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Cotonou weather in September 2021
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- 2929°C max day temperature
- 1111 days with some rainfall
- 2323°C min night temperature
- 1212 hours of daylight per day
- MModerate heat & humidity
- 112112 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2626°C sea temperature
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The September weather guide for Cotonou, Benin shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
How hot is it in Cotonou in September?
Daytime temperatures usually reach 29°C in Cotonou in September with moderate heat and humidity, falling to 23°C at night.
How sunny is it in Cotonou in September?
There are normally 5 hours of bright sunshine each day in Cotonou in September - that's 42% of daylight hours.
How warm is the sea around Cotonou in September?
The average sea temperature around Cotonou in September is 26°C.
Does it rain in Cotonou in September?
There are usually 11 days with some rain in Cotonou in September and the average monthly rainfall is 112mm.
Metric (°C / mm) | Imperial (°F / inches)
Cotonou sunrise & sunset times for September 2021
Browse the sunrise and sunset times for Cotonou in September 2021. Select a month to view Cotonou sunrise & sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Wednesday, 1st September 2021||06:43||18:57|
|Wednesday, 15th September 2021||06:41||18:50|
|Thursday, 30th September 2021||06:38||18:42|
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