Key Largo weather in October 2025

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

  • 30°C maximum daytime temperature in October in Key Largo30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 13 days with some rainfall in October in Key Largo13
    13 days with some rainfall
  • 21°C minimum night-time temperature in October in Key Largo21
    21°C min night temperature
  • 12 hours of daylight per day in October in Key Largo12
    12 hours of daylight per day
  • High heat & humidity in October in Key LargoH
    High heat & humidity
  • 179 mm monthly rainfall in October in Key Largo179
    179 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in October in Key Largo8
    8 (Very High) UV index
  • 28°C sea temperature in October in Key Largo28
    28°C sea temperature

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The October weather guide for Florida (Key Largo) 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 Key Largo in October?

Daytime temperatures usually reach 30°C in Key Largo in October with high heat and humidity, falling to 21°C at night.

How sunny is it in Key Largo in October?

There are normally 8 hours of bright sunshine each day in Key Largo in October - that's 70% of daylight hours.

How warm is the sea around Key Largo in October?

The average sea temperature around Key Largo in October is 28°C.

Does it rain in Key Largo in October?

There are usually 13 days with some rain in Key Largo in October and the average monthly rainfall is 179mm.

What is the chance of a hurricane in Key Largo in October?

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

Key Largo October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:14 18:08
Thursday, 16th October 2025 06:21 17:53
Friday, 31st October 2025 06:29 17:42

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