For Business
|
Warnings
Data Suite
Forensics
Advertising
Superior Accuracy™

Hail piles up like snow, tornadoes touch down in mid-Atlantic. See the photos.

More rain, mountain snow is headed for the West Coast. Click for the forecast.

DeKalb, IL

Location

Location News Videos

Use Current Location

Recent

DeKalb

Illinois

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.

Have an account already? Log In

settings

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

Hourly

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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

1 PM

41°

RealFeel® 33°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

2%

Intermittent clouds

RealFeel Shade™31°

WindN 14 mph

Air QualityExcellent

Max UV Index1.3 (Low)

Wind Gusts23 mph

Humidity60%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover71%

Visibility10 mi

Cloud Ceiling10300 ft

2 PM

42°

RealFeel® 34°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

2%

Intermittent clouds

RealFeel Shade™34°

WindN 14 mph

Air QualityExcellent

Max UV Index1.0 (Low)

Wind Gusts23 mph

Humidity56%

Indoor Humidity36% (Dry)

Dew Point28° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling5500 ft

3 PM

41°

RealFeel® 32°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

2%

Intermittent clouds

RealFeel Shade™32°

WindN 13 mph

Air QualityExcellent

Max UV Index0.7 (Low)

Wind Gusts24 mph

Humidity58%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4800 ft

4 PM

39°

RealFeel® 30°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

2%

Intermittent clouds

RealFeel Shade™30°

WindN 13 mph

Air QualityExcellent

Max UV Index0.3 (Low)

Wind Gusts22 mph

Humidity61%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling5500 ft

5 PM

37°

RealFeel® 29°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

2%

Intermittent clouds

WindN 10 mph

Air QualityFair

Wind Gusts20 mph

Humidity66%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover64%

Visibility10 mi

Cloud Ceiling6300 ft

6 PM

35°

RealFeel® 28°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

1%

Partly cloudy

WindN 9 mph

Air QualityFair

Wind Gusts16 mph

Humidity70%

Indoor Humidity36% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

33°

RealFeel® 25°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

0%

Mostly clear

WindN 8 mph

Air QualityFair

Wind Gusts16 mph

Humidity77%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

32°

RealFeel® 25°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

0%

Mostly clear

WindN 8 mph

Air QualityFair

Wind Gusts15 mph

Humidity79%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

31°

RealFeel® 24°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

0%

Mostly clear

WindN 8 mph

Air QualityFair

Wind Gusts13 mph

Humidity81%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

31°

RealFeel® 24°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

0%

Mostly clear

WindN 8 mph

Air QualityFair

Wind Gusts13 mph

Humidity81%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

30°

RealFeel® 23°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

0%

Mostly clear

WindNNW 8 mph

Air QualityFair

Wind Gusts13 mph

Humidity82%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for DeKalb

AccuWeather's hourly forecast for DeKalb provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 41° with a RealFeel® of 33°, intermittent clouds with a 2% 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

Winter Weather

Northeast storm bringing rain and snow into Saturday

2 hours ago

Severe Weather

Hail piles up like snow near Philadelphia as storms hit mid-Atlantic

2 hours ago

Winter Weather

Splitting storm track to send rain, mountain snow into California

4 hours ago

Hurricane

Pacific hurricane activity ends after record season thanks to El Niño

24 minutes ago

Weather Forecasts

New stretch of dry, sunny weather awaits Northeast after wintry weeken...

2 hours ago

Featured Stories

Weather News

Alaska town will go 65 days without a sunrise

6 hours ago

Recreation

Australia teen camper found alive after missing for 6 days

23 hours ago

Weather News

Barn owl family moves to Central Park after water tower nest disrupted

1 day ago

Astronomy

Voyager 1 is nearing a light-day from Earth, NASA plans to celebrate

4 hours ago

Weather News

Texas beaches see 55% jump in endangered sea turtle nests

2 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

...

...

...