Cat Island weather in September 2025

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

  • 31°C maximum daytime temperature in September in Cat Island31
    31°C max day temperature
  • 7 hours of sunshine per day
  • 20 days with some rainfall in September in Cat Island20
    20 days with some rainfall
  • 24°C minimum night-time temperature in September in Cat Island24
    24°C min night temperature
  • 12 hours of daylight per day in September in Cat Island12
    12 hours of daylight per day
  • Very high heat & humidity in September in Cat IslandVH
    Very High heat & humidity
  • 118 mm monthly rainfall in September in Cat Island118
    118 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in September in Cat Island10
    10 (Very High) UV index
  • 29°C sea temperature in September in Cat Island29
    29°C sea temperature

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The September weather guide for Bahamas (Cat Island) 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 Cat Island in September?

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

How sunny is it in Cat Island in September?

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

How warm is the sea around Cat Island in September?

The average sea temperature around Cat Island in September is 29°C.

Does it rain in Cat Island in September?

There are usually 20 days with some rain in Cat Island in September and the average monthly rainfall is 118mm.

What is the chance of a hurricane in Cat Island in September?

On average 1 day in September in Cat Island is likely to be affected by the passage of one or more tropical storms.

Cat Island September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:44 18:21
Monday, 15th September 2025 05:49 18:06
Tuesday, 30th September 2025 05:54 17:50

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