Key West weather in July 2021

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  • 32°C maximum daytime temperature in July in Key West32
    32°C max day temperature
  • 10 hours of sunshine per day
  • 12 days with some rainfall in July in Key West12
    12 days with some rainfall
  • 25°C minimum night-time temperature in July in Key West25
    25°C min night temperature
  • 13 hours of daylight per day in July in Key West13
    13 hours of daylight per day
  • Very high heat & humidity in July in Key WestVH
    Very High heat & humidity
  • 104 mm monthly rainfall in July in Key West104
    104 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in July in Key West11
    11 (Extreme) UV index
  • 30°C sea temperature in July in Key West30
    30°C sea temperature

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The July weather guide for Key West, Florida 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.

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How hot is it in Key West in July?

Daytime temperatures usually reach 32°C in Key West in July with very high heat and humidity, falling to 25°C at night.

How sunny is it in Key West in July?

There are normally 10 hours of bright sunshine each day in Key West in July - that's 76% of daylight hours.

How warm is the sea around Key West in July?

The average sea temperature around Key West in July is 30°C.

Does it rain in Key West in July?

There are usually 12 days with some rain in Key West in July and the average monthly rainfall is 104mm.

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

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Key West sunrise & sunset times for July 2021

Browse the sunrise and sunset times for Key West in July 2021. Select a month to view Key West sunrise & sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st July 2021 06:42 20:20
Friday, 16th July 2021 06:48 20:18
Saturday, 31st July 2021 06:55 20:12
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