Weather in Cotonou in September
In an average September, Cotonou sees a daily high around 26°C and a low around 25°C, based on 1980–2026 of local climate records.
| Average high | 26°C |
|---|---|
| Typical high range | 25°C to 26°C |
| Average low | 25°C |
| Typical low range | 24°C to 25°C |
| Average daily precipitation | 5 mm |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
27°C
2023-09-25
Lowest
24°C
1989-09-05
Low
Highest
27°C
2023-09-26
Lowest
23°C
1989-09-19
Feels-like
Highest
31°C
2023-09-30
Lowest
24°C
1989-09-05
Humidity
Highest
22.0 g/m³
2023-09-28
Lowest
18.7 g/m³
1984-09-07
Wind
Highest
37 km/h
2007-09-04
Lowest
14 km/h
2007-09-23
Gust
Highest
52 km/h
1981-09-08
Lowest
22 km/h
1987-09-23
Precip
Wettest
382 mm
1988
Driest
31 mm
1982
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