Average annual temperature is 28.2 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: 18.5 °C
Number of sunny days: 204 days
Number of rainy days: 161 days
Look at detailed online map of Dewen
* Weather data for Dewen Nigeria is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 38.6 | 40.2 | 41.1 | 41.1 | 38.5 | 33.2 | 33.2 | 31.5 | 32.7 | 36.3 | 37.2 | 37.0 |
| Average daytime temperature (°C) | 34.6 | 36.9 | 38.1 | 37.4 | 35.2 | 30.2 | 30.6 | 28.7 | 30.0 | 32.1 | 34.7 | 34.7 |
| Average temperature (°C) | 28.0 | 30.1 | 31.7 | 31.4 | 30.0 | 26.1 | 26.5 | 25.2 | 25.8 | 27.2 | 28.9 | 28.0 |
| Average night temperature (°C) | 22.2 | 24.1 | 25.9 | 26.2 | 25.7 | 22.9 | 23.2 | 22.5 | 22.4 | 23.1 | 23.4 | 22.0 |
| Absolute minimum temperature (°C) | 19.0 | 19.1 | 23.6 | 22.5 | 23.0 | 21.6 | 22.1 | 20.9 | 20.9 | 20.1 | 21.0 | 18.5 |
| 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) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 12.7 | 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) | 10.7 | 11.0 | 9.6 | 9.7 | 10.0 | 8.7 | 9.0 | 7.8 | 9.0 | 9.9 | 9.9 | 10.3 |
| Precipitation (mm) | 0 | 0 | 5 | 14 | 73 | 114 | 72 | 147 | 101 | 56 | 15 | 0 |
| Sunny days | 31 | 28 | 28 | 19 | 15 | 5 | 6 | 2 | 1 | 18 | 20 | 31 |
| Rainy days | 0 | 0 | 3 | 11 | 16 | 25 | 25 | 29 | 29 | 13 | 10 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dewen is at