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Hurricane Lowell to turn toward Hawaii. Click to see the forecast. Chevron right
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Summit, IL

86°F
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Summit, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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September 5 - September 19

Sat 9/5

87° /67°
25%
Not as hot but humid with times of clouds and sun

RealFeel®96°

RealFeel Shade™92°

Max UV Index4.0 (Moderate)

WindNNE 9 mph

Sun 9/6

78° /64°
0%
Mostly sunny, pleasant and less humid

RealFeel®80°

RealFeel Shade™75°

Max UV Index6.0 (High)

WindNE 9 mph

Mon 9/7

79° /66°
3%
Partly sunny and pleasant

RealFeel®82°

RealFeel Shade™76°

Max UV Index6.0 (High)

WindE 8 mph

Tue 9/8

88° /72°
8%
Very warm with times of clouds and sun

RealFeel®90°

RealFeel Shade™86°

Max UV Index6.0 (High)

WindS 7 mph

Wed 9/9

88° /64°
55%
Clouds and sun with widely separated thunderstorms; very warm

RealFeel®91°

RealFeel Shade™86°

Max UV Index6.0 (High)

WindWSW 9 mph

Total Hours of Precipitation1

Total Hours of Rain1

Thu 9/10

79° /64°
19%
Partly sunny and less humid

RealFeel®82°

RealFeel Shade™76°

Max UV Index6.0 (High)

WindNW 8 mph

Fri 9/11

81° /64°
10%
Partly sunny

RealFeel®86°

RealFeel Shade™79°

Max UV Index5.0 (Moderate)

WindSW 4 mph

Sat 9/12

81° /67°
55%
Intervals of clouds and sunshine with a thundershower in the afternoon

RealFeel®81°

RealFeel Shade™78°

Max UV Index4.0 (Moderate)

WindS 12 mph

Total Hours of Precipitation1

Total Hours of Rain1

Sun 9/13

85° /66°
0%
Mostly cloudy and warm

RealFeel®87°

RealFeel Shade™83°

Max UV Index5.0 (Moderate)

WindWNW 7 mph

Mon 9/14

77° /64°
0%
Plenty of sun

RealFeel®83°

RealFeel Shade™76°

Max UV Index5.0 (Moderate)

WindNNW 4 mph

Tue 9/15

80° /65°
1%
Mostly sunny

RealFeel®82°

RealFeel Shade™78°

Max UV Index5.0 (Moderate)

WindNE 9 mph

Wed 9/16

78° /62°
1%
Plenty of sunshine

RealFeel®82°

RealFeel Shade™77°

Max UV Index5.0 (Moderate)

WindSE 7 mph

Thu 9/17

77° /63°
0%
Humid with plenty of sunshine

RealFeel®84°

RealFeel Shade™79°

Max UV Index5.0 (Moderate)

WindS 8 mph

Fri 9/18

76° /58°
25%
Mostly cloudy and less humid

RealFeel®75°

RealFeel Shade™75°

Max UV Index2.0 (Low)

WindE 7 mph

Sat 9/19

77° /64°
63%
Cloudy and humid; a couple of showers and a thunderstorm in the morning followed by a little rain in the afternoon

RealFeel®78°

RealFeel Shade™78°

Max UV Index2.0 (Low)

WindSSE 6 mph

Total Hours of Precipitation2.5

Total Hours of Rain2.5

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World North America United States Illinois Summit

Weather Near Summit:

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