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St. Charles, IL

79°F
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St. Charles, IL Weather
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Winter Center
Today Hourly

Daily

 Radar MinuteCast Monthly Air Quality Health & Activities

June 16 - July 30

Mon 6/16

88° /66°
7%
Warm with intervals of clouds and sunshine

RealFeel®93°

RealFeel Shade™85°

Max UV Index11 (Extreme)

WindSE 7 mph

Tue 6/17

89° /67°
55%
Warm and humid with intervals of clouds and sunshine; an afternoon thunderstorm

RealFeel®95°

RealFeel Shade™89°

Max UV Index7 (High)

WindWSW 12 mph

Wed 6/18

79° /62°
91%
Cloudy and not as warm with heavy t-storms; breezy in the afternoon; storms can bring flooding downpours, hail, damaging wind gusts, and an isolated tornado

RealFeel®82°

RealFeel Shade™80°

Max UV Index4 (Moderate)

WindS 13 mph

Thu 6/19

81° /64°
3%
Sunny to partly cloudy and nice

RealFeel®89°

RealFeel Shade™80°

Max UV Index11 (Extreme)

WindW 7 mph

Fri 6/20

87° /69°
4%
Warm and humid with increasing cloudiness

RealFeel®92°

RealFeel Shade™87°

Max UV Index8 (Very High)

WindSW 6 mph

Sat 6/21

92° /71°
4%
Sunny, windy and humid

RealFeel®95°

RealFeel Shade™94°

Max UV Index11 (Extreme)

WindSW 15 mph

Sun 6/22

93° /73°
1%
Hot with plenty of sunshine

RealFeel®100°

RealFeel Shade™95°

Max UV Index11 (Extreme)

WindSW 12 mph

Mon 6/23

94° /69°
1%
Hot with sunshine

RealFeel®96°

RealFeel Shade™92°

Max UV Index11 (Extreme)

WindSW 10 mph

Tue 6/24

86° /68°
40%
Partly sunny and not as hot; watch for a strong thunderstorm in the afternoon

RealFeel®89°

RealFeel Shade™86°

Max UV Index11 (Extreme)

WindSW 10 mph

Wed 6/25

84° /66°
64%
Cloudy and humid; a couple of thunderstorms in the morning followed by occasional rain and a thunderstorm in the afternoon

RealFeel®88°

RealFeel Shade™84°

Max UV Index2 (Low)

WindN 5 mph

Thu 6/26

86° /68°
42%
Mostly cloudy and humid; a thunderstorm in spots in the morning followed by a shower in spots in the afternoon

RealFeel®91°

RealFeel Shade™88°

Max UV Index7 (High)

WindS 12 mph

Fri 6/27

84° /66°
1%
Uncomfortably humid with intervals of clouds and sunshine

RealFeel®95°

RealFeel Shade™90°

Max UV Index10 (Very High)

WindWNW 7 mph

Sat 6/28

84° /65°
65%
A couple of thunderstorms in the morning; otherwise, mainly cloudy and humid

RealFeel®91°

RealFeel Shade™85°

Max UV Index5 (Moderate)

WindESE 6 mph

Sun 6/29

83° /62°
20%
Humid with plenty of sunshine

RealFeel®92°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindSW 12 mph

Mon 6/30

88° /68°
5%
Warm and humid with plenty of sunshine

RealFeel®95°

RealFeel Shade™91°

Max UV Index10 (Very High)

WindWSW 8 mph

Tue 7/1

88° /69°
5%
Sunny, warm and humid

RealFeel®94°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindSW 9 mph

Wed 7/2

87° /68°
65%
Partly sunny, humid and remaining warm; a couple of showers and a thunderstorm in the afternoon

RealFeel®97°

RealFeel Shade™92°

Max UV Index10 (Very High)

WindW 6 mph

Thu 7/3

87° /67°
20%
Partly sunny and uncomfortably humid

RealFeel®96°

RealFeel Shade™92°

Max UV Index7 (High)

WindSE 5 mph

Fri 7/4

86° /68°
10%
Mostly sunny and uncomfortably humid

RealFeel®96°

RealFeel Shade™91°

Max UV Index10 (Very High)

WindSSW 8 mph

Sat 7/5

87° /68°
10%
Mostly sunny, warm and very humid

RealFeel®99°

RealFeel Shade™95°

Max UV Index10 (Very High)

WindWSW 4 mph

Sun 7/6

87° /68°
25%
Partly sunny and uncomfortably humid

RealFeel®97°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindS 6 mph

Mon 7/7

88° /69°
5%
Warm and humid with plenty of sun

RealFeel®97°

RealFeel Shade™92°

Max UV Index10 (Very High)

WindSSW 7 mph

Tue 7/8

89° /67°
25%
Sun yielding to clouds, warm and humid

RealFeel®98°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindNW 6 mph

Wed 7/9

86° /66°
60%
Cloudy and humid; occasional afternoon rain

RealFeel®87°

RealFeel Shade™86°

Max UV Index4 (Moderate)

WindNE 8 mph

Thu 7/10

80° /65°
20%
Mostly sunny

RealFeel®87°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindE 5 mph

Fri 7/11

84° /68°
70%
Mostly cloudy and very humid with showers and thunderstorms, mainly later

RealFeel®93°

RealFeel Shade™92°

Max UV Index3 (Moderate)

WindS 9 mph

Sat 7/12

86° /68°
10%
Mostly sunny and humid

RealFeel®93°

RealFeel Shade™90°

Max UV Index10 (Very High)

WindSW 14 mph

Sun 7/13

87° /67°
20%
Humid with clouds to start, then sunshine returns

RealFeel®95°

RealFeel Shade™88°

Max UV Index10 (Very High)

WindN 5 mph

Mon 7/14

85° /68°
25%
Mostly cloudy and humid

RealFeel®92°

RealFeel Shade™92°

Max UV Index3 (Moderate)

WindSSW 8 mph

Tue 7/15

88° /67°
25%
Cloudy and warm

RealFeel®91°

RealFeel Shade™90°

Max UV Index4 (Moderate)

WindWSW 8 mph

Wed 7/16

88° /67°
5%
Plenty of sunshine

RealFeel®92°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindN 6 mph

Thu 7/17

82° /66°
20%
Partly sunny

RealFeel®90°

RealFeel Shade™81°

Max UV Index10 (Very High)

WindNNE 5 mph

Fri 7/18

80° /63°
5%
Plenty of sun

RealFeel®88°

RealFeel Shade™78°

Max UV Index10 (Very High)

WindSSW 4 mph

Sat 7/19

85° /65°
58%
Mostly cloudy; a morning thundershower followed by a thunderstorm in the afternoon

RealFeel®88°

RealFeel Shade™86°

Max UV Index2 (Low)

WindWSW 8 mph

Sun 7/20

81° /62°
10%
Mostly sunny

RealFeel®89°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindN 4 mph

Mon 7/21

80° /62°
20%
Mostly sunny

RealFeel®85°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindSW 6 mph

Tue 7/22

83° /60°
25%
Increasing cloudiness

RealFeel®80°

RealFeel Shade™80°

Max UV Index7 (High)

WindW 14 mph

Wed 7/23

77° /60°
25%
Cloudy

RealFeel®75°

RealFeel Shade™75°

Max UV Index3 (Moderate)

WindWNW 13 mph

Thu 7/24

78° /61°
25%
Partly sunny

RealFeel®82°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindWNW 5 mph

Fri 7/25

78° /60°
25%
Cloudy

RealFeel®78°

RealFeel Shade™78°

Max UV Index3 (Moderate)

WindESE 4 mph

Sat 7/26

79° /66°
25%
Mostly cloudy

RealFeel®81°

RealFeel Shade™76°

Max UV Index5 (Moderate)

WindE 7 mph

Sun 7/27

80° /67°
40%
Mostly cloudy with a thunderstorm in spots in the afternoon

RealFeel®80°

RealFeel Shade™80°

Max UV Index3 (Moderate)

WindESE 7 mph

Mon 7/28

81° /60°
0%
Mostly sunny

RealFeel®87°

RealFeel Shade™81°

Max UV Index9 (Very High)

WindESE 2 mph

Tue 7/29

80° /59°
1%
Mostly sunny

RealFeel®87°

RealFeel Shade™81°

Max UV Index9 (Very High)

WindESE 2 mph

Wed 7/30

80° /60°
0%
Plenty of sunshine

RealFeel®86°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindE 5 mph

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World North America United States Illinois St. Charles

Weather Near St. Charles:

  • Chicago, IL
  • Joliet, IL
  • Naperville, IL
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