Weather in Cotonou

• All Year
• Spring
• Summer
• Autumn
• Winter

Yearly weather

Calculations are based on the last 8 years of historical weather data.

Temperatures

• The monthly temperatures in Cotonou are consistently warm, ranging from 23.9°C to 30.9°C

• The minimum temperatures fluctuate between 23.9°C and 27.5°C, while the maximum temperatures vary from 26.6°C to 30.9°C

• July and August have the lowest temperatures, but all months are within a comfortable range, with some months experiencing temperatures slightly above 30°C, which may cause discomfort.

Conditions

• Cotonou experiences a significant decrease in sunshine hours from January to July, reaching a low of 0.6 hours, before gradually increasing again towards the end of the year

• Precipitation is minimal in January and February, but rises substantially from March to June, peaking at 11.56mm in June

• The wet season extends from May to October, with relatively high precipitation levels, while November and December see a return to drier conditions

• This creates a clear distinction between the dry and wet seasons in Cotonou.

Astronomy

• In Cotonou, the sunrise times vary from 6:34 AM in May to 7:06 AM in February, indicating a relatively consistent sunrise throughout the year.

• Sunset times range from 6:30 PM in November to 7:09 PM in July.

• The shortest day in December is 11 hours and 45 minutes, while the longest day in June stretches to 12 hours and 29 minutes, showing a modest difference in daylight duration.