Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Flood-weary Texas finally drying out, but near 100-degree heat looms Chevron right
Tropical trouble brewing near Florida, Carolinas and parts of Gulf Coast. Chevron right

Grafton, IL

82°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Grafton

Illinois

82°
No results found.
Try searching for a city, zip code or point of interest.
settings
Grafton, 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
Tuesday, July 15

Day

7/15
85°Hi
RealFeel® 100°
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™ 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
Intervals of clouds and sunshine with a couple of showers and a thunderstorm; humid

Max UV Index11 (Extreme)

AccuLumen Brightness Index™7 (Bright)

WindSSE 6 mph

Wind Gusts13 mph

Probability of Precipitation88%

Probability of Thunderstorms53%

Precipitation0.22 in

Rain0.22 in

Hours of Precipitation4

Hours of Rain4

Cloud Cover58%

Morning

Afternoon

Night

7/15
73°Lo
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Partly cloudy and humid

WindSSW 4 mph

Wind Gusts10 mph

Probability of Precipitation19%

Probability of Thunderstorms5%

Precipitation0.00 in

Cloud Cover46%

Evening

Overnight

Sun & Moon

14 hrs 39 mins
Rise 5:48 AM
Set 8:27 PM
Waning Gibbous
Rise 11:21 PM
Set 12:00 PM

Temperature History

7/15
High
Low
Forecast
85°
73°
Average
89°
68°
Last Year
98°
76°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Flood-weary Texas finally drying out, but near 100-degree heat looms

2 hours ago

Weather News

Thunderstorms bring more flooding, evacuations to central Texas

57 minutes ago

Hurricane

Tropical trouble in the Atlantic may brew this week

4 hours ago

Weather News

Grand Canyon fires force closures

59 minutes ago

Severe Weather

Rounds of severe weather to rumble in the central US into midweek

9 hours ago

 More Stories

Featured Stories

Recreation

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

2 hours ago

Weather News

Orcas are bringing humans gifts of food – but why?

3 days ago

Health

How can families handle new anxieties around summer camp?

3 days ago

Business

Samsung is looking into more AI devices potentially including earrings...

3 days ago

Weather News

The US has a plan to breed millions of flies and drop them from planes

4 days ago
World North America United States Illinois Grafton

Weather Near Grafton:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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

...

...

...