Duck Key weather in July 2025

Expect 90°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Duck Key in July. Check more long-term weather averages for Duck Key in July before you book your next holiday to Florida in 2025/2026.

  • 90°F maximum daytime temperature in July in Duck Key90
    90°F max day temperature
  • 10 hours of sunshine per day
  • 13 days with some rainfall in July in Duck Key13
    13 days with some rainfall
  • 73°F minimum night-time temperature in July in Duck Key73
    73°F min night temperature
  • 13 hours of daylight per day in July in Duck Key13
    13 hours of daylight per day
  • Very high heat & humidity in July in Duck KeyVH
    Very High heat & humidity
  • 6.4 inches monthly rainfall in July in Duck Key6.4
    6.4 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in July in Duck Key11
    11 (Extreme) UV index
  • 86°F sea temperature in July in Duck Key86
    86°F sea temperature

More about Duck Key

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The July 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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More about Florida

How hot is it in Duck Key in July?

Daytime temperatures usually reach 90°F in Duck Key in July with very high heat and humidity, falling to 73°F at night.

How sunny is it in Duck Key in July?

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

How warm is the sea around Duck Key in July?

The average sea temperature around Duck Key in July is 86°F.

Does it rain in Duck Key in July?

There are usually 13 days with some rain in Duck Key in July and the average monthly rainfall is 6.4 inches.

Duck Key July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:38 19:17
Wednesday, 16th July 2025 05:44 19:15
Thursday, 31st July 2025 05:51 19:08

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