Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Newsletters
  • Advertising
  • Superior Accuracy™
Tropical trouble could stir near Southeast beaches around 4th of July. Get details Chevron right
4th of July forecast: Thunderstorms to focus over Upper Midwest, Plains and Florida. Chevron right

St Clair, MO

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

St Clair

Missouri

69°
No results found.
Try searching for a city, zip code or point of interest.
settings
St Clair, 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

Newsletters

Advertising

Superior Accuracy™

Video

Winter Center
Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Tuesday, July 1

Current Weather

4:01 AM

69°F
Partly cloudy
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel®
71°
Wind
NW 2 mph
Wind Gusts
6 mph
Humidity
95%
Indoor Humidity
95% (Very Humid)
Dew Point
67° F
Pressure
↔ 29.98 in
Cloud Cover
42%
Visibility
8 mi
Cloud Ceiling
22500 ft

Day

7/1
86°Hi
RealFeel® 92°
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™ 84°
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
Less humid with plenty of sunshine

Max UV Index11 (Extreme)

AccuLumen Brightness Index™9 (Very Bright)

WindNNW 8 mph

Wind Gusts17 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover10%

Morning

Afternoon

Night

7/1
62°Lo
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Partly cloudy

WindW 5 mph

Wind Gusts7 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover46%

Evening

Overnight

Sun & Moon

14 hrs 48 mins
Rise 5:44 AM
Set 8:32 PM
Waxing Crescent
Rise 12:15 PM
Set 12:26 AM

Temperature History

7/1
High
Low
Forecast
86°
62°
Average
88°
67°
Last Year
75°
61°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

Severe thunderstorms to threaten central and eastern US

13 hours ago

Astronomy

July offers rare meteor shower combo, stunning views of the Milky Way

4 days ago

Weather News

Tropical trouble could stir near Southeast beaches around 4th of July

13 hours ago

Travel

A mother thought her baby was blown out of a plane

3 days ago

Weather News

Flights cancelled as Atlanta airport recovers from severe weather

1 day ago

 More Stories

Featured Stories

Weather News

AccuWeather joins Perplexity to power AI weather answers

4 days ago

Travel

A mother thought her baby was blown out of a plane

3 days ago

Weather News

Fossil reveals ‘Last of Us’-type fungus likely lived with dinosaurs

5 days ago

Climate

Your AI prompts could have a hidden environmental cost

1 week ago

Weather News

World’s most liveable city for 2025 revealed

6 days ago
World North America United States Missouri St Clair

Weather Near St Clair:

  • 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

...

...

...