Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Severe weather returns to central US this weekend with flood potential | Click to see the impacts. Chevron right
Torrential rain in Arthur's wake could lead to more flooding. Click for the forecast. Chevron right

Marion, IL

64°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Marion

Illinois

64°
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
Marion, 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 AM

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

WindS 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity89%

Indoor Humidity74% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

62°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindS 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity93%

Indoor Humidity75% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

64°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™65°

WindSSW 5 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts5 mph

Humidity89%

Indoor Humidity77% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

68°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™66°

WindSSW 5 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts5 mph

Humidity80%

Indoor Humidity79% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

68°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™66°

WindS 6 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts7 mph

Humidity83%

Indoor Humidity83% (Humid)

Dew Point63° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover59%

Visibility10 mi

Cloud Ceiling23300 ft

9 AM

73°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™72°

WindSSW 6 mph

Air QualityPoor

Max UV Index3.4 (Moderate)

Wind Gusts7 mph

Humidity69%

Indoor Humidity69% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

77°
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 0%
Chevron down
Partly sunny

RealFeel Shade™75°

WindSSW 6 mph

Air QualityPoor

Max UV Index4.9 (Moderate)

Wind Gusts7 mph

Humidity61%

Indoor Humidity61% (Humid)

Dew Point63° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

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 0%
Chevron down
Partly sunny

RealFeel Shade™78°

Heat Index80°

WindSSW 7 mph

Air QualityPoor

Max UV Index7.7 (Very High)

Wind Gusts8 mph

Humidity55%

Indoor Humidity55% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

12 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 0%
Chevron down
Partly sunny

RealFeel Shade™80°

Heat Index83°

WindSW 7 mph

Air QualityPoor

Max UV Index10.3 (Very High)

Wind Gusts10 mph

Humidity50%

Indoor Humidity50% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

84°
RealFeel® 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
rain drop 2%
Chevron down
Partly sunny

RealFeel Shade™81°

Heat Index84°

WindSW 8 mph

Air QualityPoor

Max UV Index11.2 (Extreme)

Wind Gusts12 mph

Humidity47%

Indoor Humidity47% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

85°
RealFeel® 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
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™82°

Heat Index85°

WindSSW 8 mph

Air QualityPoor

Max UV Index10.3 (Very High)

Wind Gusts13 mph

Humidity45%

Indoor Humidity45% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

86°
RealFeel® 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
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™84°

Heat Index87°

WindSSW 8 mph

Air QualityPoor

Max UV Index7.7 (Very High)

Wind Gusts14 mph

Humidity42%

Indoor Humidity42% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover49%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

85°
RealFeel® 89°
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 7%
Chevron down
Intermittent clouds

RealFeel Shade™83°

Heat Index85°

WindSSW 8 mph

Air QualityPoor

Max UV Index4.9 (Moderate)

Wind Gusts15 mph

Humidity44%

Indoor Humidity44% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover54%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

85°
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 7%
Chevron down
Intermittent clouds

RealFeel Shade™83°

Heat Index85°

WindSSW 7 mph

Air QualityPoor

Max UV Index3.2 (Moderate)

Wind Gusts14 mph

Humidity45%

Indoor Humidity45% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover59%

Visibility10 mi

Cloud Ceiling24900 ft

6 PM

83°
RealFeel® 84°
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 7%
Chevron down
Intermittent clouds

RealFeel Shade™81°

Heat Index84°

WindS 7 mph

Air QualityPoor

Max UV Index1.7 (Low)

Wind Gusts9 mph

Humidity50%

Indoor Humidity50% (Humid)

Dew Point63° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling19800 ft

7 PM

81°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Intermittent clouds

RealFeel Shade™81°

Heat Index82°

WindS 6 mph

Air QualityPoor

Max UV Index0.7 (Low)

Wind Gusts7 mph

Humidity55%

Indoor Humidity55% (Humid)

Dew Point64° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling14700 ft

8 PM

79°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

RealFeel Shade™78°

WindS 6 mph

Air QualityPoor

Max UV Index0.2 (Low)

Wind Gusts6 mph

Humidity62%

Indoor Humidity62% (Humid)

Dew Point64° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover51%

Visibility10 mi

Cloud Ceiling19800 ft

9 PM

76°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Partly cloudy

WindSSE 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity68%

Indoor Humidity68% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

74°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Mostly clear

WindSSE 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity75%

Indoor Humidity75% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

71°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 2%
Chevron down
Mostly clear

WindSSE 5 mph

Air QualityPoor

Wind Gusts5 mph

Humidity82%

Indoor Humidity82% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover16%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Marion

AccuWeather's hourly forecast for Marion provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 63° with a RealFeel® of 63°, mostly clear with a 0% 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

Monday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Severe storms to return to central US as flood risk rises

12 hours ago

Weather News

Rescues underway, dam fears grow as Arthur floods Gulf Coast homes

16 hours ago

Severe Weather

Torrential rain to aggravate flooding for southern US in Arthur’s wake

10 hours ago

Severe Weather

Tornadoes, winds rip through Illinois causing widespread damage

1 day ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

High winds delay opening of World Cup Fan Festival in Boston

13 hours ago

 More Stories

Featured Stories

Severe Weather

Illinois has already surpassed its record year for tornado reports

1 day ago

Recreation

Black bear injures teen on Washington trail

1 day ago

Astronomy

Meteorological summer vs. astronomical summer explained

1 day ago

Recreation

Free climber dies after falling into volcanic crater in Yemen

2 days ago

Health

Pickle is the pumpkin spice of summer

4 days ago
World North America United States Illinois Marion

Weather Near Marion:

  • Cape Girardeau, MO
  • Carbondale, IL
  • Evansville, 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 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

...

...

...