Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Newsletters
  • Advertising
  • Superior Accuracy™
High risk of tropical development off US Atlantic coast. Get details Chevron right
Storms to spark on July 4th in parts of the Plains and Southeast. Click here Chevron right

Lerna, IL

74°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Lerna

Illinois

74°
No results found.
Try searching for a city, zip code or point of interest.
settings
Lerna, 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

Newsletters

Advertising

Superior Accuracy™

Video

Winter Center
Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Friday, July 4

Day

7/4
91°Hi
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Plenty of sunshine; stay hydrated for Independence Day celebrations

Max UV Index11 (Extreme)

AccuLumen Brightness Index™9 (Very Bright)

WindS 6 mph

Wind Gusts12 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover7%

Morning

Afternoon

Night

7/4
72°Lo
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mainly clear, warm and humid; good viewing conditions for fireworks

WindSSE 4 mph

Wind Gusts7 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover11%

Evening

Overnight

Sun & Moon

14 hrs 53 mins
Rise 5:31 AM
Set 8:24 PM
Waxing Gibbous
Rise 3:05 PM
Set 1:21 AM

Temperature History

7/4
High
Low
Forecast
91°
72°
Average
86°
67°
Last Year
78°
66°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Storms to spark on July 4th in parts of the Plains and Southeast

13 hours ago

Weather News

Madre Fire grows to 52,000 acres, now California’s largest wildfire of...

8 hours ago

Hurricane

High risk for tropical development off US Atlantic coast

8 hours ago

Travel

Passengers scramble out of plane in St. Louis after report of smoke

19 hours ago

Weather News

Alabama teen struck by lightning while using phone during storm

16 hours ago

 More Stories

Featured Stories

Weather News

‘Shark Whisperer’ swims its way into our shark obsession

1 day ago

Weather News

Endangered turtles share this Mexican beach with SpaceX rocket debris

1 day ago

Travel

Fourth of July gas hasn’t been this cheap since 2021

2 days ago

Weather News

What makes fireworks burst with vibrant colors?

1 week ago

Health

There is no safe amount of processed meat to eat, new research shows

20 hours ago
World North America United States Illinois Lerna

Weather Near Lerna:

  • Champaign, IL
  • Decatur, IL
  • Springfield, 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

...

...

...