Key West, FL

Hourly

7 AM

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 7% Partly sunny

• RealFeel Shade™: 96°
• Heat Index: 96°
• Wind: SSE 9 mph
• Air Quality: Fair
• Max UV Index: 0.8 (Low)
• Wind Gusts: 12 mph
• Humidity: 81%
• Indoor Humidity: 81% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 4 (Dull)
• Cloud Cover: 33%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 AM

85° 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 7% Mostly sunny

• RealFeel Shade™: 93°
• Heat Index: 97°
• Wind: SE 8 mph
• Air Quality: Fair
• Max UV Index: 1.9 (Low)
• Wind Gusts: 13 mph
• Humidity: 79%
• Indoor Humidity: 79% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 27%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

9 AM

86° 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 7% Mostly sunny

• RealFeel Shade™: 95°
• Heat Index: 100°
• Wind: SE 8 mph
• Air Quality: Fair
• Max UV Index: 3.2 (Moderate)
• Wind Gusts: 14 mph
• Humidity: 77%
• Indoor Humidity: 77% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 20%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

10 AM

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 6% Mostly sunny

• RealFeel Shade™: 96°
• Heat Index: 101°
• Wind: SE 9 mph
• Air Quality: Fair
• Max UV Index: 4.9 (Moderate)
• Wind Gusts: 14 mph
• Humidity: 75%
• Indoor Humidity: 75% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 24%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 AM

88° RealFeel® 105° 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 5% Mostly sunny

• RealFeel Shade™: 97°
• Heat Index: 102°
• Wind: SE 8 mph
• Air Quality: Fair
• Max UV Index: 8.2 (Very High)
• Wind Gusts: 15 mph
• Humidity: 74%
• Indoor Humidity: 74% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

12 PM

89° RealFeel® 107° 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 5% Mostly sunny

• RealFeel Shade™: 97°
• Heat Index: 103°
• Wind: SE 9 mph
• Air Quality: Fair
• Max UV Index: 11.2 (Extreme)
• Wind Gusts: 15 mph
• Humidity: 72%
• Indoor Humidity: 72% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

1 PM

91° RealFeel® 110° Dangerous Heat RealFeel Guide Dangerous Heat 108° to 115° 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 8% Mostly sunny

• RealFeel Shade™: 98°
• Heat Index: 106°
• Wind: SE 8 mph
• Air Quality: Fair
• Max UV Index: 12.7 (Extreme)
• Wind Gusts: 15 mph
• Humidity: 65%
• Indoor Humidity: 65% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

2 PM

89° RealFeel® 106° 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 51% Partly sunny w/ t-storms

• RealFeel Shade™: 95°
• Heat Index: 103°
• Wind: SE 8 mph
• Air Quality: Fair
• Max UV Index: 11.2 (Extreme)
• Wind Gusts: 15 mph
• Humidity: 72%
• Indoor Humidity: 72% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 25%
• Rain: 0.04 in
• Visibility: 6 mi
• Cloud Ceiling: 30000 ft

3 PM

89° RealFeel® 107° 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 47% Mostly sunny

• RealFeel Shade™: 98°
• Heat Index: 104°
• Wind: SE 7 mph
• Air Quality: Fair
• Max UV Index: 8.2 (Very High)
• Wind Gusts: 15 mph
• Humidity: 70%
• Indoor Humidity: 70% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 21%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

4 PM

89° RealFeel® 105° 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 35% Mostly sunny

• RealFeel Shade™: 98°
• Heat Index: 103°
• Wind: ESE 7 mph
• Air Quality: Fair
• Max UV Index: 4.9 (Moderate)
• Wind Gusts: 14 mph
• Humidity: 70%
• Indoor Humidity: 70% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 19%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

5 PM

89° RealFeel® 104° 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 19% Mostly sunny

• RealFeel Shade™: 98°
• Heat Index: 103°
• Wind: ESE 6 mph
• Air Quality: Fair
• Max UV Index: 3.2 (Moderate)
• Wind Gusts: 14 mph
• Humidity: 70%
• Indoor Humidity: 70% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 PM

88° 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 19% Partly sunny

• RealFeel Shade™: 97°
• Heat Index: 101°
• Wind: ESE 7 mph
• Air Quality: Fair
• Max UV Index: 1.9 (Low)
• Wind Gusts: 12 mph
• Humidity: 71%
• Indoor Humidity: 71% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 39%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

7 PM

87° 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 13% Intermittent clouds

• RealFeel Shade™: 99°
• Heat Index: 100°
• Wind: E 7 mph
• Air Quality: Fair
• Max UV Index: 0.8 (Low)
• Wind Gusts: 10 mph
• Humidity: 73%
• Indoor Humidity: 73% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 3 (Dull)
• Cloud Cover: 56%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 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 2% Mostly sunny

• RealFeel Shade™: 97°
• Heat Index: 99°
• Wind: ENE 7 mph
• Air Quality: Fair
• Max UV Index: 0.0 (Low)
• Wind Gusts: 12 mph
• Humidity: 74%
• Indoor Humidity: 74% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

9 PM

86° 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 2% Mostly clear

• Heat Index: 98°
• Wind: ENE 7 mph
• Air Quality: Fair
• Wind Gusts: 12 mph
• Humidity: 76%
• Indoor Humidity: 76% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

10 PM

86° 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 2% Mostly clear

• Heat Index: 97°
• Wind: E 7 mph
• Air Quality: Fair
• Wind Gusts: 12 mph
• Humidity: 77%
• Indoor Humidity: 77% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

85° 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 2% Mostly clear

• Heat Index: 97°
• Wind: E 7 mph
• Air Quality: Fair
• Wind Gusts: 12 mph
• Humidity: 79%
• Indoor Humidity: 79% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft