Support Time.now: Join our Premium Plan for an ad-free experience! Support Us: Go Premium Ad-Free!

Weather in Key West, United States 🇺🇸

Weather Forecast in Key West

Current Weather in Key West

Heavy rain at times
28°C
Feels like 31°C. Heavy rain at times.
🌬️ 5 km/h W
💧 72% Humidity
🧭 1019 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 6.5
🌡️ Dew Point: 23°C
🌅 Sunrise: 06:48 AM
🌇 Sunset: 08:18 PM
Map Overlays:

In Key West right now it is 28°C and heavy rain at times, feeling like 31°C. Humidity is 72% with winds around 5 km/h, and the UV index is 6 (high). Over the next few days, temperatures in Key West range from about 25°C to 30°C.

Hourly Forecast for Key West

17:00
Sunny
29°
7%
18:00
Moderate rain at times
28°
75%
19:00
Patchy rain nearby
28°
22%
20:00
Sunny
28°
11%
21:00
Overcast
28°
19%
22:00
Partly Cloudy
28°
10%
23:00
Clear
29°
6%
00:00
Clear
28°
6%
01:00
Clear
28°
7%
02:00
Partly Cloudy
29°
10%
03:00
Partly Cloudy
29°
8%
04:00
Patchy rain nearby
29°
13%
05:00
Patchy rain nearby
29°
20%
06:00
Patchy rain nearby
29°
26%
07:00
Patchy rain nearby
29°
18%
08:00
Patchy rain nearby
29°
11%
09:00
Partly Cloudy
29°
9%
10:00
Patchy rain nearby
29°
10%
11:00
Patchy rain nearby
29°
11%
12:00
Patchy rain nearby
29°
9%
13:00
Partly Cloudy
29°
9%
14:00
Partly Cloudy
29°
10%
15:00
Cloudy
29°
11%
16:00
Partly Cloudy
29°
6%

14-Day Forecast for Key West

Fri, Jul 17
Sunny Sunny
30° / 25°
Sat, Jul 18
Sunny Sunny
29° / 28°
Sun, Jul 19
Sunny Sunny
29° / 29°
Mon, Jul 20
Partly Cloudy Partly Cloudy
29° / 29°
Tue, Jul 21
Partly Cloudy Partly Cloudy
29° / 29°
Wed, Jul 22
Patchy rain nearby Patchy rain nearby
30° / 29°
Thu, Jul 23
Sunny Sunny
30° / 29°
Fri, Jul 24
Partly Cloudy Partly Cloudy
30° / 29°
Sat, Jul 25
Sunny Sunny
29° / 29°
Sun, Jul 26
Sunny Sunny
29° / 29°
Mon, Jul 27
Partly Cloudy Partly Cloudy
29° / 28°
Tue, Jul 28
Sunny Sunny
29° / 28°
Wed, Jul 29
Sunny Sunny
30° / 28°
Thu, Jul 30
Sunny Sunny
30° / 29°

Additional Forecasts for Key West

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 104.0 μg/m³
O₃ (Ozone) 63.0 μg/m³
NO₂ (Nitrogen Dioxide) 0.3 μg/m³
SO₂ (Sulphur Dioxide) 0.5 μg/m³
PM2.5 (Fine particles) 13.8 μg/m³
PM10 (Coarse particles) 31.4 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

Browse Weather in United States by cities in alphabetical order:

A B C D E F G H I J K L M N O P Q R S T V W

Weather in United States ›

Best Time to Be Outside in Key West Tomorrow

There is no good daylight window left in Key West today. Tomorrow, the most comfortable window looks like 09:00 to 10:00, when it is around 29°C. It should stay dry through that window. The next likely rain is around 18:00.

Frequently Asked Questions about Weather in Key West

What is the temperature in Key West right now?

The current temperature in Key West is 28°C (83°F), heavy rain at times (feels like 31°C).

What's the weather like in Key West right now?

Conditions in Key West right now: Heavy rain at times, humidity 72%, wind 5 km/h W.

What is today's forecast for Key West?

Today in Key West: high 30°C, low 25°C, sunny. Chance of rain: 71%.

What is the 7-day weather forecast for Key West?

Daily highs and lows for Key West:

  • 2026-07-17: 30°C / 25°C
  • 2026-07-18: 29°C / 28°C
  • 2026-07-19: 29°C / 29°C
  • 2026-07-20: 29°C / 29°C
  • 2026-07-21: 29°C / 29°C
  • 2026-07-22: 30°C / 29°C
  • 2026-07-23: 30°C / 29°C
Is it going to rain in Key West today?

There is a 71% chance of rain in Key West today. Total expected precipitation: 22.53 mm.

What is the wind speed in Key West right now?

Wind in Key West is currently 5 km/h (3 mph) from the W.

What is the UV index in Key West right now?

The UV index in Key West is currently 6.5 (high). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇺🇸 United States: New York City · Los Angeles · Brooklyn · Chicago · Houston · Queens · Phoenix · Philadelphia · Manhattan · San Antonio · San Diego · The Bronx · Dallas · Jacksonville · Austin · Fort Worth · Columbus · Indianapolis · Charlotte · San Francisco · Seattle · Denver · Washington, D.C. · Washington · Nashville · El Paso · Oklahoma City · Detroit · Boston · Portland · New South Memphis · Memphis · Las Vegas · Milwaukee · Baltimore · South Boston · Albuquerque · Tucson · Fresno · Sacramento · Omaha · Kansas City · Long Beach · Mesa · Staten Island · Atlanta · Colorado Springs · Virginia Beach · Raleigh · Miami