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100-degree heat dome to set up shop over southern US. Get the forecast Chevron right

Bethalto, IL

77°F
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Bethalto

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Bethalto, IL Weather
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Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
July 21

Afternoon

7/21
86°
RealFeel® 99°
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™ 94°
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
Cloudy and humid
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Thursday

WindESE 6 mph

Wind Gusts10 mph

Humidity77%

Dew Point76°

Probability of Precipitation25%

Precipitation0.00 in

Cloud Cover95%

Visibility10 mi

Evening

Day & Night

Sun & Moon

14 hrs 29 mins
Rise 5:52 AM
Set 8:21 PM
Waning Crescent
Rise 2:06 AM
Set 6:06 PM

Temperature History

7/21
High
Low
Forecast
86°
72°
Average
87°
69°
Last Year
81°
66°

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World North America United States Illinois Bethalto

Weather Near Bethalto:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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