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Sweltering 90-100 F heat to expand, affect 170 million in central and eastern US. Details here Chevron right

St. Peters, MO

78°F
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Winter Center
Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Sunday, June 22

Current Weather

6:50 AM

78°F
Sunny
RealFeel® 86°
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
RealFeel Shade™ 84°
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
RealFeel®
86°
RealFeel Shade™
84°
Max UV Index
1 Low
Wind
SSE 2 mph
Wind Gusts
6 mph
Humidity
83%
Indoor Humidity
83% (Extremely Humid)
Dew Point
72° F
Pressure
↔ 30.01 in
Cloud Cover
0%
Visibility
9 mi
Cloud Ceiling
40000 ft

Day

6/22
98°Hi
RealFeel® 103°
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™ 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
Blazing sunshine and very hot; stay hydrated when outside in the heat
alerts

Extreme Heat Warning

8:00 PM Saturday - 9:00 PM Tuesday

Max UV Index11 (Extreme)

AccuLumen Brightness Index™10 (Very Bright)

WindSW 12 mph

Wind Gusts25 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover1%

Morning

Afternoon

Night

6/22
76°Lo
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Clear and very warm
alerts

Extreme Heat Warning

8:00 PM Saturday - 9:00 PM Tuesday

WindS 7 mph

Wind Gusts14 mph

Probability of Precipitation4%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover0%

Evening

Overnight

Sun & Moon

14 hrs 53 mins
Rise 5:38 AM
Set 8:31 PM
Waning Crescent
Rise 2:45 AM
Set 5:57 PM

Temperature History

6/22
High
Low
Forecast
98°
76°
Average
87°
65°
Last Year
93°
71°

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World North America United States Missouri St. Peters

Weather Near St. Peters:

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