Key Largo weather in July 2025

Expect daytime maximum temperatures of 32°C in Key Largo in July and very high heat and humidity based on long-term weather averages. There are 10 hours of sunshine per day on average with 15 days with some rainfall and typically 150 mm of rainfall in the month.

  • 32°C maximum daytime temperature in July in Key Largo32
    32°C max day temperature
  • 10 hours of sunshine per day
  • 15 days with some rainfall in July in Key Largo15
    15 days with some rainfall
  • 23°C minimum night-time temperature in July in Key Largo23
    23°C min night temperature
  • 14 hours of daylight per day in July in Key Largo14
    14 hours of daylight per day
  • Very high heat & humidity in July in Key LargoVH
    Very High heat & humidity
  • 150 mm monthly rainfall in July in Key Largo150
    150 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in July in Key Largo11
    11 (Extreme) UV index
  • 29°C sea temperature in July in Key Largo29
    29°C sea temperature

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The July weather guide for Florida (Key Largo) 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 Largo in July?

Daytime temperatures usually reach 32°C in Key Largo in July with very high heat and humidity, falling to 23°C at night.

How sunny is it in Key Largo in July?

There are normally 10 hours of bright sunshine each day in Key Largo in July - that's 73% of daylight hours.

How warm is the sea around Key Largo in July?

The average sea temperature around Key Largo in July is 29°C.

Does it rain in Key Largo in July?

There are usually 15 days with some rain in Key Largo in July and the average monthly rainfall is 150mm.

Key Largo July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:36 19:16
Wednesday, 16th July 2025 05:42 19:14
Thursday, 31st July 2025 05:49 19:07

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