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Torrential downpours pose dangerous flash flood risk in southeast US. Get details Chevron right
Tropical Storm Dexter forms in Atlantic, may lead to a flurry of August activity Chevron right

St Augustine, FL

83°F
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Winter Center
Today Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Monday, August 18

Day

8/18
88°Hi
RealFeel® 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
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
Cloudy and humid

Max UV Index3 (Moderate)

WindSW 5 mph

Wind Gusts10 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover97%

Morning

Afternoon

Night

8/18
76°Lo
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
Cloudy and humid; a couple of showers late

WindSSW 5 mph

Wind Gusts9 mph

Probability of Precipitation65%

Probability of Thunderstorms19%

Precipitation0.14 in

Rain0.14 in

Hours of Precipitation2

Hours of Rain2

Cloud Cover96%

Evening

Overnight

Sun & Moon

13 hrs 10 mins
Rise 6:54 AM
Set 8:04 PM
Waning Crescent
Rise 1:51 AM
Set 4:52 PM

Temperature History

8/18
High
Low
Forecast
88°
76°
Average
90°
74°
Last Year
92°
73°
Record
100°
1993
68°
1989

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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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