Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Flash floods kill 2 in New Jersey, strand subway riders in NYC Chevron right
Tropical rainstorm soaks Florida, could strengthen in Gulf before targeting Louisiana Chevron right

Alton, IL

74°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Alton

Illinois

74°
No results found.
Try searching for a city, zip code or point of interest.
settings
Alton, 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
July 16

Evening

7/16
76°
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
Partly cloudy and humid

WindSW 6 mph

Wind Gusts10 mph

Humidity83%

Dew Point73°

Probability of Precipitation19%

Precipitation0.00 in

Cloud Cover70%

Visibility10 mi

Overnight

Day & Night

Sun & Moon

14 hrs 37 mins
Rise 5:48 AM
Set 8:25 PM
Waning Gibbous
Rise 11:45 PM
Set 1:10 PM

Temperature History

7/16
High
Low
Forecast
93°
72°
Average
88°
70°
Last Year
81°
69°

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

Inside the grueling recovery effort after Texas’ deadly flood

20 hours ago

Weather Forecasts

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

3 hours ago

Hurricane

Tropical Rainstorm to drench Florida, Gulf Coast

2 hours ago

Weather News

Grand Canyon fires force closures

7 hours ago

Weather Forecasts

Flash flood dangers far from over as storms reload across US

3 hours ago

 More Stories

Featured Stories

Astronomy

Noctilucent clouds shimmer in summer sky

1 day ago

Recreation

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

1 day ago

Weather News

Orcas are bringing humans gifts of food – but why?

5 days ago

Weather News

Giant shoes found spark mystery around the soldiers of ancient Rome

1 day ago

Weather News

It’s not just humans – chimpanzees also like to follow trends

1 day ago
World North America United States Illinois Alton

Weather Near Alton:

  • 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

...

...

...