Yes

Based on the weather in Toronto, ON, Canada as of March 5, 2021 1:32am local time

Why? Because it's colder than cold. Water will freeze.

Now

Clear
Temp: 19°F-7°C
Wind: 13 MPH20 KPH
Precipitation: None

Today

Next 2 hours: Yes

Next 4 hours: Yes

Next 8 hours: Yes

Tomorrow

Yes

Overcast throughout the day.
Low of 23°F-5°C, High of 30°F-1°C
Wind: 11 MPH18 KPH
Precipitation: 19% snow