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Northeast weather to feel more like Thanksgiving than Memorial Day. See the temp forecast. Chevron right

Key West, FL

84°F
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Key West

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84°
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Key West, FL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Chevron right

7 AM

84°
RealFeel® 91°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 6%
Chevron down
Partly sunny

RealFeel Shade™91°

Heat Index92°

WindE 12 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts17 mph

Humidity76%

Indoor Humidity76% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover35%

Visibility10 mi

Cloud Ceiling33300 ft

8 AM

84°
RealFeel® 93°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 7%
Chevron down
Mostly sunny

RealFeel Shade™91°

Heat Index93°

WindSE 12 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts16 mph

Humidity76%

Indoor Humidity76% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover13%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

86°
RealFeel® 96°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 7%
Chevron down
Mostly sunny

RealFeel Shade™92°

Heat Index96°

WindSE 13 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts17 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover13%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

86°
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 7%
Chevron down
Mostly sunny

RealFeel Shade™93°

Heat Index97°

WindSE 13 mph

Air QualityFair

Max UV Index4.8 (Moderate)

Wind Gusts17 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

87°
RealFeel® 100°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 7%
Chevron down
Mostly sunny

RealFeel Shade™93°

Heat Index98°

WindESE 13 mph

Air QualityFair

Max UV Index8.0 (Very High)

Wind Gusts17 mph

Humidity71%

Indoor Humidity71% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

87°
RealFeel® 102°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 7%
Chevron down
Mostly sunny

RealFeel Shade™93°

Heat Index98°

WindESE 13 mph

Air QualityFair

Max UV Index11.1 (Extreme)

Wind Gusts18 mph

Humidity71%

Indoor Humidity71% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

87°
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 6%
Chevron down
Mostly sunny

RealFeel Shade™93°

Heat Index99°

WindESE 13 mph

Air QualityFair

Max UV Index12.4 (Extreme)

Wind Gusts20 mph

Humidity70%

Indoor Humidity70% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

88°
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 5%
Chevron down
Mostly sunny

RealFeel Shade™94°

Heat Index99°

WindESE 13 mph

Air QualityFair

Max UV Index11.1 (Extreme)

Wind Gusts21 mph

Humidity70%

Indoor Humidity70% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

89°
RealFeel® 102°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 5%
Chevron down
Mostly sunny

RealFeel Shade™96°

Heat Index101°

WindESE 13 mph

Air QualityFair

Max UV Index8.0 (Very High)

Wind Gusts22 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

88°
RealFeel® 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 5%
Chevron down
Mostly sunny

RealFeel Shade™94°

Heat Index98°

WindESE 13 mph

Air QualityFair

Max UV Index4.8 (Moderate)

Wind Gusts21 mph

Humidity69%

Indoor Humidity69% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

87°
RealFeel® 97°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 6%
Chevron down
Mostly sunny

RealFeel Shade™93°

Heat Index98°

WindESE 13 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts21 mph

Humidity69%

Indoor Humidity69% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

87°
RealFeel® 95°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 6%
Chevron down
Mostly sunny

RealFeel Shade™93°

Heat Index97°

WindESE 14 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts23 mph

Humidity69%

Indoor Humidity69% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

86°
RealFeel® 93°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 9%
Chevron down
Mostly sunny

RealFeel Shade™93°

Heat Index96°

WindESE 14 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts22 mph

Humidity71%

Indoor Humidity71% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

86°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 14%
Chevron down
Partly sunny

RealFeel Shade™92°

Heat Index96°

WindE 13 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts21 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

85°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 14%
Chevron down
Partly cloudy

Heat Index95°

WindE 13 mph

Air QualityFair

Wind Gusts23 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

85°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 18%
Chevron down
Partly cloudy

Heat Index95°

WindE 13 mph

Air QualityFair

Wind Gusts23 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover30%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

85°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 43%
Chevron down
Mostly clear

Heat Index95°

WindE 14 mph

Air QualityFair

Wind Gusts24 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Key West

AccuWeather's hourly forecast for Key West provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 84° with a RealFeel® of 91°, partly sunny with a 6% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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Weather Near Key West:

  • Fort Lauderdale, FL
  • Hialeah, FL
  • Miami, FL
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