Key West weather in June 2026

Expect daytime maximum temperatures of 31°C in Key West, Florida in June and high heat and humidity based on long-term weather averages. There are 10 hours of sunshine per day on average with 12 days with some rainfall and typically 144 mm of rainfall in the month.

  • 31°C maximum daytime temperature in June in Key West31
    31°C max day temperature
  • 10 hours of sunshine per day
  • 12 days with some rainfall in June in Key West12
    12 days with some rainfall
  • 25°C minimum night-time temperature in June in Key West25
    25°C min night temperature
  • 14 hours of daylight per day in June in Key West14
    14 hours of daylight per day
  • High heat & humidity in June in Key WestH
    High heat & humidity
  • 144 mm monthly rainfall in June in Key West144
    144 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in June in Key West11
    11 (Extreme) UV index
  • 29°C sea temperature in June in Key West29
    29°C sea temperature

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The June weather guide for Florida (Key West) 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 West in June?

Daytime temperatures usually reach 31°C in Key West in June with high heat and humidity, falling to 25°C at night.

How sunny is it in Key West in June?

There are normally 10 hours of bright sunshine each day in Key West in June - that's 74% of daylight hours.

How warm is the sea around Key West in June?

The average sea temperature around Key West in June is 29°C.

Does it rain in Key West in June?

There are usually 12 days with some rain in Key West in June and the average monthly rainfall is 144mm.

What is the chance of a hurricane in Key West in June?

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

Key West June sunrise & sunset times

Browse the sunrise and sunset times for Key West in June 2026. Select a month to view Key West sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st June 2026 05:38 19:12
Monday, 15th June 2026 05:38 19:17
Tuesday, 30th June 2026 05:42 19:20

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