Mayotte weather in September 2025

Q: How hot is it in Mayotte in September?

Daytime temperatures usually reach 26°C in Mamoutsou, Mayotte in September with moderate heat and humidity, falling to 19°C at night.

Q: How sunny is it in Mayotte in September?

There are normally 10 hours of bright sunshine each day in Mamoutsou, Mayotte in September - that's 84% of daylight hours.

Q: How warm is the sea around Mayotte in September?

The average sea temperature around Mamoutsou, Mayotte in September is 26°C.

Q: Does it rain in Mayotte in September?

There are usually 5 days with some rain in Mamoutsou, Mayotte in September and the average monthly rainfall is 30mm.

Expect daytime maximum temperatures of 79°F in Mayotte in September based on long-term weather averages. There are 10 hours of sunshine per day on average.

79
79°F max day temperature
10
10 hours of sunshine per day
5
5 days with some rainfall
66
66°F min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
1.2
1.2 inches of monthly rainfall
11
11+ (Extreme) UV index
79
79°F sea temperature

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The September weather guide for Mayotte, represented by Mamoutsou, (Mamoutsou) 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.

Metric (°C) | Imperial (°F)

How hot is it in Mayotte in September?

Daytime temperatures usually reach 79°F in Mamoutsou, Mayotte in September with moderate heat and humidity, falling to 66°F at night.

How sunny is it in Mayotte in September?

There are normally 10 hours of bright sunshine each day in Mamoutsou, Mayotte in September - that's 84% of daylight hours.

How warm is the sea around Mayotte in September?

The average sea temperature around Mamoutsou, Mayotte in September is 79°F.

Does it rain in Mayotte in September?

There are usually 5 days with some rain in Mamoutsou, Mayotte in September and the average monthly rainfall is 1.2 inches.

Mayotte September sunrise & sunset times

Browse the sunrise and sunset times for Mayotte in September 2025. Select a month to view Mayotte sunrise and sunset times for the next 12 months. The Mayotte sunrise and sunset times shown below are for Mamoutsou.

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