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

Chelmsford, Ontario

28°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Chelmsford

Ontario

28°
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
Chelmsford, 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

Today's Weather

Thu, Mar 19

Not as cold with intermittent snow and flurries with little or no accumulation Hi: 33°

Tonight: Rather cloudy Lo: 16°

Current Weather

5:39 AM

28°F
RealFeel® 28°
Snow More Details
Wind S 3 mph
Wind Gusts 7 mph
Air Quality Fair

MINUTECAST®

Snow for at least 60 min

Now
6:39 AM

Looking Ahead

Snowfall tomorrow will total a coating to an inch

WinterCast®

Thu Morning - Thu Afternoon

Snow

Lasting 7 hours

Chelmsford Weather Radar

Chelmsford 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

6 AM 26°
rain drop 40%
7 AM 26°
rain drop 37%
8 AM 24°
rain drop 42%
9 AM 23°
rain drop 46%
10 AM 25°
rain drop 51%
11 AM 27°
rain drop 49%
12 PM 29°
rain drop 41%
1 PM 30°
rain drop 49%
2 PM 31°
rain drop 55%
3 PM 32°
rain drop 55%
4 PM 33°
rain drop 55%
5 PM 31°
rain drop 40%

10-Day Weather Forecast

Today

3/19

33° 16°

A little snow; not as cold

Night: Rather cloudy

88%

Fri

3/20

33° 21°

Snow and flurries at times

Mostly cloudy

88%

Sat

3/21

36° 24°

A bit of snow and rain

A little snow early; breezy

60%

Sun

3/22

29° 6°

Becoming windier and colder

Windy early; cloudy, colder

25%

Mon

3/23

27° 7°

Sunny, but chilly

A bit of snow late; very cold

0%

Tue

3/24

29° -3°

A bit of afternoon snow

Mostly cloudy and very cold

55%

Wed

3/25

19° 6°

Sunny and turning colder

Snow and sleet late

25%

Thu

3/26

34° 9°

A bit of afternoon snow

A bit of snow in the evening

55%

Fri

3/27

26° -4°

Mostly sunny and colder

A little snow in the evening

1%

Sat

3/28

23° 2°

Partly sunny and very cold

Partly cloudy and very cold

1%

Sun & Moon

12 hrs 05 mins
Rise 7:30 AM
Set 7:35 PM
Waxing Crescent
Rise 7:33 AM
Set 8:45 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 Extreme Data is not supported in this location

Top Stories

Weather Forecasts

Record-shattering March scorcher: 70 million to bake in heat dome

10 minutes ago

Hurricane

Tropical Cyclone Narelle will rapidly intensify, hit Australia 3 times

15 hours ago

Weather Forecasts

Pineapple Express to bring flooding in Washington, British Columbia

11 minutes ago

Astronomy

Bright daytime meteor triggers sonic boom over Ohio, Pennsylvania

20 hours ago

Weather Forecasts

Spring arrives Friday, and with it comes the next warmup for millions

33 minutes ago

More Stories

Featured Stories

Recreation

Top 10 National Parks of 2025 revealed

15 hours ago

Astronomy

Exoplanet discovery reveals ‘sulfur world’ that smells like rotten egg...

1 day ago

Severe Weather

100 years ago: The deadliest tornado in US history claimed 695 lives

20 hours ago

Weather News

Watch the rescue: Coast Guard saves snowmobiler stranded on ice

1 day ago

Health

Two dead, 11 others infected in meningitis outbreak linked to universi...

1 day ago

World North America Canada Ontario Chelmsford

Weather Near Chelmsford:

  • Barrie, Ontario
  • Greater Sudbury, Ontario
  • Rouyn-Noranda, Quebec
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

...

...

...