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Key West, FL

81°F
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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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8 AM

82°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
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rain drop 61%
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Showers
alerts

Coastal Flood Statement

4:28 PM Monday - 6:00 PM Wednesday

RealFeel Shade™89°

Heat Index90°

WindESE 7 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts9 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.02 in

Visibility5 mi

Cloud Ceiling8000 ft

9 AM

82°
RealFeel® 90°
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 59%
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Showers
alerts

Coastal Flood Statement

4:28 PM Monday - 6:00 PM Wednesday

RealFeel Shade™90°

Heat Index90°

WindS 7 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts8 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.02 in

Visibility5 mi

Cloud Ceiling4000 ft

10 AM

84°
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 49%
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Mostly cloudy
alerts

Coastal Flood Statement

4:28 PM Monday - 6:00 PM Wednesday

RealFeel Shade™91°

Heat Index93°

WindSSW 7 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts8 mph

Humidity75%

Indoor Humidity75% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling11400 ft

11 AM

87°
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 43%
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Cloudy
alerts

Coastal Flood Statement

4:28 PM Monday - 6:00 PM Wednesday

RealFeel Shade™94°

Heat Index97°

WindSW 7 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts8 mph

Humidity71%

Indoor Humidity71% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling14700 ft

12 PM

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 47%
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Cloudy
alerts

Coastal Flood Statement

4:28 PM Monday - 6:00 PM Wednesday

RealFeel Shade™93°

Heat Index95°

WindSW 7 mph

Air QualityFair

Max UV Index2.7 (Moderate)

Wind Gusts8 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling11000 ft

1 PM

84°
RealFeel® 94°
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 51%
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Showers
alerts

Coastal Flood Statement

4:28 PM Monday - 6:00 PM Wednesday

RealFeel Shade™90°

Heat Index94°

WindWSW 6 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts8 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.08 in

Visibility5 mi

Cloud Ceiling4000 ft

2 PM

84°
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 49%
Chevron down
Cloudy
alerts

Coastal Flood Statement

4:28 PM Monday - 6:00 PM Wednesday

RealFeel Shade™91°

Heat Index93°

WindWSW 6 mph

Air QualityExcellent

Max UV Index2.2 (Low)

Wind Gusts10 mph

Humidity75%

Indoor Humidity75% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling3700 ft

3 PM

85°
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 49%
Chevron down
Cloudy
alerts

Coastal Flood Statement

4:28 PM Monday - 6:00 PM Wednesday

RealFeel Shade™93°

Heat Index95°

WindW 6 mph

Air QualityExcellent

Max UV Index1.5 (Low)

Wind Gusts10 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling4800 ft

4 PM

84°
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 63%
Chevron down
Showers
alerts

Coastal Flood Statement

4:28 PM Monday - 6:00 PM Wednesday

RealFeel Shade™92°

Heat Index94°

WindW 6 mph

Air QualityExcellent

Max UV Index0.8 (Low)

Wind Gusts10 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.07 in

Visibility5 mi

Cloud Ceiling4000 ft

5 PM

83°
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 72%
Chevron down
Showers
alerts

Coastal Flood Statement

4:28 PM Monday - 6:00 PM Wednesday

RealFeel Shade™91°

Heat Index92°

WindW 6 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts10 mph

Humidity81%

Indoor Humidity81% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.07 in

Visibility5 mi

Cloud Ceiling4000 ft

6 PM

83°
RealFeel® 90°
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 72%
Chevron down
Showers

RealFeel Shade™90°

Heat Index91°

WindWNW 6 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts10 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.07 in

Visibility5 mi

Cloud Ceiling4000 ft

7 PM

83°
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 49%
Chevron down
Cloudy

RealFeel Shade™92°

Heat Index91°

WindWNW 6 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts9 mph

Humidity77%

Indoor Humidity77% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling12100 ft

8 PM

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 49%
Chevron down
Cloudy

Heat Index92°

WindWNW 5 mph

Air QualityFair

Wind Gusts7 mph

Humidity75%

Indoor Humidity75% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling14700 ft

9 PM

83°
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 49%
Chevron down
Cloudy

Heat Index90°

WindW 4 mph

Air QualityFair

Wind Gusts7 mph

Humidity77%

Indoor Humidity77% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling19800 ft

10 PM

82°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 59%
Chevron down
Showers

Heat Index89°

WindSSW 4 mph

Air QualityFair

Wind Gusts7 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Rain0.10 in

Visibility5 mi

Cloud Ceiling4000 ft

11 PM

82°
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 49%
Chevron down
Cloudy

Heat Index89°

WindSSE 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity81%

Indoor Humidity81% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

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 82° with a RealFeel® of 89°, showers with a 61% 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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