Sanibel Island weather in October 2025

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

  • 30°C maximum daytime temperature in October in Sanibel Island30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in October in Sanibel Island9
    9 days with some rainfall
  • 20°C minimum night-time temperature in October in Sanibel Island20
    20°C min night temperature
  • 12 hours of daylight per day in October in Sanibel Island12
    12 hours of daylight per day
  • High heat & humidity in October in Sanibel IslandH
    High heat & humidity
  • 85 mm monthly rainfall in October in Sanibel Island85
    85 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in October in Sanibel Island8
    8 (Very High) UV index
  • 27°C sea temperature in October in Sanibel Island27
    27°C sea temperature

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The October weather guide for Florida (Sanibel Island) 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 Sanibel Island in October?

Daytime temperatures usually reach 30°C in Sanibel Island in October with high heat and humidity, falling to 20°C at night.

How sunny is it in Sanibel Island in October?

There are normally 8 hours of bright sunshine each day in Sanibel Island in October - that's 69% of daylight hours.

How warm is the sea around Sanibel Island in October?

The average sea temperature around Sanibel Island in October is 27°C.

Does it rain in Sanibel Island in October?

There are usually 9 days with some rain in Sanibel Island in October and the average monthly rainfall is 85mm.

What is the chance of a hurricane in Sanibel Island in October?

On average less than 1 day in October in Sanibel Island is likely to be affected by the passage of one or more tropical storms.

Sanibel Island October sunrise & sunset times

Browse the sunrise and sunset times for Sanibel Island in October 2025. Select a month to view Sanibel Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:21 18:14
Thursday, 16th October 2025 06:28 17:59
Friday, 31st October 2025 06:37 17:46

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