Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
See where freezes are a concern for the Northeast, Midwest. Click here. Chevron right

Crystal Lake, IL

36°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Crystal Lake

Illinois

36°
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
Crystal Lake, 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
April 20

Morning

4/20
50°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
RealFeel Shade™ 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Partly sunny
alerts

Freeze Warning

12:00 AM Monday - 9:00 AM Monday

WindSSE 6 mph

Wind Gusts10 mph

Humidity44%

Dew Point22°

Probability of Precipitation0%

Precipitation0.00 in

Cloud Cover26%

Visibility10 mi

Afternoon

Day & Night

Sun & Moon

13 hrs 35 mins
Rise 6:05 AM
Set 7:40 PM
Waxing Crescent
Rise 7:50 AM
Set 12:19 AM

Temperature History

4/20
High
Low
Forecast
53°
42°
Average
61°
40°
Last Year
62°
43°
Record
80°
2014
25°
2018

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Cars are emerging from a massive snow pile months after winter storms

2 days ago

Winter Weather

Grab the jackets again as cold air, freezes return to the Northeast

42 minutes ago

Weather Forecasts

Storm to to bring California more rain, thunder and Sierra Nevada snow

11 hours ago

Severe Weather

1st lightning death of 2026 reported after Wisconsin storm

1 day ago

Weather Forecasts

Drought to boost wildfire risk in eastern, central and western U.S.

31 minutes ago

 More Stories

Featured Stories

Astronomy

Lyrids 2026: How to see the 1st meteor shower since January

21 hours ago

Weather News

Evacuations, rescues underway as flooding continues in Wisconsin, Mich...

1 day ago

Weather News

Falling ice chunk crashes through roof, lands on living room couch

2 days ago

Weather News

7-month-old dies after being found in hot car in Tennessee

1 day ago

Weather News

114 years later: How weather helped seal the Titanic’s fate

3 days ago
World North America United States Illinois Crystal Lake

Weather Near Crystal Lake:

  • 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

...

...

...