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St. Augustine, FL

89°F
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St. Augustine

Florida

89°
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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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August 18 - September 1

Tue 8/18

99° /76°
55%
Sunny to partly cloudy and humid; a thunderstorm in spots late this afternoon
alerts

Extreme Heat Warning

11:00 AM Tuesday - 8:00 PM Tuesday

alerts

Special Weather Statement

4:40 PM Tuesday - 6:15 PM Tuesday

RealFeel®114°

RealFeel Shade™106°

Max UV Index11.0 (Extreme)

WindWSW 10 mph

Total Hours of Precipitation1.5

Total Hours of Rain1.5

Wed 8/19

94° /76°
55%
Times of clouds and sun, warm and humid; a heavy thunderstorm in the afternoon; thunderstorms can bring gusty winds and ponding on roadways
alerts

Heat Advisory

11:00 AM Wednesday - 8:00 PM Wednesday

RealFeel®111°

RealFeel Shade™103°

Max UV Index11.0 (Extreme)

WindSW 8 mph

Total Hours of Precipitation1

Total Hours of Rain1

Thu 8/20

92° /76°
55%
Humid with times of sun and clouds; a stray afternoon thunderstorm

RealFeel®109°

RealFeel Shade™100°

Max UV Index10.0 (Very High)

WindSW 8 mph

Total Hours of Precipitation1

Total Hours of Rain1

Fri 8/21

93° /75°
55%
Humid with clouds and breaks of sun; an afternoon thunderstorm

RealFeel®107°

RealFeel Shade™100°

Max UV Index7.0 (High)

WindS 7 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Sat 8/22

91° /76°
55%
Humid with intervals of clouds and sunshine; a thunderstorm in spots in the afternoon

RealFeel®106°

RealFeel Shade™98°

Max UV Index9.0 (Very High)

WindSSW 7 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Sun 8/23

86° /74°
55%
Humid with intervals of bright sunshine; a thunderstorm in the afternoon

RealFeel®98°

RealFeel Shade™92°

Max UV Index5.0 (Moderate)

WindSW 8 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Mon 8/24

91° /75°
58%
Partly sunny and humid; a couple of showers in the afternoon

RealFeel®106°

RealFeel Shade™97°

Max UV Index10.0 (Very High)

WindS 8 mph

Total Hours of Precipitation1

Total Hours of Rain1

Tue 8/25

90° /76°
55%
Partly sunny and humid with a couple of showers

RealFeel®103°

RealFeel Shade™96°

Max UV Index6.0 (High)

WindS 8 mph

Total Hours of Precipitation2

Total Hours of Rain2

Wed 8/26

89° /74°
10%
Mostly sunny and humid

RealFeel®103°

RealFeel Shade™94°

Max UV Index10.0 (Very High)

WindS 8 mph

Thu 8/27

90° /75°
60%
Variable cloudiness with a couple of showers; humid

RealFeel®101°

RealFeel Shade™93°

Max UV Index9.0 (Very High)

WindSSW 8 mph

Total Hours of Precipitation2

Total Hours of Rain2

Fri 8/28

88° /74°
68%
Humid with periods of rain

RealFeel®103°

RealFeel Shade™95°

Max UV Index6.0 (High)

WindS 6 mph

Total Hours of Precipitation3.5

Total Hours of Rain3.5

Sat 8/29

87° /74°
76%
Humid with rain

RealFeel®97°

RealFeel Shade™92°

Max UV Index2.0 (Low)

WindN 4 mph

Total Hours of Precipitation9

Total Hours of Rain9

Sun 8/30

87° /75°
55%
Mostly cloudy and humid with a touch of rain

RealFeel®103°

RealFeel Shade™93°

Max UV Index10.0 (Very High)

WindNNE 6 mph

Total Hours of Precipitation2

Total Hours of Rain2

Mon 8/31

86° /73°
57%
Cloudy and humid with a couple of thunderstorms

RealFeel®96°

RealFeel Shade™92°

Max UV Index2.0 (Low)

WindNE 5 mph

Total Hours of Precipitation2.5

Total Hours of Rain2.5

Tue 9/1

86° /76°
64%
A couple of morning showers and a thunderstorm; otherwise, mostly cloudy and humid

RealFeel®98°

RealFeel Shade™94°

Max UV Index5.0 (Moderate)

WindNE 5 mph

Total Hours of Precipitation1

Total Hours of Rain1

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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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