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Heat wave to intensify as all-time March records fall across the West. See how hot it will get. Chevron right

St. Charles, MO

74°F
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St. Charles

Missouri

74°
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St. Charles, MO Weather
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Chevron right

3 PM

74°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny

RealFeel Shade™72°

WindSW 6 mph

Air QualityPoor

Max UV Index4.0 (Moderate)

Wind Gusts10 mph

Humidity34%

Indoor Humidity34% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

74°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny

RealFeel Shade™72°

WindWSW 6 mph

Air QualityPoor

Max UV Index2.9 (Moderate)

Wind Gusts13 mph

Humidity35%

Indoor Humidity35% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover5%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

74°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny

RealFeel Shade™72°

WindSW 6 mph

Air QualityPoor

Max UV Index1.9 (Low)

Wind Gusts7 mph

Humidity35%

Indoor Humidity35% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover8%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

72°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™72°

WindSSE 5 mph

Air QualityPoor

Max UV Index0.9 (Low)

Wind Gusts6 mph

Humidity39%

Indoor Humidity39% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover12%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

69°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™67°

WindSE 5 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts5 mph

Humidity45%

Indoor Humidity45% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover14%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

65°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindS 5 mph

Air QualityPoor

Wind Gusts5 mph

Humidity53%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover13%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

61°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSSE 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity60%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

58°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSSE 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity68%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover8%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

55°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSSE 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity75%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover5%

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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