Weather in Cotonou in September
Cotonou, Benin averages a high of 26.9°C (80.4°F) and low of 24.2°C (75.6°F) in September, with 21 rain days and 9 hours of daily sunshine. Travel score: 64.5/100 (Good). The best time to visit Cotonou is January.
High
27°C80°F
Low
24°C76°F
🌧️
21
rain days
☀️
9
hrs/day sunshine
💧
86%
humidity
65— Good
September in Cotonou is warm and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Cotonou?
How much does it rain in Cotonou in September?
Cotonou receives an average of 131.1mm of rainfall across 21 rainy days in September. The annual total is 1192.8mm.
What should I pack for Cotonou in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 27°C
🧥
Waterproof jacket
Frequent rain expected (21 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Benin in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31