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

Grimsby, Ontario

58°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Grimsby

Ontario

58°
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
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
Monday, June 22

Day

6/22
74°Hi
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel Shade™ 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Cloudy with a couple of showers followed by a steadier rain

Max UV Index2.0 (Low)

WindESE 12 mph

Wind Gusts25 mph

Probability of Precipitation74%

Probability of Thunderstorms15%

Precipitation0.24 in

Rain0.24 in

Hours of Precipitation4

Hours of Rain4

Cloud Cover99%

Morning

Afternoon

Night

6/22
61°Lo
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Humid with periods of rain

WindSW 13 mph

Wind Gusts25 mph

Probability of Precipitation60%

Probability of Thunderstorms0%

Precipitation0.23 in

Rain0.23 in

Hours of Precipitation4

Hours of Rain4

Cloud Cover98%

Evening

Overnight

Sun & Moon

15 hrs 23 mins
Rise 5:39 AM
Set 9:02 PM
Waxing Gibbous
Rise 2:19 PM
Set 1:31 AM

Temperature History

6/22
High
Low
Forecast
74°
61°
Average
78°
58°
Last Year
93°
74°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Boris to make landfall soon in Mexico; newbie Cristina may head in

6 hours ago

Weather News

Florida rattled by 6.1 earthquake near Cuba; no significant tsunami th...

7 hours ago

Weather Forecasts

Heat, humidity to spur summery conditions, storms in eastern U.S.

7 hours ago

Astronomy

Venus, Jupiter to shine incredibly close for 2 nights this week

14 hours ago

Severe Weather

Active stretch of severe weather to unfold across the Plains, Midwest

6 hours ago

 More Stories

Featured Stories

Health

Why Google wants to release 32 million mosquitoes in 2 states

3 days ago

Weather News

These trees can 'hold their breath' when volcanoes erupt in Hawaii

3 days ago

Astronomy

Sunset after 9pm: Why the sun, clock don't align around the solstice

3 days ago

Weather News

Record sargassum seaweed swamps Caribbean, U.S. beaches

5 days ago

Weather News

Fossil reveals creature that hunted birds 120 million years ago

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

...

...

...