Moroni, Grande Comore weather in September 2025

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°C maximum daytime temperature in September in Moroni, Grande Comore25
    25°C max day temperature
  • 10 hours of sunshine per day
  • 4 days with some rainfall in September in Moroni, Grande Comore4
    4 days with some rainfall
  • 17°C minimum night-time temperature in September in Moroni, Grande Comore17
    17°C min night temperature
  • 12 hours of daylight per day in September in Moroni, Grande Comore12
    12 hours of daylight per day
  • Low heat & humidity in September in Moroni, Grande ComoreL
    Low heat & humidity
  • 70 mm monthly rainfall in September in Moroni, Grande Comore70
    70 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Moroni, Grande Comore11
    11+ (Extreme) UV index
  • 26°C sea temperature in September in Moroni, Grande Comore26
    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)

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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.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:10 18:04
Monday, 15th September 2025 06:01 18:03
Tuesday, 30th September 2025 05:51 18:03

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