.1 | 20.8 | 21.3 | 21.8 | 22.0 | 20.9 | 16.8 |
| 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 | 12.5 | 12.4 | 12.2 | 11.9 | 11.7 | 11.7 |
| 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) | 9.9 | 9.9 | 8.6 | 8.8 | 7.7 | 6.9 | 7.2 | 5.8 | 7.6 | 7.9 | 8.6 | 10.0 |
| Precipitation (mm) | 25 | 1 | 93 | 242 | 312 | 250 | 336 | 465 | 355 | 328 | 141 | 1 |
| Sunny days | 25 | 24 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 25 |
| Rainy days | 6 | 4 | 18 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 27 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bongo is at