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St. Clair, MO

84°F
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St. Clair, MO Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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

Current Weather

6:06 PM

84°F
Sunny
RealFeel® 83°
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™ 83°
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®
83°
RealFeel Shade™
83°
Max UV Index
0.0 (Low)
Wind
SSE 2 mph
Wind Gusts
4 mph
Humidity
26%
Indoor Humidity
26% (Ideal Humidity)
Dew Point
46° F
Pressure
↓ 29.74 in
Cloud Cover
0%
Visibility
28 mi
Cloud Ceiling
33400 ft

Day

3/21
90°Hi
RealFeel® 95°
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™ 89°
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
Hot with plenty of sunshine

Max UV Index5.0 (Moderate)

AccuLumen Brightness Index™10 (Very Bright)

WindSSW 4 mph

Wind Gusts8 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover0%

Morning

Afternoon

Night

3/21
62°Lo
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Mainly clear; breezy late

WindSSW 10 mph

Wind Gusts27 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover11%

Evening

Overnight

Sun & Moon

12 hrs 11 mins
Rise 7:06 AM
Set 7:17 PM
Waxing Crescent
Rise 8:14 AM
Set 10:47 PM

Temperature History

3/21
High
Low
Forecast
90°
62°
Average
59°
36°
Last Year
66°
27°

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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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