Marsh Harbour weather in September 2025

Q: How hot is it in Marsh Harbour in September?

Daytime temperatures usually reach 30°C in Marsh Harbour in September with high heat and humidity, falling to 24°C at night.

Q: How sunny is it in Marsh Harbour in September?

There are normally 7 hours of bright sunshine each day in Marsh Harbour in September - that's 59% of daylight hours.

Q: How warm is the sea around Marsh Harbour in September?

The average sea temperature around Marsh Harbour in September is 29°C.

Q: Does it rain in Marsh Harbour in September?

There are usually 21 days with some rain in Marsh Harbour in September and the average monthly rainfall is 148mm.

Q: What is the chance of a cyclone in Marsh Harbour in September?

On average 1.3 days in September in Marsh Harbour are likely to be affected by the passage of one or more tropical storms.

Expect daytime maximum temperatures of 86°F in Marsh Harbour, Bahamas in September and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 21 days with some rainfall and typically 5.8 inches of rainfall in the month.

86
86°F max day temperature
7
7 hours of sunshine per day
21
21 days with some rainfall
75
75°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
5.8
5.8 inches of monthly rainfall
10
10 (Very High) UV index
84
84°F sea temperature

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The September weather guide for Bahamas (Marsh Harbour) 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) | Imperial (°F)

How hot is it in Marsh Harbour in September?

Daytime temperatures usually reach 86°F in Marsh Harbour in September with high heat and humidity, falling to 75°F at night.

How sunny is it in Marsh Harbour in September?

There are normally 7 hours of bright sunshine each day in Marsh Harbour in September - that's 59% of daylight hours.

How warm is the sea around Marsh Harbour in September?

The average sea temperature around Marsh Harbour in September is 84°F.

Does it rain in Marsh Harbour in September?

There are usually 21 days with some rain in Marsh Harbour in September and the average monthly rainfall is 5.8 inches.

What is the chance of a hurricane in Marsh Harbour in September?

On average 1.3 days in September in Marsh Harbour are likely to be affected by the passage of one or more tropical storms.

Marsh Harbour September sunrise & sunset times

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Monday, 1st September 2025	05:48	18:28
Monday, 15th September 2025	05:54	18:12
Tuesday, 30th September 2025	06:00	17:55

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Bahamas - quick facts
Flight time^✝	9.5 hours
Time difference	UK -5 hours
Language(s)	English
Currency	Bahamian Dollar
Electricity	A + B plug (120V)
Driving side	Left
Why visit?	Beaches Nature Nightlife
Tourist info	Bahamas Ministry of Tourism