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Illinois, IL

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Winter Center
Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Thursday, August 21

Day

8/21
85°Hi
RealFeel® 97°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Mostly sunny and humid

Max UV Index8 (Very High)

WindS 4 mph

Wind Gusts8 mph

Probability of Precipitation20%

Probability of Thunderstorms4%

Precipitation0.00 in

Cloud Cover12%

Night

8/21
67°Lo
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Partly cloudy and humid

WindSE 4 mph

Wind Gusts9 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover45%

Sun & Moon

13 hrs 35 mins
Rise 6:09 AM
Set 7:44 PM
Waning Crescent
Rise 4:05 AM
Set 7:12 PM

Temperature History

8/21
High
Low
Forecast
85°
67°
Average
82°
63°
Last Year
74°
51°

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World North America United States Illinois Illinois

Weather Near Illinois:

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