Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Hottest day yet as heat wave intensifies in the eastern US. Click for the forecast. Chevron right
4th of July forecast: Where will storms disrupt outdoor plans? Chevron right

Frankfort, IL

93°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Frankfort

Illinois

93°
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
Frankfort, 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

5 PM

90°
RealFeel® 99°
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 47%
Chevron down
Hazy sunshine
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

RealFeel Shade™95°

Heat Index101°

WindSW 13 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts22 mph

Humidity63%

Indoor Humidity63% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility5 mi

Cloud Ceiling33500 ft

6 PM

87°
RealFeel® 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
rain drop 51%
Chevron down
Mostly cloudy w/ t-storms
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

RealFeel Shade™95°

Heat Index103°

WindSW 12 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts17 mph

Humidity77%

Indoor Humidity77% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover53%

Rain0.09 in

Visibility5 mi

Cloud Ceiling4000 ft

7 PM

85°
RealFeel® 94°
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 47%
Chevron down
Hazy sunshine
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

RealFeel Shade™91°

Heat Index94°

WindSW 9 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts13 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover40%

Visibility5 mi

Cloud Ceiling30000 ft

8 PM

86°
RealFeel® 94°
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 34%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

RealFeel Shade™94°

Heat Index95°

WindSSW 9 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts13 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

83°
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 34%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

Heat Index92°

WindSSW 7 mph

Air QualityFair

Wind Gusts13 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

81°
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 40%
Chevron down
Intermittent clouds
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

Heat Index87°

WindSSW 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity86%

Indoor Humidity86% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

80°
RealFeel® 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
rain drop 64%
Chevron down
Mostly cloudy w/ t-storms
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

Heat Index85°

WindSSW 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity88%

Indoor Humidity88% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Rain0.07 in

Visibility5 mi

Cloud Ceiling4000 ft

Hourly Weather Forecast for Frankfort

AccuWeather's hourly forecast for Frankfort provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 90° with a RealFeel® of 99°, hazy sunshine with a 47% 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

Saturday

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

1 hour ago

Weather News

America 250 events are being canceled, reshaped as heat dome grips US

9 hours ago

Weather Forecasts

Heat furnace to flip from eastern to western U.S. next week

2 hours ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

USA wins first World Cup knockout match in decades, advances to Round of 16

7 hours ago

Severe Weather

Thunderstorms to circle massive heat furnace into Fourth of July

1 hour ago

 More Stories

Featured Stories

Weather News

2 climbers scale Empire State Building during dangerous heat wave

1 day ago

Astronomy

Asteroid Day marks 1908 impact as scientists ready for new discoveries

2 days ago

Weather News

Chicks fly from nest of famous California eagles Jackie and Shadow

2 days ago

Astronomy

A viral sunset and dueling meteor showers are coming in July

2 days ago

Recreation

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

3 days ago
World North America United States Illinois Frankfort

Weather Near Frankfort:

  • Chicago, IL
  • Joliet, IL
  • Naperville, 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

...

...

...