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St. Augustine, FL

77°F
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St. Augustine

Florida

77°
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St. Augustine, FL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Thursday, August 20

Day

8/20
92°Hi
RealFeel® 109°
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
RealFeel Shade™ 100°
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
Humid with times of sun and clouds; a stray afternoon thunderstorm

Max UV Index10.0 (Very High)

AccuLumen Brightness Index™7 (Bright)

WindSW 8 mph

Wind Gusts15 mph

Probability of Precipitation55%

Probability of Thunderstorms37%

Precipitation0.09 in

Rain Amount0.09 in

Total Hours of Precipitation1

Total Hours of Rain1

Cloud Cover55%

Morning

Afternoon

Night

8/20
76°Lo
RealFeel® 85°
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.
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Partly cloudy and humid

WindSW 6 mph

Wind Gusts10 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover70%

Evening

Overnight

Sun & Moon

13 hrs 07 mins
Rise 6:55 AM
Set 8:02 PM
Waxing Gibbous
Rise 2:44 PM
Set 12:48 AM

Temperature History

8/20
High
Low
Forecast
92°
76°
Average
90°
74°
Last Year
88°
77°
Record
100°
1993
67°
1990

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Monthly

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World North America United States Florida St. Augustine

Weather Near St. Augustine:

  • Fruit Cove, FL
  • Jacksonville, FL
  • Lakeside, FL
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