Cotonou Weather Averages
Climate averages for Cotonou based on 10 years of historical data.
Annual avg temp
27.4°C
Annual avg high
29.6°C
Annual avg low
25.9°C
Record high
34°C
Record low
22°C
Annual rainfall
1291 mm
Rainy days
196
Sunshine
1.5h/day
Luftfuktighet
78%
Average Cotonou temperatures by month
Avg high
Avg low
Average rainfall in Cotonou by month
Rainfall (mm)
Sunshine hours in Cotonou by month
Sunshine (h/day)
Humidity in Cotonou by month
Average humidity
Sea temperature in Cotonou by month
Sea temp
Month-by-month averages
| Month | Avg High | Avg Low | Rainfall | Sunshine | Sea Temp |
|---|---|---|---|---|---|
| Vær i januar | 31°C | 26°C | 19 mm | 4.2h | 28.6°C |
| Vær i februar | 31°C | 27°C | 34 mm | 2.2h | 28.6°C |
| Vær i mars | 31°C | 27°C | 78 mm | 1.1h | 29.3°C |
| Vær i april | 31°C | 27°C | 76 mm | 1.1h | 29.9°C |
| Vær i mai | 30°C | 27°C | 155 mm | 0.8h | 30.1°C |
| Vær i juni | 28°C | 26°C | 273 mm | 0.7h | 28.9°C |
| Vær i juli | 27°C | 25°C | 142 mm | 0.7h | 27.2°C |
| Vær i august | 27°C | 24°C | 102 mm | 0.9h | 26.0°C |
| Vær i september | 27°C | 25°C | 157 mm | 0.7h | 26.8°C |
| Vær i oktober | 29°C | 26°C | 179 mm | 0.6h | 28.3°C |
| Vær i november | 30°C | 27°C | 58 mm | 0.8h | 29.3°C |
| Vær i desember | 31°C | 26°C | 19 mm | 3.9h | 28.9°C |