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Sweltering 90-100 F heat to expand, affect 170 million in central and eastern US. Details here Chevron right
Severe storms sweep Northeast, teen struck by lightning in Central Park. Read more Chevron right

St. Peter, IL

75°F
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Winter Center
Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Monday, June 23

Day

6/23
96°Hi
RealFeel® 105°
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
Hot and very humid with plenty of sunshine; caution advised if outside for extended periods of time
alerts

Heat Advisory

12:00 PM Saturday - 9:00 PM Tuesday

Max UV Index11 (Extreme)

AccuLumen Brightness Index™9 (Very Bright)

WindSSW 8 mph

Wind Gusts13 mph

Probability of Precipitation12%

Probability of Thunderstorms3%

Precipitation0.00 in

Cloud Cover7%

Morning

Afternoon

Night

6/23
75°Lo
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
Clear, warm and very humid
alerts

Heat Advisory

12:00 PM Saturday - 9:00 PM Tuesday

WindSSW 5 mph

Wind Gusts7 mph

Probability of Precipitation18%

Probability of Thunderstorms4%

Precipitation0.00 in

Cloud Cover8%

Evening

Overnight

Sun & Moon

14 hrs 53 mins
Rise 5:31 AM
Set 8:24 PM
Waning Crescent
Rise 3:21 AM
Set 7:07 PM

Temperature History

6/23
High
Low
Forecast
96°
75°
Average
86°
66°
Last Year
89°
73°

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World North America United States Illinois St. Peter

Weather Near St. Peter:

  • O'Fallon, MO
  • St. Charles, MO
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