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O'Fallon, MO

18°F
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O'Fallon

Missouri

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O'Fallon, MO Weather
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8 PM

18°
RealFeel® 3°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 4%
Chevron down
Mostly cloudy

WindWNW 13 mph

Air QualityExcellent

Wind Gusts21 mph

Humidity48%

Indoor Humidity17% (Extremely Dry)

Dew Point2° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover78%

Visibility10 mi

Cloud Ceiling6800 ft

9 PM

18°
RealFeel® 3°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 4%
Chevron down
Intermittent clouds

WindWNW 13 mph

Air QualityExcellent

Wind Gusts18 mph

Humidity48%

Indoor Humidity17% (Extremely Dry)

Dew Point1° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling7100 ft

10 PM

18°
RealFeel® 3°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 4%
Chevron down
Intermittent clouds

WindWNW 13 mph

Air QualityExcellent

Wind Gusts16 mph

Humidity47%

Indoor Humidity17% (Extremely Dry)

Dew Point1° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover54%

Visibility10 mi

Cloud Ceiling8600 ft

11 PM

18°
RealFeel® 3°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 4%
Chevron down
Partly cloudy

WindWNW 12 mph

Air QualityExcellent

Wind Gusts15 mph

Humidity47%

Indoor Humidity16% (Extremely Dry)

Dew Point0° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover42%

Visibility10 mi

Cloud Ceiling30000 ft

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World North America United States Missouri O'Fallon

Weather Near O'Fallon:

  • St. Charles, MO
  • St. Louis, MO
  • St. Peters, MO
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