Average annual temperature is 26.3 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: 18.0 °C
Number of sunny days: 118 days
Number of rainy days: 247 days
Look at detailed online map of Nonko
* Weather data for Nonko 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) | 37.8 | 38.7 | 38.8 | 37.4 | 36.3 | 32.5 | 32.7 | 33.2 | 32.0 | 33.0 | 33.6 | 35.9 |
| Average daytime temperature (°C) | 36.0 | 36.4 | 35.0 | 34.9 | 32.8 | 30.1 | 29.9 | 28.8 | 29.8 | 30.5 | 31.6 | 33.5 |
| Average temperature (°C) | 27.1 | 27.9 | 27.5 | 28.0 | 27.2 | 25.3 | 25.0 | 24.7 | 25.1 | 25.5 | 26.3 | 26.3 |
| Average night temperature (°C) | 21.0 | 22.7 | 23.1 | 24.0 | 24.3 | 23.1 | 22.6 | 22.7 | 22.8 | 23.0 | 23.1 | 21.2 |
| Absolute minimum temperature (°C) | 18.0 | 21.7 | 21.1 | 22.7 | 22.9 | 21.9 | 21.6 | 22.0 | 21.9 | 21.8 | 22.3 | 18.0 |
| 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) | 9.8 | 9.9 | 9.5 | 8.9 | 7.4 | 6.3 | 7.4 | 5.6 | 6.2 | 7.2 | 8.5 | 9.8 |
| Precipitation (mm) | 1 | 0 | 9 | 85 | 295 | 424 | 485 | 720 | 445 | 413 | 126 | 5 |
| Sunny days | 28 | 26 | 19 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 25 |
| Rainy days | 3 | 2 | 12 | 18 | 31 | 30 | 31 | 31 | 30 | 31 | 22 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nonko is at