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O'Fallon, IL

78°F
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O'Fallon

Illinois

78°
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O'Fallon, IL Weather
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7 PM

77°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 40%
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Showers

RealFeel Shade™75°

WindSSW 14 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts24 mph

Humidity71%

Indoor Humidity71% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling14700 ft

8 PM

73°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 25%
Chevron down
Cloudy

WindS 13 mph

Air QualityPoor

Wind Gusts22 mph

Humidity73%

Indoor Humidity73% (Humid)

Dew Point64° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling14700 ft

9 PM

71°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

WindSSW 12 mph

Air QualityPoor

Wind Gusts20 mph

Humidity77%

Indoor Humidity77% (Humid)

Dew Point64° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling14700 ft

10 PM

70°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

WindSSW 12 mph

Air QualityPoor

Wind Gusts17 mph

Humidity80%

Indoor Humidity80% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling14700 ft

11 PM

69°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

WindSSW 12 mph

Air QualityPoor

Wind Gusts16 mph

Humidity81%

Indoor Humidity81% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling14700 ft

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Weather Near O'Fallon:

  • O'Fallon, MO
  • St. Charles, MO
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