Florida weather in September 2025

Expect 31°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Florida in September. Check more long-term weather averages for Florida in September before you book your next holiday to Florida in 2025/2026.

  • 31°C maximum daytime temperature in September in Florida (Miami)31
    31°C max day temperature
  • 9 hours of sunshine per day
  • 17 days with some rainfall in September in Florida (Miami)17
    17 days with some rainfall
  • 25°C minimum night-time temperature in September in Florida (Miami)25
    25°C min night temperature
  • 12 hours of daylight per day in September in Florida (Miami)12
    12 hours of daylight per day
  • Very high heat & humidity in September in Florida (Miami)VH
    Very High heat & humidity
  • 178 mm monthly rainfall in September in Florida (Miami)178
    178 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in September in Florida (Miami)10
    10 (Very High) UV index
  • 29°C sea temperature in September in Florida (Miami)29
    29°C sea temperature

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The September weather guide for Florida (Miami) 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.

Top Florida destinations

Below are average maximum temperatures at popular countries, regions and places in Florida in September. Select a holiday destination to see more weather parameters.

All Florida destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Florida

How hot is it in Florida in September?

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

How sunny is it in Florida in September?

There are normally 9 hours of bright sunshine each day in Miami, Florida in September - that's 70% of daylight hours.

How warm is the sea around Florida in September?

The average sea temperature around Miami, Florida in September is 29°C.

Does it rain in Florida in September?

There are usually 17 days with some rain in Miami, Florida in September and the average monthly rainfall is 178mm.

What is the chance of a hurricane in Florida in September?

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

Florida September sunrise & sunset times

Browse the sunrise and sunset times for Florida in September 2025. Select a month to view Florida sunrise and sunset times for the next 12 months. The Florida sunrise and sunset times shown below are for Miami.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:01 18:40
Monday, 15th September 2025 06:07 18:25
Tuesday, 30th September 2025 06:13 18:08

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