Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Arctic air to set stage for snow before 2026. Click for the forecast. Chevron right

St. Charles, MO

23°F
Location Chevron down
Location News Videos
Use Current Location
Recent

St. Charles

Missouri

23°
No results found.
Try searching for a city, zip code or point of interest.
settings
St. Charles, MO 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
Monday, December 29

Current Weather

5:45 PM

23°F
Mostly cloudy
RealFeel® 18°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
RealFeel®
18°
Wind
WNW 6 mph
Wind Gusts
16 mph
Humidity
69%
Indoor Humidity
27% (Very Dry)
Dew Point
14° F
Pressure
↑ 30.40 in
Cloud Cover
76%
Visibility
13 mi
Cloud Ceiling
20000 ft

Day

12/29
25°Hi
RealFeel® 18°
Bitterly Cold
RealFeel Guide
Bitterly Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
RealFeel Shade™ 18°
Bitterly Cold
RealFeel Guide
Bitterly Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
Windy and much colder with intervals of clouds and sunshine

Max UV Index1.0 (Low)

AccuLumen Brightness Index™4 (Dull)

WindWNW 21 mph

Wind Gusts39 mph

Probability of Precipitation25%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover64%

Morning

Afternoon

Night

12/29
18°Lo
RealFeel® 2°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
Clear, breezy and cold

WindWNW 15 mph

Wind Gusts28 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover0%

Evening

Overnight

Sun & Moon

9 hrs 28 mins
Rise 7:20 AM
Set 4:48 PM
Waxing Gibbous
Rise 12:34 PM
Set 3:08 AM

Temperature History

12/29
High
Low
Forecast
25°
18°
Average
41°
26°
Last Year
54°
48°
Record
70°
1984
-15°
1880

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Arctic cold to bring snow for some in central, eastern US before 2026

5 hours ago

Astronomy

Top space and astronomy stories to watch in 2026

9 hours ago

Weather Forecasts

Rain to return to California, just in time for New Year's celebrations

3 hours ago

Travel

New Year's Forecast: Travel woes for Midwest, Northeast and California

6 hours ago

Weather News

5 injured after massive boulder crashes onto California highway

8 hours ago

 More Stories

Featured Stories

Astronomy

1st meteor shower of 2026 to peak this weekend

8 hours ago

Weather News

5 injured after massive boulder crashes onto California highway

8 hours ago

Recreation

Hiker’s body recovered from California's tallest mountain after storms

5 days ago

Astronomy

The upsidedown moon: Why the moon looks odd on the other side of the w...

3 days ago

Astronomy

These are the top 3 astronomy stories of 2025

1 week 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 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 | Data Sources

...

...

...