Miami Beach weather in August 2025

Q: How hot is it in Miami Beach in August?

Daytime temperatures usually reach 32°C in Miami Beach in August with very high heat and humidity, falling to 25°C at night.

Q: How sunny is it in Miami Beach in August?

There are normally 9 hours of bright sunshine each day in Miami Beach in August - that's 71% of daylight hours.

Q: How warm is the sea around Miami Beach in August?

The average sea temperature around Miami Beach in August is 30°C.

Q: Does it rain in Miami Beach in August?

There are usually 18 days with some rain in Miami Beach in August and the average monthly rainfall is 157mm.

Q: What is the chance of a cyclone in Miami Beach in August?

On average 1.1 days in August in Miami 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 9 hours of sunshine per day in Miami Beach in August. Check more long-term weather averages for Miami Beach in August before you book your next holiday to Florida in 2025/2026.

90
90°F max day temperature
9
9 hours of sunshine per day
18
18 days with some rainfall
77
77°F min night temperature
13
13 hours of daylight per day
VH
Very High heat & humidity
6.2
6.2 inches of monthly rainfall
11
11 (Extreme) UV index
86
86°F sea temperature

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The August weather guide for Florida (Miami 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 Miami Beach in August?

Daytime temperatures usually reach 90°F in Miami Beach in August with very high heat and humidity, falling to 77°F at night.

How sunny is it in Miami Beach in August?

There are normally 9 hours of bright sunshine each day in Miami Beach in August - that's 71% of daylight hours.

How warm is the sea around Miami Beach in August?

The average sea temperature around Miami Beach in August is 86°F.

Does it rain in Miami Beach in August?

There are usually 18 days with some rain in Miami Beach in August and the average monthly rainfall is 6.2 inches.

What is the chance of a hurricane in Miami Beach in August?

On average 1.1 days in August in Miami Beach are likely to be affected by the passage of one or more tropical storms.

Miami Beach August sunrise & sunset times

Browse the sunrise and sunset times for Miami Beach in August 2025. Select a month to view Miami 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
Friday, 1st August 2025	05:47	19:06
Saturday, 16th August 2025	05:54	18:55
Sunday, 31st August 2025	06:01	18:40

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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