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

Grand Valley, Ontario

39°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Grand Valley

Ontario

39°
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
Grand Valley, 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

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

February 28 - March 29

Sat 2/28

30° /10°
20%

WinterCast

A coating to an inch

Sat, 2/28, 9:00 PM - Sun, 3/1, 7:00 AM

Snow

Strong winds subsiding; low clouds and colder

RealFeel®12°

RealFeel Shade™12°

Max UV Index1.0 (Low)

WindWNW 18 mph

Sun 3/1

13° /-4°
0%
Very cold with clouds and sunshine

RealFeel®3°

RealFeel Shade™1°

Max UV Index3.0 (Moderate)

WindNW 10 mph

Mon 3/2

18° /12°
0%
Very cold with plenty of sunshine

RealFeel®14°

RealFeel Shade™8°

Max UV Index4.0 (Moderate)

WindSE 7 mph

Tue 3/3

31° /22°
35%
Mostly cloudy and not as cold with snow possible

RealFeel®31°

RealFeel Shade™30°

Max UV Index2.0 (Low)

WindWNW 6 mph

Wed 3/4

32° /25°
0%
Sunshine

RealFeel®41°

RealFeel Shade™37°

Max UV Index4.0 (Moderate)

WindW 5 mph

Thu 3/5

35° /24°
25%
Considerable cloudiness and breezy

RealFeel®23°

RealFeel Shade™22°

Max UV Index2.0 (Low)

WindENE 14 mph

Fri 3/6

35° /32°
58%
A bit of sleet and freezing rain in the morning; otherwise, low clouds

RealFeel®33°

RealFeel Shade™33°

Max UV Index1.0 (Low)

WindENE 7 mph

Sat 3/7

43° /31°
65%
Periods of rain and a thunderstorm

RealFeel®35°

RealFeel Shade™35°

Max UV Index1.0 (Low)

WindSE 9 mph

Sun 3/8

48° /37°
55%
Remaining cloudy and windy; a little morning rain followed by a shower in spots in the afternoon

RealFeel®36°

RealFeel Shade™36°

Max UV Index1.0 (Low)

WindSSW 22 mph

Mon 3/9

56° /42°
60%
Periods of rain

RealFeel®51°

RealFeel Shade™51°

Max UV Index1.0 (Low)

WindS 12 mph

Tue 3/10

50° /36°
60%
Cloudy; a little rain in the morning followed by a shower in spots in the afternoon

RealFeel®45°

RealFeel Shade™45°

Max UV Index1.0 (Low)

WindSW 13 mph

Wed 3/11

43° /34°
75%
Rain

RealFeel®34°

RealFeel Shade™34°

Max UV Index1.0 (Low)

WindNNE 8 mph

Thu 3/12

44° /16°
25%
Sun followed by increasing clouds

RealFeel®46°

RealFeel Shade™45°

Max UV Index4.0 (Moderate)

WindN 6 mph

Fri 3/13

35° /24°
56%
Cloudy with a little ice mixing with, then changing to rain

RealFeel®30°

RealFeel Shade™30°

Max UV Index1.0 (Low)

WindSE 9 mph

Sat 3/14

41° /26°
25%
Mostly cloudy

RealFeel®34°

RealFeel Shade™34°

Max UV Index1.0 (Low)

WindS 10 mph

Sun 3/15

44° /27°
25%
Decreasing clouds and windy

RealFeel®34°

RealFeel Shade™32°

Max UV Index2.0 (Low)

WindSSW 20 mph

Mon 3/16

43° /25°
10%
Mostly sunny

RealFeel®40°

RealFeel Shade™36°

Max UV Index4.0 (Moderate)

WindWSW 13 mph

Tue 3/17

42° /24°
25%
Rather cloudy

RealFeel®35°

RealFeel Shade™35°

Max UV Index2.0 (Low)

WindWNW 10 mph

Wed 3/18

35° /23°
25%
Times of clouds and sun

RealFeel®41°

RealFeel Shade™35°

Max UV Index3.0 (Moderate)

WindWNW 4 mph

Thu 3/19

39° /25°
25%
Cloudy

RealFeel®30°

RealFeel Shade™30°

Max UV Index1.0 (Low)

WindS 10 mph

Fri 3/20

43° /27°
75%
Rain and freezing rain in the morning; cloudy with a little rain in the afternoon

RealFeel®47°

RealFeel Shade™47°

Max UV Index1.0 (Low)

WindSW 2 mph

Sat 3/21

43° /20°
71%
Windy; a mix of snow, ice and rain in the morning followed by a mix of snow, sleet and rain in the afternoon

RealFeel®28°

RealFeel Shade™28°

Max UV Index1.0 (Low)

WindSSE 21 mph

Sun 3/22

44° /18°
62%
Windy with periods of snow and rain

RealFeel®30°

RealFeel Shade™30°

Max UV Index1.0 (Low)

WindWSW 25 mph

Mon 3/23

30° /17°
25%
Times of sun and clouds

RealFeel®27°

RealFeel Shade™21°

Max UV Index5.0 (Moderate)

WindNW 12 mph

Tue 3/24

32° /25°
55%
Cloudy with a bit of ice

RealFeel®20°

RealFeel Shade™20°

Max UV Index1.0 (Low)

WindS 14 mph

Wed 3/25

44° /27°
25%
Cloudy and not as cold

RealFeel®42°

RealFeel Shade™42°

Max UV Index1.0 (Low)

WindN 9 mph

Thu 3/26

41° /28°
67%
Periods of rain; some ice mixed in early in the day

RealFeel®29°

RealFeel Shade™29°

Max UV Index1.0 (Low)

WindSE 15 mph

Fri 3/27

46° /25°
75%
A mix of snow and rain in the morning; continued cloudy

RealFeel®35°

RealFeel Shade™35°

Max UV Index1.0 (Low)

WindWNW 16 mph

Sat 3/28

38° /24°
25%
Sun followed by increasing clouds

RealFeel®40°

RealFeel Shade™33°

Max UV Index4.0 (Moderate)

WindSSW 6 mph

Sun 3/29

47° /30°
56%
Cloudy; a couple of showers in the morning, beginning after temperatures rise above freezing, then a little rain in the afternoon

RealFeel®41°

RealFeel Shade™41°

Max UV Index2.0 (Low)

WindSSW 9 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

March springlike surge to foster severe storms from Texas to Michigan

4 hours ago

Recreation

Battleship evacuated after walkway collapses in high winds

12 hours ago

Winter Weather

Meteorological spring to meet with wintry storms in Midwest, Northeast

7 hours ago

Severe Weather

Tornado season: What forecasters expect for severe weather in 2026

1 day ago

Weather News

106 degrees in Texas may be new record for U.S. winter

9 hours ago

More Stories

Featured Stories

Winter Weather

Rhode Island student dies while charging phone in car during blizzard

12 hours ago

Weather News

After heartbreaking loss, famous eagle Jackie lays new egg

1 day ago

Astronomy

March adds daylight fast, a change bigger than most people realize

2 days ago

Weather News

A 4-month-old bird flew over 8,000 miles nonstop across the Pacific

2 days ago

Astronomy

Webb reveals Uranus’s upper atmosphere in unprecedented detail

2 days ago

World North America Canada Ontario Grand Valley

Weather Near Grand Valley:

  • 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

...

...

...