St. Augustine, FL

Hourly

5 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 49% Mostly cloudy

• RealFeel Shade™: 96°
• Heat Index: 100°
• Wind: SE 8 mph
• Air Quality: Excellent
• Max UV Index: 1.2 (Low)
• Wind Gusts: 9 mph
• Humidity: 69%
• Indoor Humidity: 69% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 78%
• Visibility: 10 mi
• Cloud Ceiling: 11500 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 49% Mostly cloudy

• RealFeel Shade™: 95°
• Heat Index: 97°
• Wind: SSE 8 mph
• Air Quality: Excellent
• Max UV Index: 0.6 (Low)
• Wind Gusts: 9 mph
• Humidity: 72%
• Indoor Humidity: 72% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 3 (Dull)
• Cloud Cover: 85%
• Visibility: 10 mi
• Cloud Ceiling: 12000 ft

7 PM

84° RealFeel® 87° 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™: 87°
• Heat Index: 93°
• Wind: SSE 8 mph
• Air Quality: Excellent
• Max UV Index: 0.0 (Low)
• Wind Gusts: 8 mph
• Humidity: 76%
• Indoor Humidity: 76% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 94%
• Rain: 0.36 in
• Visibility: 2 mi
• Cloud Ceiling: 1900 ft

8 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 49% Cloudy

• Heat Index: 90°
• Wind: SSE 7 mph
• Air Quality: Excellent
• Wind Gusts: 8 mph
• Humidity: 86%
• Indoor Humidity: 86% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 99%
• Visibility: 10 mi
• Cloud Ceiling: 7100 ft

9 PM

80° 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 47% Cloudy

• Heat Index: 84°
• Wind: SSE 7 mph
• Air Quality: Excellent
• Wind Gusts: 7 mph
• Humidity: 91%
• Indoor Humidity: 91% (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