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A storm may hinder early Christmas travel in the eastern United States. Read the forecast here. Chevron right
A break from the deep freeze is on the way for the Central and East. See the forecast. Chevron right

Decatur, IL

24°F
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Decatur

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Decatur, IL Weather
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Winter Center

Today

 Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Today's Weather

Mon, Dec 15

Sunny, breezy and not as cold Hi: 27°

Tonight: Clear and cold Lo: 18°

Current Weather

5:41 PM

24°F
RealFeel® 24°
Mostly clear More Details
Wind SSW 4 mph
Wind Gusts 9 mph
Air Quality Fair

Looking Ahead

Showers and thunderstorms around late Wednesday night through early Thursday afternoon; watch for a rapid freeze-up

Decatur Weather Radar

Decatur Weather Radar
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Clouds
Temperature

Hourly Weather

6 PM 24°
rain drop 0%
7 PM 21°
rain drop 0%
8 PM 20°
rain drop 0%
9 PM 20°
rain drop 0%
10 PM 20°
rain drop 0%
11 PM 18°
rain drop 0%
12 AM 20°
rain drop 0%
1 AM 20°
rain drop 0%
2 AM 21°
rain drop 0%
3 AM 21°
rain drop 0%
4 AM 21°
rain drop 0%
5 AM 21°
rain drop 0%

10-Day Weather Forecast

Today

12/15

27° 18°

Sunny, breezy and not as cold

Night: Clear and cold
0%

Tue

12/16

38° 30°

Sunny and not as cold

Mainly clear; fog late
0%

Wed

12/17

41° 34°

Freezing fog in the morning

Showers around late
5%

Thu

12/18

49° 17°

Windy with rain and a t-storm

Partly cloudy; breezy, colder
95%

Fri

12/19

31° 25°

Colder with clouds and sun

Partly cloudy; breezy late
0%

Sat

12/20

47° 27°

Breezy in the morning

Partly cloudy
8%

Sun

12/21

38° 26°

Mostly sunny

Some clouds
11%

Mon

12/22

42° 34°

Decreasing clouds

Increasing clouds
1%

Tue

12/23

47° 31°

Rain and drizzle possible

Mostly cloudy
30%

Wed

12/24

43° 31°

Partly sunny

Mainly clear
1%

Sun & Moon

9 hrs 22 mins
Rise 7:10 AM
Set 4:32 PM
Waning Crescent
Rise 3:11 AM
Set 1:29 PM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander Extreme Data is not supported in this location

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World North America United States Illinois Decatur

Weather Near Decatur:

  • Champaign, IL
  • Peoria, IL
  • Springfield, IL
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