St. Augustine, FL

Hourly

1 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 82% Mostly cloudy w/ t-storms

• RealFeel Shade™: 85°
• Heat Index: 89°
• Wind: W 7 mph
• Air Quality: Fair
• Max UV Index: 4.6 (Moderate)
• Wind Gusts: 10 mph
• Humidity: 76%
• Indoor Humidity: 76% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 71%
• Rain: 0.15 in
• Visibility: 4 mi
• Cloud Ceiling: 6000 ft

2 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 40% Intermittent clouds

• RealFeel Shade™: 91°
• Heat Index: 93°
• Wind: WNW 9 mph
• Air Quality: Fair
• Max UV Index: 5.6 (High)
• Wind Gusts: 15 mph
• Humidity: 67%
• Indoor Humidity: 67% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 69%
• Visibility: 10 mi
• Cloud Ceiling: 6700 ft

3 PM

85° 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 34% Mostly cloudy

• RealFeel Shade™: 90°
• Heat Index: 92°
• Wind: WNW 9 mph
• Air Quality: Fair
• Max UV Index: 3.5 (Moderate)
• Wind Gusts: 14 mph
• Humidity: 70%
• Indoor Humidity: 70% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 78%
• Visibility: 10 mi
• Cloud Ceiling: 6700 ft

4 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 39% Cloudy

• RealFeel Shade™: 88°
• Heat Index: 90°
• Wind: WNW 9 mph
• Air Quality: Fair
• Max UV Index: 1.7 (Low)
• Wind Gusts: 13 mph
• Humidity: 74%
• Indoor Humidity: 74% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 90%
• Visibility: 10 mi
• Cloud Ceiling: 6700 ft

5 PM

81° 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 49% Cloudy

• RealFeel Shade™: 87°
• Heat Index: 87°
• Wind: W 9 mph
• Air Quality: Fair
• Max UV Index: 1.1 (Low)
• Wind Gusts: 12 mph
• Humidity: 79%
• Indoor Humidity: 79% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 90%
• Visibility: 10 mi
• Cloud Ceiling: 6700 ft

6 PM

80° RealFeel® 83° 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 70% Thunderstorms

• RealFeel Shade™: 83°
• Heat Index: 85°
• Wind: W 9 mph
• Air Quality: Fair
• Max UV Index: 0.5 (Low)
• Wind Gusts: 10 mph
• Humidity: 81%
• Indoor Humidity: 81% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 90%
• Rain: 0.15 in
• Visibility: 4 mi
• Cloud Ceiling: 2000 ft

7 PM

79° RealFeel® 81° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 70% Thunderstorms

• RealFeel Shade™: 81°
• Heat Index: 83°
• Wind: WSW 8 mph
• Air Quality: Fair
• Max UV Index: 0.2 (Low)
• Wind Gusts: 9 mph
• Humidity: 83%
• Indoor Humidity: 83% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 90%
• Rain: 0.15 in
• Visibility: 4 mi
• Cloud Ceiling: 2000 ft

8 PM

77° RealFeel® 83° 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 45% Partly sunny

• RealFeel Shade™: 83°
• Wind: SW 7 mph
• Air Quality: Fair
• Max UV Index: 0.0 (Low)
• Wind Gusts: 8 mph
• Humidity: 88%
• Indoor Humidity: 88% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

9 PM

77° RealFeel® 79° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 51% Partly cloudy w/ t-storms

• Wind: SW 7 mph
• Air Quality: Fair
• Wind Gusts: 7 mph
• Humidity: 91%
• Indoor Humidity: 91% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Rain: 0.04 in
• Visibility: 6 mi
• Cloud Ceiling: 30000 ft

10 PM

76° RealFeel® 82° 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% Partly cloudy

• Wind: SW 7 mph
• Air Quality: Fair
• Wind Gusts: 7 mph
• Humidity: 92%
• Indoor Humidity: 92% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

76° RealFeel® 82° 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 34% Partly cloudy

• Wind: SW 6 mph
• Air Quality: Fair
• Wind Gusts: 7 mph
• Humidity: 94%
• Indoor Humidity: 94% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft