Key West weather in July 2025

Expect daytime maximum temperatures of 32°C in Key West, Florida 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 12 days with some rainfall and typically 104 mm of rainfall in the month.

  • 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

More about Key West

Key West by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Florida

TUI: up to 8% off holidays booked online

  • Book online with TUI & save up to 8% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal finder

The July weather guide for Florida (Key West) 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)

Back to top

More about Florida

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.

Key West July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:42 19:20
Wednesday, 16th July 2025 05:48 19:18
Thursday, 31st July 2025 05:55 19:11

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^