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100+ F in Phoenix as record-shattering March scorcher intensifies. See how hot it will get. Chevron right

St. Clair, MO

62°F
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St. Clair

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St. Clair, MO Weather
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Today Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Wednesday, March 18

Current Weather

8:05 PM

62°F
Mostly cloudy
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel®
64°
Wind
N 1 mph
Wind Gusts
1 mph
Humidity
38%
Indoor Humidity
31% (Slightly Dry)
Dew Point
36° F
Pressure
↔ 30.00 in
Cloud Cover
76%
Visibility
25 mi
Cloud Ceiling
20000 ft

Night

3/18
43°Lo
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Partly cloudy

WindSW 6 mph

Wind Gusts7 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover41%

Evening

Overnight

Sun & Moon

12 hrs 03 mins
Rise 7:11 AM
Set 7:14 PM
New Moon
Rise 6:53 AM
Set 7:08 PM

Temperature History

3/18
High
Low
Forecast
70°
43°
Average
58°
35°
Last Year
83°
54°

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World North America United States Missouri St. Clair

Weather Near St. Clair:

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