Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Arctic air to set stage for snow before 2026. Click for the forecast. Chevron right

Lemont, IL

23°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Lemont

Illinois

23°
No results found.
Try searching for a city, zip code or point of interest.
settings
Lemont, 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 WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Monday, December 29

Current Weather

12:26 PM

23°F
Light snow
RealFeel® 11°
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
RealFeel Shade™ 10°
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
RealFeel®
11°
RealFeel Shade™
10°
Max UV Index
0.5 (Low)
Wind
WNW 10 mph
Wind Gusts
20 mph
Humidity
88%
Indoor Humidity
31% (Dry)
Dew Point
20° F
Pressure
↔ 30.01 in
Cloud Cover
100%
Visibility
2 mi
Cloud Ceiling
3200 ft

Day

12/29
23°Hi
RealFeel® 11°
Bitterly Cold
RealFeel Guide
Bitterly 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
RealFeel Shade™ 10°
Bitterly Cold
RealFeel Guide
Bitterly 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
Morning snow, up to 1", mostly cloudy, windy and much colder with afternoon flurries; watch for slippery travel; areas of blowing snow will reduce visibility

Max UV Index1.0 (Low)

AccuLumen Brightness Index™2 (Dark)

WindWNW 21 mph

Wind Gusts43 mph

Probability of Precipitation96%

Probability of Thunderstorms0%

Precipitation0.04 in

Snow0.6

Hours of Precipitation6

Cloud Cover93%

Morning

Afternoon

Night

12/29
10°Lo
RealFeel® -7°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
Breezy and cold; mostly cloudy this evening, then turning out clear late

WindWNW 15 mph

Wind Gusts33 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover59%

Evening

Overnight

Sun & Moon

9 hrs 11 mins
Rise 7:19 AM
Set 4:30 PM
Waxing Gibbous
Rise 12:18 PM
Set 3:06 AM

Temperature History

12/29
High
Low
Forecast
23°
10°
Average
31°
17°
Last Year
47°
35°
Record
58°
2022
5°
2017

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Arctic cold to surge in waves behind Monday's bomb cyclone

6 hours ago

Astronomy

Top space and astronomy stories to watch in 2026

4 hours ago

Weather Forecasts

Rain to return to California, just in time for New Year's celebrations

6 hours ago

Travel

New Year's Forecast: Travel woes for Midwest, Northeast and California

1 hour ago

Weather News

5 injured after massive boulder crashes onto California highway

2 hours ago

 More Stories

Featured Stories

Astronomy

1st meteor shower of 2026 to peak this weekend

3 hours ago

Weather News

5 injured after massive boulder crashes onto California highway

2 hours ago

Recreation

Hiker’s body recovered from California's tallest mountain after storms

5 days ago

Astronomy

The upsidedown moon: Why the moon looks odd on the other side of the w...

3 days ago

Astronomy

These are the top 3 astronomy stories of 2025

1 week ago
World North America United States Illinois Lemont

Weather Near Lemont:

  • 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 RealFeel® and RealFeel Shade™ 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 RealFeel® and RealFeel Shade™ 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
© 2025 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

...

...

...