Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
The heat will persist across the West into next week. See how hot it will get. Chevron right

DeKalb, IL

64°F
Location Chevron down
Location News Videos
Use Current Location
Recent

DeKalb

Illinois

64°
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
DeKalb, IL Weather
Today WinterCast Local {stormName} Tracker Hourly Daily 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

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

1 AM

61°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSW 13 mph

Air QualityFair

Wind Gusts15 mph

Humidity61%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling33300 ft

2 AM

59°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 7%
Chevron down
Mostly clear

WindSW 13 mph

Air QualityFair

Wind Gusts17 mph

Humidity71%

Indoor Humidity52% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover24%

Visibility10 mi

Cloud Ceiling30000 ft

3 AM

57°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 7%
Chevron down
Partly cloudy

WindWSW 9 mph

Air QualityFair

Wind Gusts14 mph

Humidity80%

Indoor Humidity54% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover43%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

56°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Intermittent clouds

WindN 8 mph

Air QualityFair

Wind Gusts13 mph

Humidity82%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

54°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Mostly cloudy

WindNNE 10 mph

Air QualityFair

Wind Gusts13 mph

Humidity83%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover78%

Visibility10 mi

Cloud Ceiling28000 ft

6 AM

51°
RealFeel® 43°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

WindNE 15 mph

Air QualityFair

Wind Gusts18 mph

Humidity84%

Indoor Humidity46% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling26000 ft

7 AM

49°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 10%
Chevron down
Cloudy

RealFeel Shade™39°

WindNE 17 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts21 mph

Humidity84%

Indoor Humidity42% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling24000 ft

8 AM

49°
RealFeel® 37°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 42%
Chevron down
Showers

RealFeel Shade™37°

WindNE 20 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts23 mph

Humidity78%

Indoor Humidity39% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.01 in

Visibility10 mi

Cloud Ceiling7000 ft

9 AM

46°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 38%
Chevron down
Cloudy

RealFeel Shade™35°

WindNE 20 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts23 mph

Humidity81%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling20400 ft

10 AM

47°
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 29%
Chevron down
Cloudy

RealFeel Shade™35°

WindNE 20 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts24 mph

Humidity73%

Indoor Humidity34% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling18600 ft

11 AM

47°
RealFeel® 37°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 17%
Chevron down
Cloudy

RealFeel Shade™35°

WindNNE 20 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts25 mph

Humidity70%

Indoor Humidity33% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling14700 ft

12 PM

47°
RealFeel® 37°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 17%
Chevron down
Cloudy

RealFeel Shade™35°

WindNNE 21 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts28 mph

Humidity67%

Indoor Humidity31% (Slightly Dry)

Dew Point37° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling10900 ft

1 PM

46°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 16%
Chevron down
Cloudy

RealFeel Shade™34°

WindNNE 21 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts31 mph

Humidity68%

Indoor Humidity30% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling7100 ft

2 PM

46°
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 13%
Chevron down
Cloudy

RealFeel Shade™34°

WindNNE 21 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts33 mph

Humidity64%

Indoor Humidity43% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling9600 ft

3 PM

46°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 13%
Chevron down
Cloudy

RealFeel Shade™34°

WindNNE 21 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts36 mph

Humidity63%

Indoor Humidity42% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling12100 ft

4 PM

45°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 13%
Chevron down
Cloudy

RealFeel Shade™32°

WindNNE 21 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts38 mph

Humidity64%

Indoor Humidity41% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14700 ft

5 PM

44°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 13%
Chevron down
Mostly cloudy

RealFeel Shade™32°

WindN 20 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts37 mph

Humidity62%

Indoor Humidity41% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling19800 ft

6 PM

42°
RealFeel® 31°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 13%
Chevron down
Intermittent clouds

RealFeel Shade™31°

WindNNE 18 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts35 mph

Humidity64%

Indoor Humidity40% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover71%

Visibility10 mi

Cloud Ceiling24900 ft

7 PM

40°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 8%
Chevron down
Intermittent clouds

RealFeel Shade™28°

WindNNE 17 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts32 mph

Humidity67%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

38°
RealFeel® 25°
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

WindNNE 16 mph

Air QualityFair

Wind Gusts29 mph

Humidity72%

Indoor Humidity38% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility8 mi

Cloud Ceiling2500 ft

9 PM

35°
RealFeel® 22°
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.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindNNE 15 mph

Air QualityFair

Wind Gusts25 mph

Humidity78%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility8 mi

Cloud Ceiling2500 ft

10 PM

35°
RealFeel® 22°
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.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindNE 15 mph

Air QualityFair

Wind Gusts21 mph

Humidity77%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility8 mi

Cloud Ceiling2500 ft

11 PM

33°
RealFeel® 21°
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.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindNE 14 mph

Air QualityFair

Wind Gusts21 mph

Humidity80%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility8 mi

Cloud Ceiling2500 ft

Further Ahead

Tomorrow

Tuesday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

Record heat to expand east this weekend, resurges next week

14 hours ago

Winter Weather

300 inches of snow: East beats West during upside-down winter

1 day ago

Winter Weather

Northeast, Midwest bracing for weather whiplash in spring's first days

13 hours ago

Hurricane

Category 2 Tropical Cyclone Narelle strikes Australia

11 hours ago

Weather Forecasts

Hawaii braces for second Kona storm in a week with renewed flooding

13 hours ago

 More Stories

Featured Stories

Weather News

Leaves are coming out 3-4 weeks early in some places this spring

1 day ago

Climate

Monarch population rises in Mexico, but California numbers drop

1 day ago

Astronomy

Astronauts enter quarantine; NASA rolls moon rocket to launchpad

1 day ago

Recreation

Death Valley's superbloom, ancient lake are disappearing

1 day ago

Recreation

Top 10 National Parks of 2025 revealed

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

...

...

...