Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
When frigid air will loosen its grip on the Northeast, Midwest? Get the forecast. Chevron right

St. Peter, IL

28°F
Location Chevron down
Location News Videos
Use Current Location
Recent

St. Peter

Illinois

28°
No results found.
Try searching for a city, zip code or point of interest.
settings
St. Peter, 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
Thursday, April 2

Day

4/2
54°Hi
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
RealFeel Shade™ 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Intervals of clouds and sunshine

Max UV Index6.0 (High)

WindN 14 mph

Wind Gusts20 mph

Probability of Precipitation24%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover59%

Night

4/2
39°Lo
RealFeel® 27°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
Partly cloudy

WindNE 14 mph

Wind Gusts24 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover40%

Sun & Moon

12 hrs 41 mins
Rise 5:39 AM
Set 6:20 PM
Waning Gibbous
Rise 7:18 PM
Set 6:02 AM

Temperature History

4/2
High
Low
Forecast
54°
39°
Average
61°
39°
Last Year
82°
56°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

More wintry trouble ahead for Upper Midwest, interior Northeast

1 hour ago

Winter Weather

Early 2026 rain, mountain snow to expand in California and western US

1 hour ago

Winter Weather

80 inches of snow in Juneau, Alaska smashes record, sinks boats

2 days ago

Weather Forecasts

After a frigid December, a warmup awaits the Midwest and Northeast

3 hours ago

Winter Weather

Storm to quench southeast US, with a wintry twist for Virginia

1 hour ago

 More Stories

Featured Stories

Weather News

Suspected mountain lion attack in Colorado leaves woman dead

22 hours ago

Astronomy

1st meteor shower of 2026 to peak this weekend

20 hours ago

Travel

Ocean Infinity resumes search for Malaysia Airlines Flight 370

22 hours ago

Astronomy

Top rocket launches of 2025 you had to see to believe

2 days ago

Astronomy

Full moons and supermoons in 2026: Every date to know

1 day ago
World North America United States Illinois St. Peter

Weather Near St. Peter:

  • 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
© 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

...

...

...