Monthly Weather Forecast for Thornhill, Ontario L3T 5G5, Canada - weather.com

Advertisement

Advertisement

Monthly Weather-

As of 2:03 pm EDT

Sun
mon
tue
wed
thu
fri
sat

Day

41°

3%

N 12 mph

Overcast. A shower of rain or wet snow possible. High 41F. Winds N at 10 to 15 mph.

Record High76°
Average High44°
Sunrise7:17 am
Sunset7:32 pm

Night

29°

16%

NNE 10 mph

Cloudy skies. A few flurries or snow showers possible. Low 29F. Winds NNE at 5 to 10 mph.

Record Low15°
Average Low31°
Moonrise8:44 am
Moonset--
Waxing Crescent

Advertisement

We Love Our Critters

What To Look Out For With Your Dogs This Allergy Season

Stick Is Life! Watch This Dog Plow Through 20 Inches Of Snow

Snow Vs. Short Legs: Watch This Corgi’s Blizzard Battle

Newly Identified Tick-Borne Bacterium In US Dogs

Travel

And The Best State For An Adventure Vacation Is ...

California Wildflower Superblooms Are Back In 2026

3 Big Changes Coming To National Parks In 2026

‘Rare And Remarkable’: Lake Superior Ice Caves Reopen

Advertisement

Home, Garage & Garden

Don’t Make These Mistakes When Planting Your Spring Garden

When To Worry About Mold Growing In Your Home

Get Ahead For Spring With Essential Winter Garden Tips

Why Your Home's Air Might Be More Polluted Than Outdoors

Mar 22	High	Low	Precip
Averages	44°F	31°	--
Records	76°(2012)	15°(2004)	--

Reported Conditions
Yesterday	39°	32°	0.01 in
Last 7 Days	53°	11°	0.90
Month to Date	67°	1°	2.42

Historical Monthly Avg
March	41°	29°	0
April	53°	39°	0
May	66°	50°	0

Sun & Moon

Chickpeas Can Be Grown In Space, Researchers Say

Watch: Meteorite Hunters Find Fragments Of Ohio Fireball

Watch The Meteor That Shook Cleveland, Soared Over 6+ States

Onlookers Stunned As Bright Meteor Streaks Across Sky

Travel Far, Travel Often

And The Best State For An Adventure Vacation Is ...

California Wildflower Superblooms Are Back In 2026

3 Big Changes Coming To National Parks In 2026

‘Rare And Remarkable’: Lake Superior Ice Caves Reopen