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St. Charles, MO

92°F
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St. Charles

Missouri

92°
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St. Charles, MO Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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Today

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

3 PM

92°
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
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

3:10 PM Friday - 8:00 PM Thursday

RealFeel Shade™90°

WindSSE 6 mph

Air QualityPoor

Max UV Index4.2 (Moderate)

Wind Gusts7 mph

Humidity33%

Indoor Humidity33% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover44%

Visibility10 mi

Cloud Ceiling33000 ft

4 PM

92°
RealFeel® 94°
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
rain drop 0%
Chevron down
Mostly sunny
alerts

Air Quality Alert

3:10 PM Friday - 8:00 PM Thursday

RealFeel Shade™90°

WindSSE 6 mph

Air QualityPoor

Max UV Index3.0 (Moderate)

Wind Gusts9 mph

Humidity29%

Indoor Humidity29% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

91°
RealFeel® 92°
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
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

3:10 PM Friday - 8:00 PM Thursday

RealFeel Shade™89°

WindSSE 6 mph

Air QualityPoor

Max UV Index2.0 (Low)

Wind Gusts7 mph

Humidity31%

Indoor Humidity31% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover32%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

89°
RealFeel® 88°
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
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

3:10 PM Friday - 8:00 PM Thursday

RealFeel Shade™86°

WindSE 6 mph

Air QualityPoor

Max UV Index1.0 (Low)

Wind Gusts7 mph

Humidity35%

Indoor Humidity35% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

86°
RealFeel® 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
rain drop 2%
Chevron down
Partly sunny
alerts

Air Quality Alert

3:10 PM Friday - 8:00 PM Thursday

RealFeel Shade™84°

WindESE 6 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts7 mph

Humidity41%

Indoor Humidity41% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

82°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 19%
Chevron down
Intermittent clouds

WindE 6 mph

Air QualityPoor

Wind Gusts12 mph

Humidity44%

Indoor Humidity44% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

79°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 19%
Chevron down
Intermittent clouds

WindESE 6 mph

Air QualityPoor

Wind Gusts12 mph

Humidity51%

Indoor Humidity51% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

77°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 24%
Chevron down
Intermittent clouds

WindSE 6 mph

Air QualityPoor

Wind Gusts13 mph

Humidity57%

Indoor Humidity57% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

75°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 43%
Chevron down
Intermittent clouds

WindESE 6 mph

Air QualityPoor

Wind Gusts12 mph

Humidity61%

Indoor Humidity61% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

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World North America United States Missouri St. Charles

Weather Near St. Charles:

  • O'Fallon, MO
  • Springfield, IL
  • St. Louis, MO
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