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O'Fallon, IL

51°F
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O'Fallon

Illinois

51°
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O'Fallon, IL Weather
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6 PM

50°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
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Intermittent clouds

RealFeel Shade™48°

WindNE 8 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts14 mph

Humidity45%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover53%

Visibility10 mi

Cloud Ceiling23900 ft

7 PM

48°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

RealFeel Shade™45°

WindNE 6 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts13 mph

Humidity47%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling18700 ft

8 PM

47°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindENE 6 mph

Air QualityFair

Wind Gusts10 mph

Humidity47%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling18700 ft

9 PM

44°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindENE 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity54%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling18700 ft

10 PM

42°
RealFeel® 40°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindENE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity58%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling18700 ft

11 PM

42°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindENE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity58%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling17400 ft

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  • O'Fallon, MO
  • St. Charles, MO
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