Comoros weather in September 2025

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

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

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How hot is it in Comoros in September?

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

How sunny is it in Comoros in September?

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

How warm is the sea around Comoros in September?

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

Does it rain in Comoros in September?

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

Comoros September sunrise & sunset times

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

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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