Average annual temperature is 28.5 °C
Absolute maximum temperature: 41.2 °C
Absolute minimum temperature: 15.6 °C
Number of sunny days: 230 days
Number of rainy days: 135 days
Look at detailed online map of Gouadouménou
* Weather data for Gouadouménou 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) | 37.4 | 39.3 | 41.2 | 41.1 | 40.2 | 36.4 | 35.0 | 32.4 | 33.8 | 35.9 | 36.7 | 36.4 |
| Average daytime temperature (°C) | 33.8 | 36.7 | 38.8 | 39.3 | 37.4 | 32.9 | 32.2 | 29.5 | 31.0 | 33.8 | 35.7 | 34.0 |
| Average temperature (°C) | 25.9 | 28.9 | 31.9 | 32.8 | 31.6 | 28.3 | 27.5 | 25.6 | 26.7 | 28.1 | 29.0 | 26.1 |
| Average night temperature (°C) | 18.8 | 21.8 | 25.4 | 26.9 | 26.7 | 24.5 | 24.0 | 22.9 | 23.2 | 23.3 | 22.8 | 19.0 |
| Absolute minimum temperature (°C) | 15.6 | 18.6 | 21.7 | 22.9 | 24.5 | 23.1 | 22.6 | 22.1 | 21.9 | 21.1 | 20.6 | 16.3 |
| 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 | 12.8 | 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 | 10.2 | 9.4 | 9.9 | 9.8 | 9.8 | 9.0 | 7.5 | 8.4 | 10.4 | 10.8 | 10.5 |
| Precipitation (mm) | 0 | 0 | 2 | 8 | 39 | 105 | 142 | 271 | 127 | 17 | 4 | 0 |
| Sunny days | 31 | 28 | 27 | 26 | 15 | 6 | 5 | 3 | 12 | 20 | 26 | 31 |
| Rainy days | 0 | 0 | 4 | 4 | 16 | 24 | 26 | 28 | 18 | 11 | 4 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Gouadouménou is at