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

Grimsby, Ontario

53°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Grimsby

Ontario

53°
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
Grimsby, 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
Saturday, October 31

Day

10/31
55°Hi
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
RealFeel Shade™ 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Turning cloudy

Max UV Index3.0 (Moderate)

AccuLumen Brightness Index™9 (Very Bright)

WindWNW 6 mph

Wind Gusts10 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover7%

Morning

Afternoon

Night

10/31
44°Lo
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Mostly cloudy

WindSSW 7 mph

Wind Gusts10 mph

Probability of Precipitation3%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover86%

Evening

Overnight

Sun & Moon

10 hrs 21 mins
Rise 7:51 AM
Set 6:12 PM
Waning Gibbous
Rise 11:14 PM
Set 1:36 PM

Temperature History

10/31
High
Low
Forecast
55°
44°
Average
54°
39°
Last Year
52°
42°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Pineapple express to rain buckets, renew flash flooding in Southwest

3 hours ago

Travel

Erosion threatens California’s PCH as Newsom orders El Niño preps

3 days ago

Weather Forecasts

No frigid air coming to U.S. despite polar vortex being on the move

6 hours ago

Severe Weather

Severe storms threaten Plains, Election Day plans

3 hours ago

Weather Forecasts

Election Day weather: Rain, storms could complicate trips to polls

5 hours ago

 More Stories

Featured Stories

Weather News

New daylight saving time bill takes different approach to time changes

1 day ago

Weather News

Secret to more fireflies next summer is hiding under fallen leaves

1 day ago

Winter Weather

5 East Coast ski areas to check out this winter, from an expert

1 day ago

Weather News

4 struck by lightning at El Mirage Elementary in Arizona

1 day ago

Weather News

Drought uncovers Colorado historic highway as water reservoir shrinks

3 days ago
World North America Canada Ontario Grimsby

Weather Near Grimsby:

  • 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

...

...

...