Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Atlantic, Gulf warming raises risk for tropical development and strong hurricanes. Click for latest Chevron right

Dupo, IL

83°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Dupo

Illinois

83°
No results found.
Try searching for a city, zip code or point of interest.
settings
Dupo, 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
Saturday, September 20

Day

9/20
87°Hi
RealFeel® 91°
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™ 85°
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
Very warm with plenty of sunshine

Max UV Index5.0 (Moderate)

AccuLumen Brightness Index™9 (Very Bright)

WindNW 4 mph

Wind Gusts10 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover5%

Morning

Afternoon

Night

9/20
63°Lo
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Clear

WindSE 2 mph

Wind Gusts7 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover2%

Evening

Overnight

Sun & Moon

12 hrs 15 mins
Rise 6:46 AM
Set 7:01 PM
Waning Crescent
Rise 5:32 AM
Set 6:32 PM

Temperature History

9/20
High
Low
Forecast
87°
63°
Average
79°
56°
Last Year
95°
67°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Atlantic, Gulf warming increases risk for hurricanes

2 hours ago

Weather News

Toddler dies in hot car in Los Angeles

2 hours ago

Weather Forecasts

Storms to help firefighters, but spark new dangers in western US

9 hours ago

Weather News

Daylight saving time 2025: When do clocks fall back?

1 day ago

Weather Forecasts

Flooding concerns grow in Florida as thunderstorms repeat

5 hours ago

 More Stories

Featured Stories

Weather News

24 years after 9/11, previously unseen images are still emerging

35 minutes ago

Weather News

Surfside condo collapse likely began on pool deck, investigators say

1 day ago

Weather News

NOAA launches robotic hurricane research vessels

6 days ago

Hurricane

125 years later, Galveston hurricane is still the deadliest U.S. storm

2 days ago

Climate

Scientists find a surprising reason why people are eating more sugar

3 days ago
World North America United States Illinois Dupo

Weather Near Dupo:

  • 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

...

...

...