Average annual temperature is 25.1 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: 16.1 °C
Number of sunny days: 102 days
Number of rainy days: 263 days
Look at detailed online map of Deyaw
* Weather data for Deyaw 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) | 35.0 | 35.4 | 36.7 | 34.4 | 33.5 | 31.9 | 30.8 | 31.0 | 30.9 | 30.6 | 31.6 | 33.7 |
| Average daytime temperature (°C) | 32.8 | 33.7 | 32.5 | 32.2 | 30.6 | 28.6 | 28.7 | 28.0 | 28.6 | 29.0 | 29.5 | 31.5 |
| Average temperature (°C) | 25.5 | 27.1 | 26.3 | 26.4 | 25.6 | 24.3 | 24.1 | 23.9 | 24.1 | 24.5 | 24.9 | 25.1 |
| Average night temperature (°C) | 19.2 | 21.6 | 21.9 | 23.0 | 22.7 | 22.0 | 21.7 | 21.7 | 21.9 | 21.9 | 21.7 | 19.5 |
| Absolute minimum temperature (°C) | 16.1 | 19.6 | 19.4 | 21.6 | 21.5 | 21.2 | 20.7 | 20.9 | 21.1 | 21.4 | 20.2 | 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 | 12.6 | 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) | 9.9 | 9.9 | 8.7 | 8.8 | 7.7 | 6.5 | 7.2 | 5.7 | 7.5 | 8.3 | 8.7 | 10.3 |
| Precipitation (mm) | 29 | 0 | 76 | 194 | 302 | 306 | 337 | 487 | 270 | 316 | 118 | 2 |
| Sunny days | 27 | 26 | 13 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 27 |
| Rainy days | 4 | 2 | 18 | 27 | 30 | 30 | 31 | 31 | 30 | 31 | 25 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Deyaw is at