Average annual temperature is 26.3 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: 14.6 °C
Number of sunny days: 203 days
Number of rainy days: 162 days
Look at detailed online map of Dérou
* Weather data for Dérou Benin is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.2 | 36.7 | 38.4 | 37.8 | 37.1 | 33.9 | 33.2 | 33.0 | 35.5 | 36.5 | 36.6 | 35.2 |
| Average daytime temperature (°C) | 31.9 | 34.1 | 35.9 | 36.1 | 34.9 | 31.7 | 31.1 | 29.7 | 31.2 | 33.7 | 35.1 | 33.0 |
| Average temperature (°C) | 23.8 | 26.1 | 28.3 | 29.1 | 28.2 | 26.1 | 25.5 | 24.5 | 25.2 | 26.8 | 27.7 | 24.7 |
| Average night temperature (°C) | 17.4 | 19.3 | 22.4 | 24.0 | 23.8 | 22.5 | 22.1 | 21.7 | 21.5 | 21.9 | 21.5 | 18.2 |
| Absolute minimum temperature (°C) | 14.6 | 16.3 | 18.4 | 22.1 | 22.3 | 21.0 | 21.3 | 20.8 | 20.6 | 19.5 | 19.4 | 15.4 |
| 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 | 12.4 | 12.6 | 12.7 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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) | 10.1 | 10.1 | 9.1 | 9.3 | 9.4 | 8.8 | 8.8 | 6.9 | 8.2 | 9.9 | 10.5 | 10.4 |
| Precipitation (mm) | 0 | 0 | 35 | 40 | 82 | 129 | 165 | 285 | 114 | 33 | 3 | 0 |
| Sunny days | 31 | 28 | 25 | 22 | 10 | 3 | 4 | 1 | 3 | 19 | 26 | 31 |
| Rainy days | 0 | 0 | 6 | 8 | 21 | 27 | 27 | 30 | 27 | 12 | 4 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dérou is at