Key West, FL

Hourly

1 PM

89° RealFeel® 101° 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 20% Mostly sunny

• RealFeel Shade™: 96°
• Wind: ESE 10 mph
• Air Quality: Fair
• Max UV Index: 13 (Extreme)
• Wind Gusts: 16 mph
• Humidity: 70%
• Indoor Humidity: 70% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 33400 ft

2 PM

86° 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 43% Mostly sunny

• RealFeel Shade™: 94°
• Wind: SE 10 mph
• Air Quality: Fair
• Max UV Index: 11 (Extreme)
• Wind Gusts: 20 mph
• Humidity: 75%
• Indoor Humidity: 75% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 21%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

3 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 47% Mostly sunny

• RealFeel Shade™: 94°
• Wind: ESE 10 mph
• Air Quality: Fair
• Max UV Index: 8 (Very High)
• Wind Gusts: 18 mph
• Humidity: 76%
• Indoor Humidity: 76% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 24%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

4 PM

86° 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 51% Mostly cloudy w/ t-storms

• RealFeel Shade™: 92°
• Wind: ESE 10 mph
• Air Quality: Fair
• Max UV Index: 2 (Low)
• Wind Gusts: 18 mph
• Humidity: 75%
• Indoor Humidity: 75% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Rain: 0.04 in
• Visibility: 6 mi
• Cloud Ceiling: 4000 ft

5 PM

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 18% Mostly sunny

• RealFeel Shade™: 93°
• Wind: E 10 mph
• Air Quality: Fair
• Max UV Index: 3 (Moderate)
• Wind Gusts: 17 mph
• Humidity: 74%
• Indoor Humidity: 74% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 17%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 PM

86° 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 14% Mostly sunny

• RealFeel Shade™: 93°
• Wind: E 10 mph
• Air Quality: Fair
• Max UV Index: 2 (Low)
• Wind Gusts: 17 mph
• Humidity: 74%
• Indoor Humidity: 74% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 10%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

7 PM

85° 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 11% Sunny

• RealFeel Shade™: 93°
• Wind: E 10 mph
• Air Quality: Fair
• Max UV Index: 1 (Low)
• Wind Gusts: 16 mph
• Humidity: 76%
• Indoor Humidity: 76% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 4 (Dull)
• Cloud Cover: 6%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 PM

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 7% Mostly sunny

• RealFeel Shade™: 91°
• Wind: E 9 mph
• Air Quality: Fair
• Max UV Index: 0 (Low)
• Wind Gusts: 17 mph
• Humidity: 78%
• Indoor Humidity: 78% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 12%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

9 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 7% Partly cloudy

• Wind: E 9 mph
• Air Quality: Excellent
• Wind Gusts: 20 mph
• Humidity: 79%
• Indoor Humidity: 79% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 37%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

10 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 7% Intermittent clouds

• Wind: E 9 mph
• Air Quality: Excellent
• Wind Gusts: 22 mph
• Humidity: 79%
• Indoor Humidity: 79% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 2000 ft

11 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 7% Mostly cloudy

• Wind: ESE 10 mph
• Air Quality: Excellent
• Wind Gusts: 24 mph
• Humidity: 78%
• Indoor Humidity: 78% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 86%
• Visibility: 10 mi
• Cloud Ceiling: 2000 ft