Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™

Cornwall, Ontario

31°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Cornwall

Ontario

31°
No results found.
Try searching for a city, zip code or point of interest.
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
Cornwall, Ontario 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 WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Monday, February 23

Current Weather

1:50 PM

31°F
Cloudy
RealFeel® 27°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
RealFeel Shade™ 24°
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®
27°
RealFeel Shade™
24°
Max UV Index
1.3 (Low)
Wind
NNE 8 mph
Wind Gusts
12 mph
Humidity
49%
Indoor Humidity
26% (Very Dry)
Dew Point
14° F
Pressure
↔ 30.05 in
Cloud Cover
91%
Visibility
17 mi
Cloud Ceiling
15800 ft

Day

2/23
33°Hi
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
RealFeel Shade™ 24°
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
Mostly cloudy and breezy

Max UV Index2.0 (Low)

AccuLumen Brightness Index™3 (Dull)

WindNNE 10 mph

Wind Gusts21 mph

Probability of Precipitation14%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover87%

Morning

Afternoon

Night

2/23
3°Lo
RealFeel® -10°
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
Breezy this evening; otherwise, cloudy and colder

WindWNW 13 mph

Wind Gusts20 mph

Probability of Precipitation25%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover96%

Evening

Overnight

Sun & Moon

10 hrs 50 mins
Rise 6:48 AM
Set 5:38 PM
Waxing Crescent
Rise 9:20 AM
Set 1:34 AM

Temperature History

2/23
High
Low
Forecast
33°
3°
Average
30°
10°
Last Year
32°
25°
Record
62°
2017
N/A

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Blockbuster blizzard is shifting from New Jersey to New England

2 hours ago
Live Blog

Blizzard live updates: Northeast travel shut down, over 2 feet piles u...

LATEST ENTRY

Blizzard has delivered more than 2 feet of snow, hurricane-force winds

47 minutes ago

Winter Weather

More winter weather on the way behind blockbuster blizzard

2 hours ago

Winter Weather

Atmospheric river to blast West Coast with more flooding, heavy snow

2 hours ago

Weather Forecasts

From 80s F to freezing: Florida faces cold blast, growing fire danger

1 hour ago

 More Stories

Featured Stories

Winter Weather

Search teams working to recover bodies of skiers killed in avalanche

3 days ago

Weather Forecasts

Wildfire season to ramp up early as drought covers over 40% of the US

4 days ago

Weather News

Bald eagle rescued from floating ice on New York's Hudson River

3 days ago

Climate

75% of global coffee supply faces rising extreme heat, analysis says

3 days ago

Travel

The island with an air-conditioned ‘forest’ to cope with summers

3 days ago
World North America Canada Ontario Cornwall

Weather Near Cornwall:

  • Laval, Quebec
  • Montreal, Quebec
  • Ottawa, Ontario
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

...

...

...