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Dangerous heat wave to impact 170 million people in Midwest and Northeast. Details here Chevron right

Saint Charles, IL

67°F
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Saint Charles

Illinois

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Winter Center
Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Saturday, June 21

Day

6/21
96°Hi
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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™ 98°
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; windy, warmer and humid; start of an extended heat wave; stay hydrated
alerts

Heat Advisory

10:00 AM Saturday - 12:00 AM Tuesday

Max UV Index11 (Extreme)

AccuLumen Brightness Index™9 (Very Bright)

WindSSW 20 mph

Wind Gusts44 mph

Probability of Precipitation3%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover11%

Morning

Afternoon

Night

6/21
73°Lo
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Clear, breezy and humid
alerts

Heat Advisory

10:00 AM Saturday - 12:00 AM Tuesday

WindSSW 15 mph

Wind Gusts36 mph

Probability of Precipitation5%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover0%

Evening

Overnight

Sun & Moon

15 hrs 14 mins
Rise 5:18 AM
Set 8:32 PM
Waning Crescent
Rise 1:56 AM
Set 4:36 PM

Temperature History

6/21
High
Low
Forecast
96°
73°
Average
82°
60°
Last Year
92°
66°
Record
98°
2022
46°
2003

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World North America United States Illinois Saint Charles

Weather Near Saint Charles:

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