Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Isaias: 300,000+ without power in Florida in wake of hurricane. Click for the latest. Chevron right
Dry weather brings a break for Isaias cleanup. Click for the latest forecast. Chevron right

St. Charles, MO

85°F
Location Chevron down
Location News Videos
Use Current Location
Recent

St. Charles

Missouri

85°
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
St. Charles, MO 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
Sunday, October 11

Day

10/11
88°Hi
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
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
Sunny and very warm

Max UV Index4.0 (Moderate)

AccuLumen Brightness Index™10 (Very Bright)

WindS 4 mph

Wind Gusts13 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover3%

Morning

Afternoon

Night

10/11
63°Lo
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Clear and warm

WindS 7 mph

Wind Gusts8 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover7%

Evening

Overnight

Sun & Moon

11 hrs 23 mins
Rise 7:07 AM
Set 6:30 PM
Waxing Crescent
Rise 8:13 AM
Set 6:43 PM

Temperature History

10/11
High
Low
Forecast
88°
63°
Average
71°
51°
Last Year
77°
58°
Record
94°
1963
30°
1964

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Isaias made hurricane history before unleashing 116-mph winds, tornado...

7 hours ago

Hurricane

Family evacuates right before Isaias tears top floor off condo

11 hours ago

Hurricane

Hurricane Simon to bring destructive winds, flooding to Mexico

33 minutes ago

Hurricane

Dry weather aids Isaias cleanup as Northeast flood risk lingers

39 minutes ago

Hurricane

Rachel to drench southwestern US; flash flooding to threaten lives

27 minutes ago

 More Stories

Featured Stories

Winter Weather

Winter forecast 2026-2027: El Niño to reshape snow, cold across US

3 days ago

Weather News

Hilarious animal photos from this year’s Comedy Wildlife Awards

7 hours ago

Flash flood sweeps away 40 homes in Nepal weeks after disaster

7 hours ago 0:44

Astronomy

Margaret Hamilton, whose software helped land Apollo astronauts on the...

3 days ago

Climate

This island was home to the planet’s largest penguin colony. Here’s wh...

3 days ago
World North America United States Missouri St. Charles

Weather Near St. Charles:

  • O'Fallon, MO
  • Springfield, IL
  • 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 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

...

...

...