Cotonou Weather in March

What's the weather like in Cotonou (Littoral) in March 2025?

The climate in Cotonou during March can be summarized as very hot, humid and a little damp.

March is in the spring in Cotonou and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 25°C (78°F) is normal.

Cotonou weather averages (imperial / metric)
Daytime temperature 32.3°C 90.1°F
Nightly temperature 25.3°C 77.5°F
Average temperature 28.8°C 83.8°F
Daily sunshine 7.3 hrs
Avg rainfall 83 mm 3.3 ins
Rainy days 6 days
Sea temperature 28.8°C 83.9°F
Humidity 78%
Windspeed 14.4kph 9 mph

On average March is the 6th driest month of the year in Cotonou with around 83mm 3.3 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.3 hours of sunshine per day.

March temperatures in Cotonou

Cotonou average temperature in March

March rainfall

Cotonou average rain in March

March hourly sunshine

Cotonou average rain in March

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Cotonou in March 2024.

Other monthly averages

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UV index Best time to go?

Cotonou weather stats

Cotonou weather statistics
Hottest month: March 32.1°C 89.8°F
Driest month: January 14mm 0.6ins
Sunniest month: November 8.3hrs
Coldest month: July 27.9°C 82.2°F
Wettest month: June 321mm 12.6ins
Map showing location of Cotonou (6.36536, 2.41833) Cotonou map pin © Google

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