Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™

Decatur, IL

54°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Decatur

Illinois

54°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Decatur, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today

Hourly

 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

5 AM

55°
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

WindENE 9 mph

Air QualityExcellent

Wind Gusts13 mph

Humidity78%

Indoor Humidity49% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling4500 ft

6 AM

55°
RealFeel® 50°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

RealFeel Shade™50°

WindENE 10 mph

Air QualityExcellent

Max UV Index0.1 (Low)

Wind Gusts14 mph

Humidity79%

Indoor Humidity49% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling5300 ft

7 AM

56°
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

RealFeel Shade™51°

WindENE 10 mph

Air QualityExcellent

Max UV Index0.3 (Low)

Wind Gusts14 mph

Humidity76%

Indoor Humidity49% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling6200 ft

8 AM

58°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™54°

WindENE 10 mph

Air QualityExcellent

Max UV Index0.5 (Low)

Wind Gusts14 mph

Humidity73%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling4400 ft

9 AM

60°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™56°

WindENE 10 mph

Air QualityExcellent

Max UV Index0.8 (Low)

Wind Gusts15 mph

Humidity70%

Indoor Humidity52% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling4000 ft

10 AM

61°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™57°

WindENE 10 mph

Air QualityExcellent

Max UV Index1.2 (Low)

Wind Gusts16 mph

Humidity70%

Indoor Humidity54% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3700 ft

11 AM

62°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™58°

WindENE 12 mph

Air QualityExcellent

Max UV Index1.8 (Low)

Wind Gusts16 mph

Humidity69%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling3100 ft

12 PM

64°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™60°

WindENE 12 mph

Air QualityExcellent

Max UV Index2.3 (Low)

Wind Gusts16 mph

Humidity68%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling2500 ft

1 PM

65°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™61°

WindENE 12 mph

Air QualityExcellent

Max UV Index2.4 (Low)

Wind Gusts17 mph

Humidity68%

Indoor Humidity61% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling2000 ft

2 PM

66°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™63°

WindENE 12 mph

Air QualityExcellent

Max UV Index2.2 (Low)

Wind Gusts18 mph

Humidity68%

Indoor Humidity64% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling2000 ft

3 PM

67°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™64°

WindENE 12 mph

Air QualityExcellent

Max UV Index1.6 (Low)

Wind Gusts18 mph

Humidity68%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling2000 ft

4 PM

69°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

RealFeel Shade™66°

WindENE 10 mph

Air QualityExcellent

Max UV Index1.1 (Low)

Wind Gusts17 mph

Humidity66%

Indoor Humidity66% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling2000 ft

5 PM

68°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

RealFeel Shade™66°

WindENE 10 mph

Air QualityExcellent

Max UV Index0.8 (Low)

Wind Gusts16 mph

Humidity71%

Indoor Humidity71% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling1900 ft

6 PM

68°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

RealFeel Shade™65°

WindENE 9 mph

Air QualityExcellent

Max UV Index0.5 (Low)

Wind Gusts14 mph

Humidity73%

Indoor Humidity73% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling1800 ft

7 PM

66°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 8%
Chevron down
Cloudy

RealFeel Shade™64°

WindENE 9 mph

Air QualityExcellent

Max UV Index0.2 (Low)

Wind Gusts13 mph

Humidity78%

Indoor Humidity74% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling1800 ft

8 PM

66°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

RealFeel Shade™60°

WindENE 8 mph

Air QualityExcellent

Max UV Index0.0 (Low)

Wind Gusts12 mph

Humidity80%

Indoor Humidity74% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.04 in

Visibility8 mi

Cloud Ceiling1800 ft

9 PM

65°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindENE 8 mph

Air QualityFair

Wind Gusts10 mph

Humidity82%

Indoor Humidity75% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling1900 ft

10 PM

64°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindENE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity86%

Indoor Humidity74% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling2000 ft

11 PM

64°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 15%
Chevron down
Cloudy

WindENE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity85%

Indoor Humidity74% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling1700 ft

Hourly Weather Forecast for Decatur

AccuWeather's hourly forecast for Decatur provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 55° with a RealFeel® of 51°, cloudy with a 5% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Tomorrow

Sunday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Storms to bring needed rain, but also flood risk to Plains, Southeast

22 minutes ago

Weather News

Southern California fires threaten homes and former nuclear site

16 hours ago

Weather Forecasts

It will feel more like Thanksgiving than Memorial Day in the Northeast

22 minutes ago

Travel

Waymo recalls robotaxi fleet after one drove into Texas floodwaters

16 hours ago

Health

Melanoma survivor shares warning for Don’t Fry Day: ‘I changed everyth...

14 hours ago

 More Stories

Featured Stories

Astronomy

SpaceX scrubs 12th Starship test flight after launch tower issue

8 hours ago

Recreation

It’s nearly Memorial Day, but this national park just had a snowstorm

1 day ago

Weather News

Help name the first bald eagles born in Chicago in over 100 years

19 hours ago

Weather News

California gray wolf is spotted in Sequoia, marking historic return

2 days ago

Weather News

India scorched by heat wave, power demand driven to new record

2 days ago
World North America United States Illinois Decatur

Weather Near Decatur:

  • Champaign, IL
  • Peoria, IL
  • Springfield, IL
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...