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

Sarnia, Ontario

44°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Sarnia

Ontario

44°
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
Sarnia, 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
2
Yellow Warning - Rainfall

Tonight's Weather

Thu, Apr 16

A couple of showers and a thunderstorm this evening; otherwise, mostly cloudy and cooler; gusty winds and small hail can accompany any downpour Lo: 39°

Tomorrow: Intervals of clouds and sunshine Hi: 67°

Current Weather

7:54 PM

44°F
RealFeel® 42°
Fog More Details
RealFeel Shade™ 42°
Wind NNE 4 mph
Wind Gusts 9 mph
Air Quality Fair

MINUTECAST®

Rain starting in 51 min

Now
8:54 PM

Looking Ahead

Rain and thunderstorms late tomorrow night through Saturday morning

Sarnia Weather Radar

Sarnia Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

8 PM 51°
rain drop 64%
9 PM 48°
rain drop 64%
10 PM 46°
rain drop 49%
11 PM 44°
rain drop 34%
12 AM 44°
rain drop 34%
1 AM 43°
rain drop 29%
2 AM 42°
rain drop 20%
3 AM 42°
rain drop 20%
4 AM 42°
rain drop 20%
5 AM 42°
rain drop 20%
6 AM 41°
rain drop 20%
7 AM 39°
rain drop 13%

10-Day Weather Forecast

Tonight

4/16

39° Lo

A shower and t-storm early

65%

Fri

4/17

67° 51°

Partly sunny

Night: Breezy late with rain

0%

Sat

4/18

64° 35°

Showers and a heavier t-storm

Colder; a heavy t-storm early

86%

Sun

4/19

45° 29°

Mostly cloudy and breezy

Mostly cloudy and cold

25%

Mon

4/20

40° 33°

Mostly cloudy and cold

Chilly with clearing

1%

Tue

4/21

64° 38°

Breezy with clouds and sun

Partly cloudy

8%

Wed

4/22

54° 39°

Mostly sunny

Mainly clear

2%

Thu

4/23

63° 43°

Times of sun and clouds

Clear

0%

Fri

4/24

62° 42°

Plenty of sunshine

Clear

0%

Sat

4/25

58° 40°

Mostly sunny

Partly cloudy

0%

Sun & Moon

13 hrs 27 mins
Rise 6:46 AM
Set 8:13 PM
Waning Crescent
Rise 6:03 AM
Set 7:39 PM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Dust & Dander Moderate Data is not supported in this location

Top Stories

Severe Weather

Severe weather outbreak to peak Friday with tornado risk in central US

3 hours ago

Winter Weather

Cars are emerging from a massive snow pile months after winter storms

9 hours ago

Weather Forecasts

Cold snap, freeze to follow heat wave in part of eastern US

5 hours ago

Severe Weather

Tornadoes, grapefruit-size hail hit Iowa, Wisconsin amid week of storm...

1 day ago

Hurricane

Super Typhoon Sinlaku causes serious damage to islands

1 day ago

More Stories

Featured Stories

Astronomy

Artemis II astronauts describe their historic mission

3 hours ago

Weather News

7-month-old dies after being found in hot car in Tennessee

8 hours ago

Weather News

114 years later: How weather helped seal the Titanic’s fate

1 day ago

Weather News

River flooding, possible dam failure threatens Wisconsin, Michigan

6 hours ago

Astronomy

Lyrids 2026: How to see the 1st meteor shower since January

3 days ago

World North America Canada Ontario Sarnia

Weather Near Sarnia:

  • Detroit, MI
  • London, Ontario
  • Windsor, 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

...

...

...