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

Chelmsford, Ontario

8°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Chelmsford

Ontario

8°
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
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
Yellow Watch - Snow Squall

Today's Weather

Sun, Jan 18

Colder with some sun, then turning cloudy; snow and flurries this afternoon with little or no accumulation Hi: 12°

Tonight: Intermittent snow and flurries, accumulating a coating to an inch Lo: 11°

Current Weather

2:14 PM

8°F
RealFeel® 12°
Cloudy More Details
RealFeel Shade™ 11°
Wind NE 2 mph
Wind Gusts 3 mph
Air Quality Excellent

MINUTECAST™

Snow starting in 59 min

Now
3:14 PM

WinterCast®

Started
Sun Afternoon - Mon Afternoon

Snow

Ending in 1 day

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

3 PM 8°
rain drop 61%
4 PM 9°
rain drop 57%
5 PM 10°
rain drop 57%
6 PM 10°
rain drop 57%
7 PM 11°
rain drop 51%
8 PM 11°
rain drop 56%
9 PM 12°
rain drop 48%
10 PM 13°
rain drop 49%
11 PM 14°
rain drop 45%
12 AM 15°
rain drop 39%
1 AM 15°
rain drop 35%
2 AM 15°
rain drop 38%

10-Day Weather Forecast

Today

1/18

12° 11°

Snow and flurries in the p.m.

Night: Snow and flurries at times

65%

Mon

1/19

18° -16°

A little snow; turning colder

Partly cloudy and very cold

65%

Tue

1/20

4° -6°

Very cold with clouds and sun

Turning cloudy and very cold

25%

Wed

1/21

14° 5°

Snow and flurries at times

Snow

88%

Thu

1/22

12° -15°

Some sun, then clouds; cold

Mainly clear and very cold

25%

Fri

1/23

-3° -23°

Mostly cloudy and very cold

Clear and very cold

25%

Sat

1/24

-7° -18°

Sunny, but very cold

Clear and very cold

8%

Sun

1/25

1° -11°

Very cold with clouds and sun

Mostly cloudy and very cold

1%

Mon

1/26

4° -6°

Cloudy and very cold

Mostly cloudy and very cold

21%

Tue

1/27

5° -7°

Mostly sunny and very cold

Mostly clear and very cold

19%

Sun & Moon

9 hrs 06 mins
Rise 8:02 AM
Set 5:08 PM
New Moon
Rise 8:20 AM
Set 4:52 PM

Air Quality

See More
Air Quality Excellent

The air quality is ideal for most individuals; enjoy your normal outdoor activities.

Allergy Outlook

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

Top Stories

Winter Weather

Coastal storm to spread snow from Georgia to New York, Massachusetts

3 hours ago

Winter Weather

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

31 minutes ago

Climate

Western US faces worsening snow drought, with California the exception

1 day ago

Winter Weather

Clipper storm to spread snow over Upper Midwest, Northeast

13 minutes ago

Winter Weather

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

2 days ago

More Stories

Featured Stories

Climate

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

1 day ago

Astronomy

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

1 day 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 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 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

...

...

...