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Alton, IL

31°F
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Alton

Illinois

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Alton, IL Weather
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Today

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

1 PM

35°
RealFeel® 31°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™29°

WindNE 7 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts9 mph

Humidity70%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling15900 ft

2 PM

35°
RealFeel® 30°
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

RealFeel Shade™30°

WindNE 8 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts10 mph

Humidity65%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling17000 ft

3 PM

36°
RealFeel® 31°
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

RealFeel Shade™31°

WindNE 8 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts12 mph

Humidity60%

Indoor Humidity33% (Dry)

Dew Point24° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling18200 ft

4 PM

34°
RealFeel® 29°
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

RealFeel Shade™29°

WindNE 8 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts12 mph

Humidity64%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling17000 ft

5 PM

33°
RealFeel® 28°
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

WindNE 7 mph

Air QualityFair

Wind Gusts12 mph

Humidity69%

Indoor Humidity33% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling15800 ft

6 PM

32°
RealFeel® 27°
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

WindNE 7 mph

Air QualityFair

Wind Gusts12 mph

Humidity72%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling14600 ft

7 PM

32°
RealFeel® 27°
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

WindNE 7 mph

Air QualityFair

Wind Gusts12 mph

Humidity69%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling14700 ft

8 PM

32°
RealFeel® 27°
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

WindNE 7 mph

Air QualityFair

Wind Gusts12 mph

Humidity69%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling14700 ft

9 PM

31°
RealFeel® 27°
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

WindNE 7 mph

Air QualityFair

Wind Gusts10 mph

Humidity70%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling14700 ft

10 PM

31°
RealFeel® 27°
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

WindNE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity69%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling14700 ft

11 PM

31°
RealFeel® 26°
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

WindNE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity69%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling14700 ft

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World North America United States Illinois Alton

Weather Near Alton:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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