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St. Augustine, FL

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Today Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Monday, August 18

Current Weather

2:14 PM

88°F
Mostly cloudy
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
RealFeel Shade™ 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
RealFeel®
99°
RealFeel Shade™
95°
Max UV Index
2.8 (Moderate)
Wind
ENE 12 mph
Wind Gusts
12 mph
Humidity
70%
Indoor Humidity
70% (Extremely Humid)
Dew Point
77° F
Pressure
↔ 29.97 in
Cloud Cover
76%
Visibility
10 mi
Cloud Ceiling
2500 ft

Day

8/18
88°Hi
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
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™ 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
Times of clouds and sun with a thunderstorm or two; humid; watch for unusually rough surf and rip currents
alerts

Rip Current Statement

1:29 AM Monday - 8:00 PM Thursday

Max UV Index11.0 (Extreme)

AccuLumen Brightness Index™7 (Bright)

WindNE 9 mph

Wind Gusts17 mph

Probability of Precipitation87%

Probability of Thunderstorms55%

Precipitation0.14 in

Rain0.14 in

Hours of Precipitation2

Hours of Rain2

Cloud Cover51%

Morning

Afternoon

Night

8/18
79°Lo
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
Partly cloudy and humid; watch for unusually rough surf and rip currents
alerts

Rip Current Statement

1:29 AM Monday - 8:00 PM Thursday

WindENE 8 mph

Wind Gusts13 mph

Probability of Precipitation17%

Probability of Thunderstorms4%

Precipitation0.00 in

Cloud Cover26%

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°
79°
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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