Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Fall Foliage Forecast: See where vibrant colors are expected in autumn. Chevron right
Catastrophic flash flood sweeps through Nepal. Click for the latest. Chevron right

Lemont, IL

84°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Lemont

Illinois

84°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
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
Lemont, 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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

4 PM

83°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 39%
Chevron down
Intermittent clouds

RealFeel Shade™82°

Heat Index86°

WindW 13 mph

Air QualityFair

Max UV Index2.5 (Moderate)

Wind Gusts23 mph

Humidity57%

Indoor Humidity57% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling18500 ft

5 PM

80°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 17%
Chevron down
Intermittent clouds

RealFeel Shade™81°

Heat Index83°

WindW 12 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts21 mph

Humidity68%

Indoor Humidity68% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover52%

Visibility10 mi

Cloud Ceiling4000 ft

6 PM

80°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 17%
Chevron down
Partly sunny

RealFeel Shade™80°

Heat Index82°

WindW 9 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts18 mph

Humidity67%

Indoor Humidity67% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover34%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

78°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 12%
Chevron down
Mostly sunny

RealFeel Shade™79°

WindW 8 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts15 mph

Humidity69%

Indoor Humidity69% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

75°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWNW 7 mph

Air QualityFair

Wind Gusts13 mph

Humidity72%

Indoor Humidity72% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

73°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWNW 6 mph

Air QualityFair

Wind Gusts12 mph

Humidity79%

Indoor Humidity79% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

71°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWNW 6 mph

Air QualityFair

Wind Gusts10 mph

Humidity81%

Indoor Humidity81% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

70°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWNW 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity83%

Indoor Humidity83% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Lemont

AccuWeather's hourly forecast for Lemont provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 83° with a RealFeel® of 85°, intermittent clouds with a 39% 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

Friday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Fall foliage forecast 2026: Where to expect the best color in the US

9 hours ago

Severe Weather

Hundreds missing after massive flood wave on China-Nepal border

49 minutes ago

Hurricane

Could a tropical wave beat the odds and become 'Dolly?'

4 hours ago

Weather Forecasts

Los Angeles heat wave may extend to last weekend of August

2 hours ago

Climate

Global ocean heat breaks record months after its usual peak

7 hours ago

 More Stories

Featured Stories

Weather News

Ross Fire doubles to 80,000 acres, destroys structures

4 hours ago

Astronomy

Best lunar eclipse for the US until 2029 arrives Thursday night

1 hour ago

Astronomy

NASA’s Roman Space Telescope set to launch Sunday

2 hours ago

Weather News

Heavy rains hit vulnerable communities after Venezuela earthquakes

6 hours ago

Weather News

Salmonella cases from jalapeno peppers reach 431 across 32 states

5 days 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 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

...

...

...