South Beach weather in September 2025

Q: How hot is it in South Beach in September?

Daytime temperatures usually reach 32°C in South Beach in September with very high heat and humidity, falling to 23°C at night.

Q: How sunny is it in South Beach in September?

There are normally 8 hours of bright sunshine each day in South Beach in September - that's 65% of daylight hours.

Q: How warm is the sea around South Beach in September?

The average sea temperature around South Beach in September is 28°C.

Q: Does it rain in South Beach in September?

There are usually 15 days with some rain in South Beach in September and the average monthly rainfall is 184mm.

Q: What is the chance of a cyclone in South Beach in September?

On average 1.2 days in September in South Beach are likely to be affected by the passage of one or more tropical storms.

Expect 90°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in South Beach in September. Check more long-term weather averages for South Beach in September before you book your next holiday to Florida in 2025/2026.

90
90°F max day temperature
8
8 hours of sunshine per day
15
15 days with some rainfall
73
73°F min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
7.2
7.2 inches of monthly rainfall
10
10 (Very High) UV index
82
82°F sea temperature

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The September weather guide for Florida (South Beach) 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)

More about Florida

How hot is it in South Beach in September?

Daytime temperatures usually reach 90°F in South Beach in September with very high heat and humidity, falling to 73°F at night.

How sunny is it in South Beach in September?

There are normally 8 hours of bright sunshine each day in South Beach in September - that's 65% of daylight hours.

How warm is the sea around South Beach in September?

The average sea temperature around South Beach in September is 82°F.

Does it rain in South Beach in September?

There are usually 15 days with some rain in South Beach in September and the average monthly rainfall is 7.2 inches.

What is the chance of a hurricane in South Beach in September?

On average 1.2 days in September in South Beach are likely to be affected by the passage of one or more tropical storms.

South Beach September sunrise & sunset times

Browse the sunrise and sunset times for South Beach in September 2025. Select a month to view South Beach 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	06:00	18:42
Monday, 15th September 2025	06:07	18:26
Tuesday, 30th September 2025	06:14	18:08

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Florida - quick facts
Flight time^✝	9.5 hours
Time difference	UK -5 to -6 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Beaches Culture Nature Nightlife
Tourist info	Visit Florida