Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Heat wave to intensify as all-time March records fall across the West. See how hot it will get. Chevron right

Greyslake, IL

40°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Greyslake

Illinois

40°
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
Greyslake, 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
Saturday, March 21

Day

3/21
77°Hi
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel Shade™ 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Partly sunny and warmer

Max UV Index5.0 (Moderate)

AccuLumen Brightness Index™8 (Bright)

WindS 10 mph

Wind Gusts24 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover30%

Morning

Afternoon

Night

3/21
40°Lo
RealFeel® 38°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
Mainly clear

WindW 8 mph

Wind Gusts14 mph

Probability of Precipitation9%

Probability of Thunderstorms2%

Precipitation0.00 in

Cloud Cover16%

Evening

Overnight

Sun & Moon

12 hrs 11 mins
Rise 6:54 AM
Set 7:05 PM
Waxing Crescent
Rise 7:53 AM
Set 10:46 PM

Temperature History

3/21
High
Low
Forecast
77°
40°
Average
46°
29°
Last Year
61°
26°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Western heat wave shatters March records, to expand with more extremes

10 hours ago

Winter Weather

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

10 hours ago

Winter Weather

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

10 hours ago

Hurricane

Category 4 Tropical Cyclone Narelle strikes Australia

15 hours ago

Weather Forecasts

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

7 hours ago

 More Stories

Featured Stories

Weather News

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

13 hours ago

Climate

Monarch population rises in Mexico, but California numbers drop

13 hours ago

Astronomy

Astronauts enter quarantine; NASA rolls moon rocket to launchpad

14 hours ago

Recreation

Death Valley's superbloom, ancient lake are disappearing

18 hours ago

Recreation

Top 10 National Parks of 2025 revealed

1 day ago
World North America United States Illinois Greyslake

Weather Near Greyslake:

  • 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

...

...

...