Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Rain to unleash flooding, snow may close Donner Pass in California. Click for details. Chevron right

Boulder, IL

34°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Boulder

Illinois

34°
No results found.
Try searching for a city, zip code or point of interest.
settings
Boulder, 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
Tuesday, March 31

Day

3/31
54°Hi
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
RealFeel Shade™ 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Mostly sunny

Max UV Index6.0 (High)

WindNW 12 mph

Wind Gusts23 mph

Probability of Precipitation5%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover24%

Night

3/31
46°Lo
RealFeel® 37°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
Clear

WindNNE 8 mph

Wind Gusts20 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover15%

Sun & Moon

12 hrs 36 mins
Rise 5:44 AM
Set 6:20 PM
Waxing Gibbous
Rise 5:14 PM
Set 5:18 AM

Temperature History

3/31
High
Low
Forecast
54°
46°
Average
60°
38°
Last Year
50°
39°

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

4 hours ago

Winter Weather

Bomb cyclone spawns blizzard, tornadoes from Midwest to Northeast

1 day ago

Winter Weather

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

1 day ago

Weather News

A New Year’s party in an upscale Swiss ski resort turned deadly

7 hours ago

 More Stories

Featured Stories

Kangaroos given water after thousands of acres burn in wildfire

16 hours ago 0:11

Astronomy

Top rocket launches of 2025 you had to see to believe

1 day ago

Astronomy

1st meteor shower of 2026 to peak this weekend

18 hours ago

Astronomy

Full moons and supermoons in 2026: Every date to know

3 hours ago

New Year's celebrations from around the world

1 day ago 0:35
World North America United States Illinois Boulder

Weather Near Boulder:

  • 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

...

...

...