Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Newsletters
  • Advertising
  • Superior Accuracy™
Dangerous heat wave to expand east early this week, affecting 170 million people. Details here Chevron right

Harmon, IL

80°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Harmon

Illinois

80°
No results found.
Try searching for a city, zip code or point of interest.
settings
Harmon, 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
Monday, June 23

Current Weather

8:14 AM

80°F
Sunny
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
RealFeel Shade™ 86°
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
RealFeel®
89°
RealFeel Shade™
86°
Max UV Index
2 Low
Wind
SSW 6 mph
Wind Gusts
12 mph
Humidity
81%
Indoor Humidity
81% (Extremely Humid)
Dew Point
74° F
Pressure
↓ 30.07 in
Cloud Cover
0%
Visibility
13 mi
Cloud Ceiling
40000 ft

Day

6/23
94°Hi
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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™ 97°
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
Breezy this morning; otherwise, hot with plenty of sunshine; stay hydrated when outside in the heat
alerts

Heat Advisory

10:00 AM Saturday - 12:00 AM Tuesday

Max UV Index11 (Extreme)

AccuLumen Brightness Index™9 (Very Bright)

WindSW 13 mph

Wind Gusts27 mph

Probability of Precipitation6%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover8%

Morning

Afternoon

Night

6/23
71°Lo
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
A thunderstorm in spots this evening; otherwise, partly cloudy, warm and humid
alerts

Heat Advisory

10:00 AM Saturday - 12:00 AM Tuesday

WindS 6 mph

Wind Gusts12 mph

Probability of Precipitation40%

Probability of Thunderstorms24%

Precipitation0.04 in

Rain0.04 in

Hours of Precipitation0.5

Hours of Rain0.5

Cloud Cover45%

Evening

Overnight

Sun & Moon

15 hrs 12 mins
Rise 5:25 AM
Set 8:37 PM
Waning Crescent
Rise 3:13 AM
Set 7:23 PM

Temperature History

6/23
High
Low
Forecast
94°
71°
Average
82°
61°
Last Year
83°
66°
Record
99°
2009
41°
1936

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Dangerous heat wave to envelop 170 million Americans through late June

5 hours ago

Severe Weather

Severe storms to continue riding edge of heat dome into new week

3 hours ago

Weather News

Coast Guard ends search after 6 killed in Lake Tahoe boat capsizing

3 hours ago

Astronomy

NASA raises chance for asteroid to hit moon

3 days ago

Weather News

5 ways people cooled off in the summer before air conditioning

4 days ago

 More Stories

Featured Stories

Astronomy

Summer solstice: Everything to know about the year's longest day

3 days ago

Health

‘Nimbus’ COVID-19 variant arrives in U.S. after China surge

3 days ago

Severe Weather

Rare high-elevation tornado confirmed at Pikes Peak

4 days ago

Weather News

First methane-powered sea spiders found crawling on the ocean floor

4 days ago

Weather News

‘Dragon Man’ DNA revelation puts a face to group of ancient humans

2 days ago
World North America United States Illinois Harmon

Weather Near Harmon:

  • Belvidere, IL
  • Freeport, IL
  • Rockford, 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

...

...

...