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St. Clair, MO

92°F
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St. Clair

Missouri

92°
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St. Clair, MO Weather
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Today

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

5 PM

91°
RealFeel® 91°
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.
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Sunny
alerts

Air Quality Alert

3:10 PM Friday - 3:45 PM Wednesday

RealFeel Shade™89°

WindNE 6 mph

Air QualityPoor

Max UV Index2.0 (Low)

Wind Gusts12 mph

Humidity31%

Indoor Humidity31% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover8%

Visibility10 mi

Cloud Ceiling33300 ft

6 PM

87°
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.
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rain drop 0%
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Mostly sunny
alerts

Air Quality Alert

3:10 PM Friday - 3:45 PM Wednesday

RealFeel Shade™85°

WindNE 6 mph

Air QualityPoor

Max UV Index1.1 (Low)

Wind Gusts9 mph

Humidity37%

Indoor Humidity37% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

83°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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rain drop 0%
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Mostly sunny
alerts

Air Quality Alert

3:10 PM Friday - 3:45 PM Wednesday

RealFeel Shade™81°

WindENE 6 mph

Air QualityPoor

Max UV Index0.1 (Low)

Wind Gusts7 mph

Humidity46%

Indoor Humidity46% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

79°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
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Mostly clear
alerts

Air Quality Alert

3:10 PM Friday - 3:45 PM Wednesday

WindNE 5 mph

Air QualityFair

Wind Gusts12 mph

Humidity53%

Indoor Humidity53% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

75°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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rain drop 0%
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Mostly clear
alerts

Air Quality Alert

3:10 PM Friday - 3:45 PM Wednesday

WindNE 5 mph

Air QualityFair

Wind Gusts10 mph

Humidity60%

Indoor Humidity60% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

72°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
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Mostly clear
alerts

Air Quality Alert

3:10 PM Friday - 3:45 PM Wednesday

WindNE 5 mph

Air QualityFair

Wind Gusts9 mph

Humidity68%

Indoor Humidity68% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

68°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Air Quality Alert

3:10 PM Friday - 3:45 PM Wednesday

WindNE 4 mph

Air QualityFair

Wind Gusts7 mph

Humidity77%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

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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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