Port-Saint-Joe weather in September 2025

Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Port-Saint-Joe in September. Check more long-term weather averages for Port-Saint-Joe in September before you book your next holiday to Florida in 2025/2026.

  • 30°C maximum daytime temperature in September in Port-Saint-Joe30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 12 days with some rainfall in September in Port-Saint-Joe12
    12 days with some rainfall
  • 22°C minimum night-time temperature in September in Port-Saint-Joe22
    22°C min night temperature
  • 12 hours of daylight per day in September in Port-Saint-Joe12
    12 hours of daylight per day
  • High heat & humidity in September in Port-Saint-JoeH
    High heat & humidity
  • 185 mm monthly rainfall in September in Port-Saint-Joe185
    185 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Port-Saint-Joe9
    9 (Very High) UV index
  • 28°C sea temperature in September in Port-Saint-Joe28
    28°C sea temperature

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Port-Saint-Joe by month

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The September weather guide for Florida (Port-Saint-Joe) 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)

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More about Florida

How hot is it in Port-Saint-Joe in September?

Daytime temperatures usually reach 30°C in Port-Saint-Joe in September with high heat and humidity, falling to 22°C at night.

How sunny is it in Port-Saint-Joe in September?

There are normally 8 hours of bright sunshine each day in Port-Saint-Joe in September - that's 67% of daylight hours.

How warm is the sea around Port-Saint-Joe in September?

The average sea temperature around Port-Saint-Joe in September is 28°C.

Does it rain in Port-Saint-Joe in September?

There are usually 12 days with some rain in Port-Saint-Joe in September and the average monthly rainfall is 185mm.

What is the chance of a hurricane in Port-Saint-Joe in September?

On average 1 day in September in Port-Saint-Joe is likely to be affected by the passage of one or more tropical storms.

Port-Saint-Joe September sunrise & sunset times

Browse the sunrise and sunset times for Port-Saint-Joe in September 2025. Select a month to view Port-Saint-Joe sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:19 19:03
Monday, 15th September 2025 06:26 18:46
Tuesday, 30th September 2025 06:34 18:27

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