USA / Key West
Monday, September 21, 2026

Key West, US

broken clouds

79°
Feels like 79°
H: 81° L: 79°
broken clouds
🍃

Smart Outdoor Advice

Perfect weather for outdoor activities! Enjoy the comfortable conditions.

Hourly Forecast

9 AM

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79°

82%

12 PM

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79°

81%

3 PM

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81°

78%

6 PM

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81°

79%

9 PM

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82°

76%

12 AM

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81°

78%

3 AM

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82°

74%

6 AM

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82°

79%

Air Quality Index

1

Good

Air quality index is good in Key West.

PM2.5

6.4

PM10

7.2

O₃

42.3

NO₂

4.1

CO

124.9

Verified Station: KEYW

Official METAR Observation

From Key West International Airport, FL

79°F

Mostly Cloudy

Wind

South at 13.8 gusting to23.0 MPH (12 gusting to 20 KT)

Pressure

29.89 inHg

Humidity

82%

Last Update

Last Update on Sep 21 2026, 1:53 am EDT

Data Source: NOAA's National Weather Service

Humidity

83%

Dew Point

75°

Wind Speed

15mph

Gusts

18mph

Sunrise

11:15 AM

Sunset

11:25 PM

Pressure

1012hPa

Visibility

1.5mi

5-Day Extended Outlook

Mon, Sep 21

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81°

moderate rain

82° 79°

Tue, Sep 22

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80°

moderate rain

82° 80°

Wed, Sep 23

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80°

light rain

82° 80°

Thu, Sep 24

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81°

light rain

83° 80°

Fri, Sep 25

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83°

light rain

84° 83°

Sat, Sep 26

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83°

clear sky

83° 83°

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Weather Details for Key West, US

What is the weather in Key West?

The current weather in Key West is broken clouds. Local conditions are updated in real-time to provide the most accurate Key West weather data.

What is the temperature in Key West?

The current temperature in Key West is 79°F (26°C). Looking for the Key West temperature today? Expect a high of 81°F and a low of 79°F.

Is there a weather forecast for Key West?

Yes, our Key West forecast weather includes a detailed 5-day outlook and hourly updates. Stay informed about Key West humidity, wind speeds, and barometric pressure.

Current Conditions & Alerts

Monitor Key West current weather including visibility of 1.5 miles and atmospheric pressure of 1012 hPa.