Average annual temperature is 26.3 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 19.5 °C
Number of sunny days: 75 days
Number of rainy days: 290 days
Look at detailed online map of Dessa
* Weather data for Dessa 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) | 35.7 | 37.5 | 36.2 | 36.0 | 33.9 | 33.5 | 32.0 | 30.7 | 33.0 | 33.2 | 33.8 | 35.9 |
| Average daytime temperature (°C) | 33.9 | 34.9 | 33.5 | 33.0 | 32.3 | 29.7 | 29.5 | 29.0 | 29.6 | 31.0 | 32.2 | 33.9 |
| Average temperature (°C) | 26.8 | 27.7 | 27.5 | 27.4 | 27.0 | 25.1 | 24.8 | 24.9 | 24.9 | 25.8 | 26.5 | 27.0 |
| Average night temperature (°C) | 22.8 | 23.7 | 23.9 | 24.2 | 24.0 | 22.8 | 22.5 | 22.5 | 22.6 | 23.1 | 23.5 | 22.7 |
| Absolute minimum temperature (°C) | 19.5 | 21.5 | 22.3 | 23.1 | 23.1 | 21.5 | 22.0 | 21.5 | 21.3 | 21.6 | 22.4 | 20.6 |
| 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) | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 | 12.5 | 12.3 | 12.2 | 12.0 | 11.8 | 11.7 |
| 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) | 9.3 | 9.8 | 8.8 | 8.5 | 8.9 | 7.2 | 8.3 | 8.0 | 7.5 | 8.6 | 9.6 | 10.0 |
| Precipitation (mm) | 23 | 25 | 76 | 81 | 126 | 218 | 215 | 145 | 238 | 151 | 68 | 6 |
| Sunny days | 19 | 13 | 4 | 2 | 0 | 2 | 0 | 0 | 2 | 0 | 8 | 25 |
| Rainy days | 12 | 15 | 27 | 28 | 31 | 28 | 31 | 31 | 28 | 31 | 22 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dessa is at