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AccuWeather releases its 2026 Atlantic hurricane season forecast. Get the details. Chevron right
Severe weather threatens Missouri through Ohio. See the latest forecast. Chevron right

St. Charles, MO

86°F
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St. Charles

Missouri

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St. Charles, MO Weather
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6 PM

83°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 37%
Chevron down
Mostly sunny

RealFeel Shade™80°

WindSSW 12 mph

Air QualityPoor

Max UV Index1.1 (Low)

Wind Gusts16 mph

Humidity33%

Indoor Humidity33% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

80°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 25%
Chevron down
Mostly sunny

RealFeel Shade™77°

WindSSW 12 mph

Air QualityPoor

Max UV Index0.1 (Low)

Wind Gusts16 mph

Humidity38%

Indoor Humidity38% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

77°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Partly cloudy

WindS 10 mph

Air QualityPoor

Wind Gusts17 mph

Humidity43%

Indoor Humidity43% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

74°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Partly cloudy

WindS 10 mph

Air QualityUnhealthy

Wind Gusts17 mph

Humidity47%

Indoor Humidity47% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

71°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Partly cloudy

WindS 10 mph

Air QualityUnhealthy

Wind Gusts17 mph

Humidity51%

Indoor Humidity51% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

69°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Partly cloudy

WindS 10 mph

Air QualityUnhealthy

Wind Gusts16 mph

Humidity58%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover40%

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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