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

Harriston, Ontario

12°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Harriston

Ontario

12°
No results found.
Try searching for a city, zip code or point of interest.
Create Account Unlock extended daily forecasts and additional saved locations — all with your free account.
Let's Go Chevron right
Have an account already? Login
settings
Harriston, 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, January 20

Day

1/20
10°Hi
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
RealFeel Shade™ -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
Cloudy, brisk and bitterly cold with a couple of snow showers; storm total snowfall 1-3 inches; extreme cold can be dangerous for outdoor activities
alerts

Orange Warning - Blizzard

5:00 AM Monday - 1:00 PM Tuesday

Max UV Index1.0 (Low)

AccuLumen Brightness Index™1 (Dark)

WindWSW 15 mph

Wind Gusts30 mph

Probability of Precipitation84%

Probability of Thunderstorms0%

Precipitation0.01 in

Snow0.29 in

Hours of Precipitation4

Cloud Cover98%

Morning

Afternoon

Night

1/20
8°Lo
RealFeel® -2°
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
Cloudy and cold; bitter cold; be sure to wear layers

WindSW 7 mph

Wind Gusts20 mph

Probability of Precipitation25%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover99%

Evening

Overnight

Sun & Moon

9 hrs 25 mins
Rise 7:52 AM
Set 5:17 PM
Waxing Crescent
Rise 9:04 AM
Set 7:23 PM

Temperature History

1/20
High
Low
Forecast
10°
8°
Average
23°
11°
Last Year
9°
-1°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Stormy late-January setup raises risk for snow and ice impacts

11 hours ago

Climate

Western US faces worsening snow drought, with California the exception

2 days ago

Winter Weather

Clipper storm to spread snow over Upper Midwest, Northeast

10 hours ago

Winter Weather

1 dead after 5 pileups on snowy roads in New York, Pennsylvania

2 days ago

Weather Forecasts

Dry, warm weather to hold west of Rockies, but fog may cause problems

11 hours ago

 More Stories

Featured Stories

Climate

Why this famous iceberg turned blue and what it says about melting ice

2 days ago

Astronomy

NASA to roll out Artemis II rocket ahead of astronaut moon launch

2 days ago

Recreation

Death of 2 Florida students highlights risks of sand collapse

3 days ago

Astronomy

March’s total lunar eclipse will turn the moon red, here’s when to see...

4 days ago

Recreation

Rare and majestic sand sculptures only exist for minutes

2 days ago
World North America Canada Ontario Harriston

Weather Near Harriston:

  • 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
© 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

...

...

...