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

Unionville, Ontario

71°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Unionville

Ontario

71°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
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
Unionville, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day 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 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Sunday, August 16

Day

8/16
72°Hi
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel Shade™ 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Cloudy with rain overspreading the area in the afternoon

Max UV Index5.0 (Moderate)

WindS 5 mph

Wind Gusts18 mph

Probability of Precipitation76%

Probability of Thunderstorms8%

Precipitation0.20 in

Rain0.20 in

Hours of Precipitation4

Hours of Rain4

Cloud Cover62%

Morning

Afternoon

Night

8/16
56°Lo
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Rain in the evening; otherwise, cloudy

WindSSW 8 mph

Wind Gusts18 mph

Probability of Precipitation75%

Probability of Thunderstorms9%

Precipitation0.17 in

Rain0.17 in

Hours of Precipitation2

Hours of Rain2

Cloud Cover84%

Evening

Overnight

Sun & Moon

13 hrs 58 mins
Rise 6:22 AM
Set 8:20 PM
Waxing Crescent
Rise 10:56 AM
Set 9:56 PM

Temperature History

8/16
High
Low
Forecast
72°
56°
Average
77°
60°
Last Year
88°
67°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Severe storms to march from Plains to Appalachians into Sunday

11 hours ago

Weather Forecasts

Western heat dome fuels growing wildfire, flood threats

11 hours ago

Severe Weather

2026 tornado count: Illinois way up, Texas way down

1 day ago

Astronomy

August night sky has a rare double feature with eclipse, meteor shower

1 day ago

Weather Forecasts

Heavy rain, flash flooding to sweep Midwest and Northeast

11 hours ago

 More Stories

Featured Stories

Recreation

Zion warns visitors of deadly flash flood danger during monsoon season

1 day ago

Weather News

Sleeping giant: How sperm whales stay afloat while resting

1 day ago

Weather News

Triple-digit heat fuels wildfires in France and Spain

3 days ago

Astronomy

Buck Moon 2026: July's full moon rises around the world

3 days ago

Climate

Mexico to unveil sargassum plan as crisis worsens in Caribbean

2 days ago
World North America Canada Ontario Unionville

Weather Near Unionville:

  • 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 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

...

...

...