Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Tropical rainstorm hits Louisiana, bringing torrential downpours and dangerous flash flooding Chevron right
Flash flood risk to focus on parts of central US. Get the forecast Chevron right

Clarksville, IL

88°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Clarksville

Illinois

88°
No results found.
Try searching for a city, zip code or point of interest.
settings
Clarksville, 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
Sunday, August 17

Day

8/17
86°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™ 92°
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
Partly sunny and humid

Max UV Index8 (Very High)

WindSE 4 mph

Wind Gusts9 mph

Probability of Precipitation20%

Probability of Thunderstorms4%

Precipitation0.00 in

Cloud Cover47%

Night

8/17
68°Lo
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mainly clear and humid

WindSE 2 mph

Wind Gusts7 mph

Probability of Precipitation20%

Probability of Thunderstorms3%

Precipitation0.00 in

Cloud Cover29%

Sun & Moon

13 hrs 39 mins
Rise 6:05 AM
Set 7:44 PM
Waning Crescent
Rise --
Set 3:49 PM

Temperature History

8/17
High
Low
Forecast
86°
68°
Average
84°
64°
Last Year
82°
65°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Waves of severe storms to strike central, eastern US as heat builds

2 hours ago

 More Stories

Featured Stories

Weather News

Curious Colorado bear rescued from storm drain

1 hour ago

Weather News

Dinosaur fossil found underneath a Denver museum’s parking lot

1 hour ago

Recreation

Yellowstone’s landscape shifts again with discovery of new hot pool

8 hours ago

Weather News

Orcas are bringing humans gifts of food – but why?

6 days ago

Weather News

Giant shoes found spark mystery around the soldiers of ancient Rome

3 days ago
World North America United States Illinois Clarksville

Weather Near Clarksville:

  • Terre Haute, IN
  • Vincennes, IN
  • Washington, IN
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

...

...

...