Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Over 250 million face dangerous heat dome into 4th of July weekend. Click for details. Chevron right

Charleston, IL

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

Charleston

Illinois

88°
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
Charleston, 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

7 PM

86°
RealFeel® 95°
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
rain drop 6%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Monday - 12:00 AM Friday

RealFeel Shade™95°

Heat Index96°

WindS 8 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts13 mph

Humidity71%

Indoor Humidity71% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling20000 ft

8 PM

84°
RealFeel® 93°
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
rain drop 6%
Chevron down
Mostly sunny
alerts

Heat Advisory

11:00 AM Monday - 12:00 AM Friday

RealFeel Shade™93°

Heat Index93°

WindS 8 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts14 mph

Humidity76%

Indoor Humidity76% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

82°
RealFeel® 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
rain drop 6%
Chevron down
Mostly clear
alerts

Heat Advisory

11:00 AM Monday - 12:00 AM Friday

Heat Index89°

WindS 7 mph

Air QualityFair

Wind Gusts14 mph

Humidity81%

Indoor Humidity81% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover20%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

80°
RealFeel® 88°
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 6%
Chevron down
Mostly clear
alerts

Heat Advisory

11:00 AM Monday - 12:00 AM Friday

Heat Index85°

WindS 7 mph

Air QualityFair

Wind Gusts14 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

79°
RealFeel® 87°
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 6%
Chevron down
Mostly clear
alerts

Heat Advisory

11:00 AM Monday - 12:00 AM Friday

Heat Index84°

WindS 7 mph

Air QualityFair

Wind Gusts14 mph

Humidity86%

Indoor Humidity86% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Charleston

AccuWeather's hourly forecast for Charleston provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 86° with a RealFeel® of 95°, intermittent clouds with a 6% 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

Wednesday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Fourth of July week furnace: Dangerous heat dome for 250 million

5 hours ago

Astronomy

Strawberry moon: How to see the 1st full moon of summer

12 hours ago

Severe Weather

Heat dome to fuel 'ring of fire' severe thunderstorms

4 hours ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Heat wave to impact several key World Cup games

5 hours ago

Weather Forecasts

Fourth of July weather forecast: Heat, storms and smoke ahead

4 hours ago

 More Stories

Featured Stories

Weather News

European heat wave death toll climbs, high temperatures continue

4 hours ago

Weather News

Venezuela death toll surges as crews search after earthquakes

1 day ago

Recreation

12-year-old injured by bison in Yellowstone National Park

8 hours ago

Weather News

At least 4 dead in Kentucky floods with more rainfall on the way

1 day ago

Recreation

Snake hunters compete for $25,000 wrangling pythons in Florida

4 days ago
World North America United States Illinois Charleston

Weather Near Charleston:

  • 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 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

...

...

...