Key West weather in April 2020

  • 28°C maximum daytime temperature in April in Key West28
    28°C max day temperature
  • 11 hours of sunshine per day
  • 4 days with some rainfall in April in Key West4
    4 days with some rainfall
  • 21°C minimum night-time temperature in April in Key West21
    21°C min night temperature
  • 13 hours of daylight per day in April in Key West13
    13 hours of daylight per day
  • Moderate heat & humidity in April in Key WestM
    Moderate heat & humidity
  • 46 mm monthly rainfall in April in Key West46
    46 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in April in Key West11
    11 (Extreme) UV index
  • 25°C sea temperature in April in Key West25
    25°C sea temperature
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The April 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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Metric (°C / mm)  |  Imperial (°F / inches)

Guide to Key West weather in April

The average maximum daytime temperature in Key West in April is a warm 28°C (82°F) with moderate heat & humidity. The average night-time temperature is usually a comfortable 21°C (70°F). There are usually 11 hours of bright sunshine each day, which represents 83% of the 13 hours of daylight.

Expect 46mm (1.8 inches) of rainfall across the whole of April with 4 days with some rain falling. Maximum UV levels will be extreme (11 UV index) at midday when the skies are clear.

The average sea temperature in and around Key West in April is 25°C (77°F).

Key West sunrise & sunset times for April 2020

Browse the sunrise & sunset times for Key West in April 2020. Select a month to view Key West sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Wednesday, 1st April 2020 07:18 19:44
Wednesday, 15th April 2020 07:05 19:50
Thursday, 30th April 2020 06:52 19:57
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