Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
The heat dome is shifting. Click to see where the heat is headed next. Chevron right
Storms, flooding to replace record heat in the mid-Atlantic. Get the forecast. Chevron right

DeKalb, IL

76°F
Location Chevron down
Location News Videos
Use Current Location
Recent

DeKalb

Illinois

76°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
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
DeKalb, 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
Sunday, July 19

Day

7/19
78°Hi
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel Shade™ 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Cloudy and humid with a couple of showers and a thunderstorm

Max UV Index3.0 (Moderate)

WindS 7 mph

Wind Gusts15 mph

Probability of Precipitation57%

Probability of Thunderstorms23%

Precipitation0.10 in

Rain0.10 in

Hours of Precipitation2

Hours of Rain2

Cloud Cover97%

Morning

Afternoon

Night

7/19
67°Lo
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Humid with clearing

WindS 8 mph

Wind Gusts15 mph

Probability of Precipitation25%

Probability of Thunderstorms6%

Precipitation0.00 in

Cloud Cover40%

Evening

Overnight

Sun & Moon

14 hrs 50 mins
Rise 5:36 AM
Set 8:26 PM
Waxing Crescent
Rise 11:44 AM
Set 11:13 PM

Temperature History

7/19
High
Low
Forecast
78°
67°
Average
83°
64°
Last Year
81°
68°
Record
97°
1991
54°
2023

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Extreme heat to shift west into mid-July prior to return of monsoon

2 hours ago

Weather News

America 250 events are being canceled, reshaped as heat dome grips US

2 days ago

Severe Weather

Storms, downpours to persist into new week across central, eastern US

1 hour ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Mexico City match to kick off as planned Sunday despite storms

9 hours ago

Health

CDC: 125 ill in Princess cruise ship norovirus outbreak

2 days ago

 More Stories

Featured Stories

Weather News

Texas Hill Country marks 1 year since deadly July 4 flood

2 days ago

Weather News

What is the most American animal?

3 days ago

Weather News

Chicks fly from nest of famous California eagles Jackie and Shadow

5 days ago

Astronomy

A viral sunset and dueling meteor showers are coming in July

5 days ago

Recreation

Girl survives rabid bat attack after receiving lifesaving treatment

3 days ago
World North America United States Illinois DeKalb

Weather Near DeKalb:

  • Chicago, IL
  • Joliet, IL
  • Naperville, 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

...

...

...