Average monthly water temperature in Cotonou, Benin
On this page you find the mean water temperature over the year in Cotonou (), Benin. Dive into the water temperature trends, highlighting the best times for swimming and other activities.
In Cotonou, water temperatures are consistently warm throughout the year. The warmest month is April, with an average water temperature of 29°C (84°F).
The coolest month is August, with an average temperature of 24°C (75°F). This makes Cotonou a year-round destination for swimming and other water-based activities.
Cotonou Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Cotonou - and find the best time to visit.
Cotonou 3-Day Forecast
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Cotonou climate overview or explore weather in Benin.
Popular in September
Where to go in September - average daytime high across popular destinations.
Dassa-Zoumé
31°C (88°F) Abomey30°C (86°F) Allada30°C (86°F) Ganvié29°C (84°F) Abomey-Calavi29°C (84°F) Ouidah
29°C (84°F) Cococodji28°C (82°F) Cotonou28°C (82°F) 
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