Duck Key weather in April 2026

Expect daytime maximum temperatures of 82°F in Duck Key, Florida in April based on long-term weather averages. There are 10 hours of sunshine per day on average with typically 2.4 inches of rainfall in the month.

  • 82°F maximum daytime temperature in April in Duck Key82
    82°F max day temperature
  • 10 hours of sunshine per day
  • 4 days with some rainfall in April in Duck Key4
    4 days with some rainfall
  • 64°F minimum night-time temperature in April in Duck Key64
    64°F min night temperature
  • 13 hours of daylight per day in April in Duck Key13
    13 hours of daylight per day
  • Moderate heat & humidity in April in Duck KeyM
    Moderate heat & humidity
  • 2.4 inches monthly rainfall in April in Duck Key2.4
    2.4 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in April in Duck Key11
    11 (Extreme) UV index
  • 77°F sea temperature in April in Duck Key77
    77°F sea temperature

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The April weather guide for Florida (Duck Key) 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)  |  Imperial (°F)

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How hot is it in Duck Key in April?

Daytime temperatures usually reach 82°F in Duck Key in April with moderate heat and humidity, falling to 64°F at night.

How sunny is it in Duck Key in April?

There are normally 10 hours of bright sunshine each day in Duck Key in April - that's 82% of daylight hours.

How warm is the sea around Duck Key in April?

The average sea temperature around Duck Key in April is 77°F.

Does it rain in Duck Key in April?

There are usually 4 days with some rain in Duck Key in April and the average monthly rainfall is 2.4 inches.

Duck Key April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st April 2026 06:15 18:40
Wednesday, 15th April 2026 06:02 18:46
Thursday, 30th April 2026 05:49 18:53

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