Moroni, Grande Comore weather in September 2025

Q: How hot is it in Moroni, Grande Comore in September?

Daytime temperatures usually reach 25°C in Moroni, Grande Comore in September with low heat and humidity, falling to 17°C at night.

Q: How sunny is it in Moroni, Grande Comore in September?

There are normally 10 hours of bright sunshine each day in Moroni, Grande Comore in September - that's 81% of daylight hours.

Q: How warm is the sea around Moroni, Grande Comore in September?

The average sea temperature around Moroni, Grande Comore in September is 26°C.

Q: Does it rain in Moroni, Grande Comore in September?

There are usually 4 days with some rain in Moroni, Grande Comore in September and the average monthly rainfall is 70mm.

Expect 25°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Moroni, Grande Comore in September. Check more long-term weather averages for Moroni, Grande Comore in September before you book your next holiday to Comoros in 2025/2026.

25
25°C max day temperature
10
10 hours of sunshine per day
4
4 days with some rainfall
17
17°C min night temperature
12
12 hours of daylight per day
L
Low heat & humidity
70
70 mm of monthly rainfall
11
11+ (Extreme) UV index
26
26°C sea temperature

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The September weather guide for Comoros, represented by Moroni, Grande Comore, (Moroni, Grande Comore) 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 / mm) | Imperial (°F / inches)

How hot is it in Moroni, Grande Comore in September?

Daytime temperatures usually reach 25°C in Moroni, Grande Comore in September with low heat and humidity, falling to 17°C at night.

How sunny is it in Moroni, Grande Comore in September?

There are normally 10 hours of bright sunshine each day in Moroni, Grande Comore in September - that's 81% of daylight hours.

How warm is the sea around Moroni, Grande Comore in September?

The average sea temperature around Moroni, Grande Comore in September is 26°C.

Does it rain in Moroni, Grande Comore in September?

There are usually 4 days with some rain in Moroni, Grande Comore in September and the average monthly rainfall is 70mm.

Moroni, Grande Comore September sunrise & sunset times

Browse the sunrise and sunset times for Moroni, Grande Comore in September 2025. Select a month to view Moroni, Grande Comore sunrise and sunset times for the next 12 months.

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