Long Bay weather in September 2025

Q: How hot is it in Long Bay in September?

Daytime temperatures usually reach 31°C in Long Bay in September with very high heat and humidity, falling to 25°C at night.

Q: How sunny is it in Long Bay in September?

There are normally 7 hours of bright sunshine each day in Long Bay in September - that's 61% of daylight hours.

Q: How warm is the sea around Long Bay in September?

The average sea temperature around Long Bay in September is 29°C.

Q: Does it rain in Long Bay in September?

There are usually 16 days with some rain in Long Bay in September and the average monthly rainfall is 140mm.

Q: What is the chance of a cyclone in Long Bay in September?

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

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

31
31°C max day temperature
7
7 hours of sunshine per day
16
16 days with some rainfall
25
25°C min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
140
140 mm of monthly rainfall
11
11+ (Extreme) UV index
29
29°C sea temperature

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The September weather guide for Antigua (Long Bay) 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)

More about Antigua

How hot is it in Long Bay in September?

Daytime temperatures usually reach 31°C in Long Bay in September with very high heat and humidity, falling to 25°C at night.

How sunny is it in Long Bay in September?

There are normally 7 hours of bright sunshine each day in Long Bay in September - that's 61% of daylight hours.

How warm is the sea around Long Bay in September?

The average sea temperature around Long Bay in September is 29°C.

Does it rain in Long Bay in September?

There are usually 16 days with some rain in Long Bay in September and the average monthly rainfall is 140mm.

What is the chance of a hurricane in Long Bay in September?

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

Long Bay September sunrise & sunset times

Browse the sunrise and sunset times for Long Bay in September 2025. Select a month to view Long Bay 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	05:53	18:20
Monday, 15th September 2025	05:55	18:08
Tuesday, 30th September 2025	05:57	17:56

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Antigua - quick facts
Flight time^✝	9 hours
Time difference	UK -4 hours
Language(s)	English
Currency	Eastern Caribbean Dollar
Electricity	A + B plug (230V)
Driving side	Left
Why visit?	Beaches Nature Nightlife
Tourist info	Antigua Barbuda Tourism Authority