St. Augustine, FL

Hourly

3 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 49% Mostly cloudy

• RealFeel Shade™: 94°
• Heat Index: 99°
• Wind: E 9 mph
• Air Quality: Excellent
• Max UV Index: 2.3 (Low)
• Wind Gusts: 12 mph
• Humidity: 81%
• Indoor Humidity: 81% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 4 (Dull)
• Cloud Cover: 83%
• Visibility: 10 mi
• Cloud Ceiling: 8900 ft

4 PM

85° 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 65% Thunderstorms

• RealFeel Shade™: 91°
• Heat Index: 95°
• Wind: SE 9 mph
• Air Quality: Excellent
• Max UV Index: 1.4 (Low)
• Wind Gusts: 10 mph
• Humidity: 78%
• Indoor Humidity: 78% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 3 (Dull)
• Cloud Cover: 89%
• Visibility: 10 mi
• Cloud Ceiling: 12000 ft

5 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 49% Mostly cloudy

• RealFeel Shade™: 92°
• Heat Index: 94°
• Wind: SSE 8 mph
• Air Quality: Excellent
• Max UV Index: 1.0 (Low)
• Wind Gusts: 10 mph
• Humidity: 79%
• Indoor Humidity: 79% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 3 (Dull)
• Cloud Cover: 89%
• Visibility: 10 mi
• Cloud Ceiling: 14600 ft

6 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 49% Cloudy

• RealFeel Shade™: 92°
• Heat Index: 91°
• Wind: SSE 8 mph
• Air Quality: Excellent
• Max UV Index: 0.5 (Low)
• Wind Gusts: 9 mph
• Humidity: 81%
• Indoor Humidity: 81% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 92%
• Visibility: 10 mi
• Cloud Ceiling: 12000 ft

7 PM

81° RealFeel® 84° 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 58% Thunderstorms

• RealFeel Shade™: 84°
• Heat Index: 88°
• Wind: SSE 8 mph
• Air Quality: Excellent
• Max UV Index: 0.0 (Low)
• Wind Gusts: 8 mph
• Humidity: 83%
• Indoor Humidity: 83% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 96%
• Rain: 0.36 in
• Visibility: 2 mi
• Cloud Ceiling: 1900 ft

8 PM

79° 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. LEARN MORE 49% Cloudy

• Heat Index: 84°
• Wind: SSE 7 mph
• Air Quality: Excellent
• Wind Gusts: 8 mph
• Humidity: 93%
• Indoor Humidity: 93% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 99%
• Visibility: 10 mi
• Cloud Ceiling: 7100 ft

9 PM

78° 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 47% Cloudy

• Heat Index: 80°
• Wind: SSE 7 mph
• Air Quality: Excellent
• Wind Gusts: 7 mph
• Humidity: 96%
• Indoor Humidity: 95% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 100%
• Visibility: 10 mi
• Cloud Ceiling: 7000 ft

10 PM

77° RealFeel® 84° 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 51% Thunderstorms

• Wind: SE 6 mph
• Air Quality: Excellent
• Wind Gusts: 7 mph
• Humidity: 97%
• Indoor Humidity: 95% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 100%
• Rain: 0.04 in
• Visibility: 8 mi
• Cloud Ceiling: 4000 ft

11 PM

77° RealFeel® 86° 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 40% Cloudy

• Wind: SE 6 mph
• Air Quality: Excellent
• Wind Gusts: 6 mph
• Humidity: 96%
• Indoor Humidity: 95% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 97%
• Visibility: 10 mi
• Cloud Ceiling: 25100 ft