Great Exuma weather in September 2025

Expect 31°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Great Exuma in September. Check more long-term weather averages for Great Exuma in September before you book your next holiday to Bahamas in 2025/2026.

  • 31°C maximum daytime temperature in September in Great Exuma31
    31°C max day temperature
  • 7 hours of sunshine per day
  • 19 days with some rainfall in September in Great Exuma19
    19 days with some rainfall
  • 24°C minimum night-time temperature in September in Great Exuma24
    24°C min night temperature
  • 12 hours of daylight per day in September in Great Exuma12
    12 hours of daylight per day
  • Very high heat & humidity in September in Great ExumaVH
    Very High heat & humidity
  • 120 mm monthly rainfall in September in Great Exuma120
    120 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in September in Great Exuma11
    11 (Extreme) UV index
  • 29°C sea temperature in September in Great Exuma29
    29°C sea temperature

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The September weather guide for Bahamas (Great Exuma) 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 Great Exuma in September?

Daytime temperatures usually reach 31°C in Great Exuma in September with very high heat and humidity, falling to 24°C at night.

How sunny is it in Great Exuma in September?

There are normally 7 hours of bright sunshine each day in Great Exuma in September - that's 55% of daylight hours.

How warm is the sea around Great Exuma in September?

The average sea temperature around Great Exuma in September is 29°C.

Does it rain in Great Exuma in September?

There are usually 19 days with some rain in Great Exuma in September and the average monthly rainfall is 120mm.

What is the chance of a hurricane in Great Exuma in September?

On average less than 1 day in September in Great Exuma is likely to be affected by the passage of one or more tropical storms.

Great Exuma September sunrise & sunset times

Browse the sunrise and sunset times for Great Exuma in September 2025. Select a month to view Great Exuma sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:45 18:20
Monday, 15th September 2025 05:50 18:06
Tuesday, 30th September 2025 05:55 17:51

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