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St. Charles, IL

77°F
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St. Charles

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St. Charles, IL Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities

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Winter Center
Today Hourly

Daily

 Radar MinuteCast Monthly Air Quality Health & Activities

June 28 - August 11

Sat 6/28

89° /67°
1%
Mainly clear and humid

RealFeel®69°

Cloud Cover19%

WindSSE 6 mph

Wind Gusts10 mph

Sun 6/29

94° /69°
1%
Partly sunny and hot; caution advised if outside for extended periods of time

RealFeel®101°

RealFeel Shade™95°

Max UV Index10 (Very High)

WindSSW 9 mph

Mon 6/30

83° /63°
80%
More clouds than sun; not as hot but humid with a thunderstorm; thunderstorms can bring gusty winds, hail and localized flooding

RealFeel®89°

RealFeel Shade™85°

Max UV Index3 (Moderate)

WindWNW 9 mph

Tue 7/1

85° /64°
1%
Mostly sunny and less humid

RealFeel®89°

RealFeel Shade™82°

Max UV Index10 (Very High)

WindWNW 8 mph

Wed 7/2

87° /65°
25%
Times of clouds and sun

RealFeel®93°

RealFeel Shade™84°

Max UV Index8 (Very High)

WindWNW 7 mph

Thu 7/3

87° /65°
1%
Humid with plenty of sunshine

RealFeel®96°

RealFeel Shade™88°

Max UV Index10 (Very High)

WindNNW 6 mph

Fri 7/4

83° /70°
35%
Some sun with a couple of thunderstorms possible; humid

RealFeel®94°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindSSE 6 mph

Sat 7/5

88° /70°
67%
Mostly cloudy and humid; a couple of afternoon thunderstorms

RealFeel®97°

RealFeel Shade™97°

Max UV Index6 (High)

WindSSW 13 mph

Sun 7/6

86° /67°
66%
Intervals of clouds and sunshine with a couple of showers, mainly early; humid

RealFeel®95°

RealFeel Shade™87°

Max UV Index6 (High)

WindNNW 4 mph

Mon 7/7

86° /68°
75%
Cloudy and humid with showers

RealFeel®88°

RealFeel Shade™85°

Max UV Index3 (Moderate)

WindSE 5 mph

Tue 7/8

82° /65°
71%
Rain at times in the morning; otherwise, mainly cloudy

RealFeel®86°

RealFeel Shade™83°

Max UV Index4 (Moderate)

WindSW 5 mph

Wed 7/9

85° /66°
75%
Humid with rain

RealFeel®89°

RealFeel Shade™83°

Max UV Index5 (Moderate)

WindSSW 8 mph

Thu 7/10

88° /65°
55%
Occasional morning rain; otherwise, clouds giving way to some sun

RealFeel®89°

RealFeel Shade™85°

Max UV Index5 (Moderate)

WindW 9 mph

Fri 7/11

86° /63°
10%
Sunny

RealFeel®92°

RealFeel Shade™84°

Max UV Index10 (Very High)

WindWNW 5 mph

Sat 7/12

81° /65°
20%
Partly sunny

RealFeel®85°

RealFeel Shade™79°

Max UV Index9 (Very High)

WindSSW 7 mph

Sun 7/13

83° /67°
10%
Sunny

RealFeel®90°

RealFeel Shade™83°

Max UV Index10 (Very High)

WindSSW 5 mph

Mon 7/14

86° /67°
25%
Increasing clouds and humid

RealFeel®93°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindSSW 6 mph

Tue 7/15

87° /68°
20%
Humid with partial sunshine

RealFeel®96°

RealFeel Shade™89°

Max UV Index9 (Very High)

WindSSW 5 mph

Wed 7/16

87° /67°
60%
Mostly sunny and humid; a shower in the afternoon

RealFeel®96°

RealFeel Shade™90°

Max UV Index10 (Very High)

WindNNW 6 mph

Thu 7/17

84° /66°
5%
Less humid with plenty of sun

RealFeel®91°

RealFeel Shade™83°

Max UV Index10 (Very High)

WindE 5 mph

Fri 7/18

85° /68°
25%
Mainly cloudy

RealFeel®83°

RealFeel Shade™82°

Max UV Index3 (Moderate)

WindSW 12 mph

Sat 7/19

88° /64°
10%
Mostly sunny

RealFeel®92°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindNNW 7 mph

Sun 7/20

80° /60°
20%
Mostly sunny and less humid

RealFeel®87°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindN 5 mph

Mon 7/21

79° /60°
25%
Increasing cloudiness

RealFeel®84°

RealFeel Shade™78°

Max UV Index10 (Very High)

WindS 5 mph

Tue 7/22

83° /66°
5%
Brilliant sunshine

RealFeel®87°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindW 6 mph

Wed 7/23

86° /67°
39%
Humid with increasing cloudiness; a thunderstorm in spots in the afternoon

RealFeel®93°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindENE 5 mph

Thu 7/24

81° /65°
20%
Partly sunny

RealFeel®88°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindNE 4 mph

Fri 7/25

80° /64°
10%
Mostly sunny

RealFeel®86°

RealFeel Shade™78°

Max UV Index10 (Very High)

WindNNE 6 mph

Sat 7/26

80° /61°
20%
Sunshine and less humid

RealFeel®86°

RealFeel Shade™77°

Max UV Index9 (Very High)

WindSSW 5 mph

Sun 7/27

83° /65°
64%
Rain

RealFeel®80°

RealFeel Shade™78°

Max UV Index2 (Low)

WindSSE 9 mph

Mon 7/28

79° /63°
20%
Partly sunny

RealFeel®84°

RealFeel Shade™79°

Max UV Index9 (Very High)

WindW 9 mph

Tue 7/29

81° /67°
25%
Humid with clouds to start, then sunshine returns

RealFeel®90°

RealFeel Shade™83°

Max UV Index9 (Very High)

WindWNW 4 mph

Wed 7/30

82° /64°
10%
Mostly sunny and humid

RealFeel®88°

RealFeel Shade™80°

Max UV Index9 (Very High)

WindWNW 8 mph

Thu 7/31

79° /61°
25%
Mostly sunny and less humid

RealFeel®83°

RealFeel Shade™76°

Max UV Index9 (Very High)

WindWNW 8 mph

Fri 8/1

79° /62°
10%
Mostly sunny

RealFeel®83°

RealFeel Shade™76°

Max UV Index9 (Very High)

WindNW 7 mph

Sat 8/2

80° /60°
5%
Plenty of sunshine

RealFeel®85°

RealFeel Shade™77°

Max UV Index9 (Very High)

WindNW 5 mph

Sun 8/3

79° /64°
10%
Mostly sunny

RealFeel®84°

RealFeel Shade™77°

Max UV Index9 (Very High)

WindSW 6 mph

Mon 8/4

84° /66°
55%
A morning thunderstorm; otherwise, mostly sunny

RealFeel®91°

RealFeel Shade™83°

Max UV Index9 (Very High)

WindW 4 mph

Tue 8/5

81° /66°
55%
Cloudy; areas of drizzle in the morning followed by a little rain in the afternoon

RealFeel®81°

RealFeel Shade™81°

Max UV Index2 (Low)

WindESE 5 mph

Wed 8/6

78° /61°
25%
Humid with intervals of clouds and sunshine

RealFeel®84°

RealFeel Shade™77°

Max UV Index9 (Very High)

WindNNW 8 mph

Thu 8/7

78° /60°
20%
Mostly sunny and less humid

RealFeel®84°

RealFeel Shade™76°

Max UV Index9 (Very High)

WindNE 4 mph

Fri 8/8

77° /63°
25%
A thick cloud cover

RealFeel®76°

RealFeel Shade™76°

Max UV Index3 (Moderate)

WindSE 6 mph

Sat 8/9

78° /67°
59%
Cloudy; a morning shower in spots followed by a little rain in the afternoon

RealFeel®77°

RealFeel Shade™77°

Max UV Index2 (Low)

WindSSW 16 mph

Sun 8/10

84° /67°
62%
Cloudy and humid with a couple of showers and a thunderstorm, mainly early in the day

RealFeel®86°

RealFeel Shade™86°

Max UV Index2 (Low)

WindSSW 12 mph

Mon 8/11

79° /61°
78%
Mostly cloudy; a shower in the morning followed by rain in the afternoon

RealFeel®76°

RealFeel Shade™76°

Max UV Index6 (High)

WindSE 8 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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