Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Holiday travelers could face weather-related delays next week. Get the forecast. Chevron right

Ottawa, IL

21°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Ottawa

Illinois

21°
No results found.
Try searching for a city, zip code or point of interest.
settings
Ottawa, 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
Friday, December 19

Day

12/19
25°Hi
RealFeel® 22°
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 Shade™ 19°
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
Sunny to partly cloudy, brisk and much colder

Max UV Index2.0 (Low)

AccuLumen Brightness Index™9 (Very Bright)

WindW 15 mph

Wind Gusts33 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover20%

Morning

Afternoon

Night

12/19
22°Lo
RealFeel® 9°
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
Mostly cloudy, breezy and not as cold

WindSSE 15 mph

Wind Gusts30 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover82%

Evening

Overnight

Sun & Moon

9 hrs 11 mins
Rise 7:17 AM
Set 4:28 PM
New Moon
Rise 7:20 AM
Set 3:51 PM

Temperature History

12/19
High
Low
Forecast
25°
22°
Average
35°
20°
Last Year
33°
25°
Record
59°
1918
-18°
1983

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Christmas week US travelers to face stormy weather on West Coast

1 hour ago

Weather News

Largest wildlife overpass in North America opens across 6-lane highway

2 hours ago

Weather Forecasts

Heavy rain, flooding to focus on California leading up to Christmas

1 hour ago

Winter Weather

What are the snowiest cities in the US?

1 day ago

Winter Weather

White Christmas forecast 2025: Storm may deliver last-minute snow

2 days ago

 More Stories

Featured Stories

Weather News


Los Angeles wildfires linked to spike in heart, lung emergencies

6 hours ago

Astronomy

Satellite ‘Crash Clock’ shows orbit 2.8 days from potential disaster

2 days ago

Weather News

Why the weirdest sea level changes on Earth are happening off the coas...

1 day ago

Weather News

Is it safe to eat snow? Here's what the science says

2 days ago

Astronomy

Interstellar comet 3I/ATLAS swings by Earth this week

6 hours ago
World North America United States Illinois Ottawa

Weather Near Ottawa:

  • Chicago, IL
  • Joliet, IL
  • Naperville, IL
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

...

...

...