Average annual temperature is 27.0 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: 15.4 °C
Number of sunny days: 220 days
Number of rainy days: 145 days
Look at detailed online map of Dèrassi
* Weather data for Dèrassi 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) | 36.0 | 37.8 | 39.2 | 39.5 | 38.8 | 36.1 | 34.2 | 32.9 | 34.5 | 36.6 | 36.3 | 34.4 |
| Average daytime temperature (°C) | 32.5 | 35.2 | 36.8 | 37.2 | 35.8 | 32.4 | 31.2 | 29.7 | 31.1 | 33.6 | 34.6 | 32.7 |
| Average temperature (°C) | 24.8 | 27.6 | 29.5 | 30.2 | 29.3 | 26.7 | 26.0 | 24.9 | 25.6 | 27.2 | 27.6 | 25.2 |
| Average night temperature (°C) | 18.3 | 20.8 | 23.3 | 24.5 | 24.4 | 22.9 | 22.5 | 21.8 | 21.9 | 22.4 | 22.1 | 19.2 |
| Absolute minimum temperature (°C) | 15.4 | 17.8 | 20.9 | 22.0 | 22.8 | 21.6 | 21.6 | 20.9 | 20.8 | 20.9 | 20.8 | 16.5 |
| 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 | 12.4 | 12.6 | 12.7 | 12.7 | 12.4 | 12.2 | 11.9 | 11.7 | 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 | 9.9 | 9.4 | 9.6 | 9.9 | 8.8 | 8.9 | 7.5 | 8.3 | 9.8 | 10.6 | 10.6 |
| Precipitation (mm) | 0 | 0 | 14 | 31 | 53 | 110 | 119 | 223 | 123 | 40 | 5 | 0 |
| Sunny days | 31 | 28 | 26 | 25 | 17 | 3 | 3 | 2 | 5 | 21 | 28 | 31 |
| Rainy days | 0 | 0 | 5 | 5 | 14 | 27 | 28 | 29 | 25 | 10 | 2 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dèrassi is at