Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Hurricane Simon churns near Mexico with Trudy strengthening nearby. Click for details. Chevron right
Coldest air in months + chance of snowflakes coming to the Northeast. Click for more. Chevron right

Lake St. Louis, MO

69°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Lake St. Louis

Missouri

69°
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
Lake St. Louis, 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
Wednesday, October 14

Night

10/14
68°Lo
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Partly to mostly cloudy, warm and humid with a couple of showers and a thunderstorm

WindNE 5 mph

Wind Gusts7 mph

Probability of Precipitation96%

Probability of Thunderstorms58%

Precipitation0.16 in

Rain Amount0.16 in

Total Hours of Precipitation3

Total Hours of Rain3

Cloud Cover73%

Evening

Overnight

Sun & Moon

11 hrs 15 mins
Rise 7:11 AM
Set 6:26 PM
Waxing Crescent
Rise 11:27 AM
Set 8:31 PM

Temperature History

10/14
High
Low
Forecast
77°
68°
Average
70°
46°
Last Year
83°
56°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Quick cold snap with storms and snow coming for some in Northeast

10 hours ago

Hurricane

Simon is lingering; new threat brewing from Trudy in Mexico

1 hour ago

Winter Weather

See it: Early snow blankets the West as Great Falls piles up 16 inches

1 day ago

Severe Weather

Flooding downpours and severe storms to target the Plains

9 hours ago

Weather Forecasts

Santa Ana winds to bring heat, wildfire risk to Southern California

14 hours ago

 More Stories

Featured Stories

Weather News

World’s largest wildlife crossing nears opening in California

8 hours ago

Climate

AI-powered reefs may help beaches rebuild as erosion worsens

11 hours ago

Astronomy

NASA rover breaks Mars record after slow-mo 28-mile trek

14 hours ago

Recreation

Utah ultramarathon canceled after heavy rain leaves about 70 stranded

10 hours ago

Weather News

Hilarious animal photos from this year’s Comedy Wildlife Awards

3 days ago
World North America United States Missouri Lake St. Louis

Weather Near Lake St. Louis:

  • 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 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

...

...

...