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

Acton, Ontario

19°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Acton

Ontario

19°
No results found.
Try searching for a city, zip code or point of interest.
settings
Acton, 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
Tuesday, December 16

Day

12/16
29°Hi
RealFeel® 12°
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™ 12°
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
Not as cold with a thick cloud cover; a break from the cold later this week

Max UV Index1.0 (Low)

AccuLumen Brightness Index™1 (Dark)

WindSW 10 mph

Wind Gusts24 mph

Probability of Precipitation8%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover97%

Morning

Afternoon

Night

12/16
25°Lo
RealFeel® 10°
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
Partly to mostly cloudy

WindSW 17 mph

Wind Gusts33 mph

Probability of Precipitation18%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover69%

Evening

Overnight

Sun & Moon

8 hrs 57 mins
Rise 7:48 AM
Set 4:45 PM
Waning Crescent
Rise 4:47 AM
Set 2:09 PM

Temperature History

12/16
High
Low
Forecast
29°
25°
Average
35°
21°
Last Year
52°
34°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Pineapple Express to bring new surge of major flooding in Northwest US

3 hours ago

Weather News

Historic flooding grips Washington, putting entire towns underwater

3 days ago

Winter Weather

Break from the deep freeze: Central and Eastern US to warm this week

5 hours ago

Astronomy

Geminid meteor shower peak to dazzle this weekend

2 days ago

Weather News

Mystery foot fossil may shake up human family tree

5 days ago

 More Stories

Featured Stories

Recreation

Death Valley's ancient lake has returned after record rainfall

4 days ago

Recreation

Hiker rescued after getting trapped in Arches National Park

2 days ago

Climate

Underwater ‘storms’ are eating away at the Doomsday Glacier

5 days ago

Astronomy

Black hole’s feeding frenzy triggers longest cosmic explosion on recor...

4 days ago

Winter Weather

What’s the best direction for your house to face?

5 days ago
World North America Canada Ontario Acton

Weather Near Acton:

  • Brampton, Ontario
  • Mississauga Valley, Ontario
  • Toronto, 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 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

...

...

...