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Dangerous heat wave to expand east early this week, affecting 170 million people. Details here Chevron right

St. Augustine, IL

80°F
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St. Augustine

Illinois

80°
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Winter Center

Today Hourly

Daily

Radar MinuteCast Monthly Air Quality Health & Activities
Heat Advisory

June 23 - August 6

Mon 6/23

94° /74°
4%
Breezy and hot with plenty of sunshine; danger of dehydration and heatstroke if outside for extended periods of time
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Thursday

RealFeel®101°

RealFeel Shade™96°

Max UV Index11 (Extreme)

WindSSW 14 mph

Tue 6/24

90° /72°
95%
Partly sunny with a couple of showers and a heavy thunderstorm; hot; possible danger of dehydration and heatstroke while doing strenuous activities
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Thursday

RealFeel®100°

RealFeel Shade™94°

Max UV Index11 (Extreme)

WindSW 8 mph

Wed 6/25

92° /73°
40%
Hot and humid with times of clouds and sun; a thunderstorm in spots in the afternoon
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Thursday

RealFeel®102°

RealFeel Shade™97°

Max UV Index11 (Extreme)

WindSSW 6 mph

Thu 6/26

93° /72°
25%
Mostly sunny and hot; caution advised if doing strenuous activities outside
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Thursday

RealFeel®100°

RealFeel Shade™94°

Max UV Index11 (Extreme)

WindSSW 9 mph

Fri 6/27

86° /68°
48%
Mostly cloudy and uncomfortably humid; a thunderstorm in one or two spots in the afternoon

RealFeel®95°

RealFeel Shade™90°

Max UV Index5 (Moderate)

WindSW 10 mph

Sat 6/28

87° /67°
91%
Cloudy and very humid with thunderstorms

RealFeel®94°

RealFeel Shade™92°

Max UV Index6 (High)

WindSW 9 mph

Sun 6/29

86° /65°
44%
Cloudy and humid with a strong thunderstorm in spots

RealFeel®95°

RealFeel Shade™92°

Max UV Index3 (Moderate)

WindSW 8 mph

Mon 6/30

84° /61°
62%
Very humid with times of sun and clouds; a couple of morning thunderstorms followed by a couple of showers in the afternoon

RealFeel®95°

RealFeel Shade™90°

Max UV Index9 (Very High)

WindWNW 7 mph

Tue 7/1

85° /62°
1%
Less humid with plenty of sunshine

RealFeel®90°

RealFeel Shade™84°

Max UV Index11 (Extreme)

WindNNW 7 mph

Wed 7/2

83° /60°
40%
A shower in places in the morning; otherwise, sunshine and a few clouds

RealFeel®91°

RealFeel Shade™83°

Max UV Index11 (Extreme)

WindNNW 4 mph

Thu 7/3

84° /62°
2%
Mostly sunny

RealFeel®88°

RealFeel Shade™83°

Max UV Index11 (Extreme)

WindS 8 mph

Fri 7/4

83° /64°
1%
Humid with plenty of sun

RealFeel®90°

RealFeel Shade™85°

Max UV Index11 (Extreme)

WindSSW 10 mph

Sat 7/5

84° /61°
75%
Periods of rain in the morning; otherwise, mostly cloudy and humid

RealFeel®93°

RealFeel Shade™90°

Max UV Index10 (Very High)

WindSW 9 mph

Sun 7/6

83° /62°
20%
Mostly sunny and humid

RealFeel®90°

RealFeel Shade™84°

Max UV Index11 (Extreme)

WindNE 6 mph

Mon 7/7

78° /58°
20%
More sun than clouds

RealFeel®84°

RealFeel Shade™77°

Max UV Index11 (Extreme)

WindE 5 mph

Tue 7/8

79° /62°
25%
Increasing cloudiness

RealFeel®84°

RealFeel Shade™80°

Max UV Index11 (Extreme)

WindSE 6 mph

Wed 7/9

84° /66°
10%
Mostly sunny and humid

RealFeel®91°

RealFeel Shade™87°

Max UV Index11 (Extreme)

WindSSW 9 mph

Thu 7/10

87° /66°
20%
Mostly sunny and humid

RealFeel®95°

RealFeel Shade™90°

Max UV Index11 (Extreme)

WindENE 6 mph

Fri 7/11

87° /68°
25%
Clouds to start, then sunshine returns

RealFeel®90°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindSSW 9 mph

Sat 7/12

85° /66°
65%
Mostly cloudy with a couple of showers and a thunderstorm in the afternoon

RealFeel®89°

RealFeel Shade™88°

Max UV Index3 (Moderate)

WindWSW 7 mph

Sun 7/13

83° /66°
5%
Sunny

RealFeel®90°

RealFeel Shade™84°

Max UV Index10 (Very High)

WindN 5 mph

Mon 7/14

83° /65°
40%
Sun giving way to increasing clouds with a thunderstorm in spots in the afternoon

RealFeel®86°

RealFeel Shade™85°

Max UV Index9 (Very High)

WindSE 8 mph

Tue 7/15

81° /66°
65%
Humid with variable cloudiness; a couple of showers and a thunderstorm in the afternoon

RealFeel®92°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindWSW 5 mph

Wed 7/16

80° /66°
61%
A couple of showers and a thunderstorm in the morning; otherwise, mostly cloudy and humid

RealFeel®89°

RealFeel Shade™88°

Max UV Index2 (Low)

WindE 5 mph

Thu 7/17

79° /65°
70%
Mostly cloudy and humid with showers and thunderstorms, mainly later

RealFeel®85°

RealFeel Shade™84°

Max UV Index3 (Moderate)

WindSE 7 mph

Fri 7/18

80° /66°
57%
A couple of showers in the morning; otherwise, mostly cloudy and humid

RealFeel®87°

RealFeel Shade™86°

Max UV Index3 (Moderate)

WindWSW 5 mph

Sat 7/19

81° /66°
25%
Humid with clouds and sunshine

RealFeel®91°

RealFeel Shade™89°

Max UV Index5 (Moderate)

WindSSE 5 mph

Sun 7/20

86° /68°
5%
Humid with plenty of sunshine

RealFeel®95°

RealFeel Shade™92°

Max UV Index10 (Very High)

WindSSW 7 mph

Mon 7/21

86° /67°
20%
Mostly sunny and humid

RealFeel®98°

RealFeel Shade™95°

Max UV Index10 (Very High)

WindESE 2 mph

Tue 7/22

85° /66°
20%
Mostly sunny and humid

RealFeel®93°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindNNW 6 mph

Wed 7/23

81° /66°
41%
Mainly cloudy and humid; a morning shower in spots followed by a thunderstorm in spots in the afternoon

RealFeel®86°

RealFeel Shade™86°

Max UV Index3 (Moderate)

WindSE 6 mph

Thu 7/24

82° /65°
25%
Mostly sunny and humid

RealFeel®92°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindNE 4 mph

Fri 7/25

80° /61°
5%
Less humid with plenty of sunshine

RealFeel®84°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindNE 8 mph

Sat 7/26

79° /60°
25%
Partly sunny

RealFeel®81°

RealFeel Shade™77°

Max UV Index7 (High)

WindE 6 mph

Sun 7/27

80° /61°
20%
Plenty of sunshine

RealFeel®84°

RealFeel Shade™78°

Max UV Index10 (Very High)

WindENE 6 mph

Mon 7/28

81° /63°
5%
Plenty of sunshine

RealFeel®87°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindENE 5 mph

Tue 7/29

84° /66°
5%
Plenty of sunshine

RealFeel®92°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindNE 2 mph

Wed 7/30

86° /67°
10%
Brilliant sunshine

RealFeel®94°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindSSE 2 mph

Thu 7/31

87° /68°
25%
A blend of sun and clouds

RealFeel®88°

RealFeel Shade™86°

Max UV Index5 (Moderate)

WindSSW 9 mph

Fri 8/1

88° /67°
10%
Mostly sunny and warm

RealFeel®93°

RealFeel Shade™87°

Max UV Index9 (Very High)

WindNNW 8 mph

Sat 8/2

86° /64°
25%
Less humid with intervals of clouds and sunshine

RealFeel®89°

RealFeel Shade™84°

Max UV Index9 (Very High)

WindENE 7 mph

Sun 8/3

80° /62°
60%
Intervals of clouds and sunshine with a couple of showers in the afternoon

RealFeel®78°

RealFeel Shade™77°

Max UV Index4 (Moderate)

WindE 8 mph

Mon 8/4

83° /63°
2%
Mostly sunny

RealFeel®93°

RealFeel Shade™89°

Max UV Index9 (Very High)

WindSW 1 mph

Tue 8/5

83° /63°
1%
Sunny

RealFeel®90°

RealFeel Shade™87°

Max UV Index9 (Very High)

WindSSW 6 mph

Wed 8/6

84° /61°
63%
Partly sunny with a couple of showers and a thunderstorm, mainly later

RealFeel®91°

RealFeel Shade™88°

Max UV Index8 (Very High)

WindSW 9 mph

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World North America United States Illinois St. Augustine

Weather Near St. Augustine:

  • Davenport, IA
  • Moline, IL
  • Rock Island, IL
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