Yes

you do need a jacket based on the weather in Polson St, Toronto, ON M5A, Canada 1 second ago

Why? Because it's cool enough your breath is visible, but your nose isn’t red yet and the wind could blow a wig clean off your head!
40°F5°C & Mostly Clear

Wind is 10 mph16 km/h from the Northwest, gusting to 21 mph33 km/h
November 8
11am40°F4°C9 mph15 km/h NorthwestMostly Clear
12pm39°F4°C9 mph14 km/h NorthwestPartly Cloudy
1pm40°F4°C8 mph13 km/h NorthwestPartly Cloudy
2pm41°F5°C7 mph12 km/h NorthwestMostly Cloudy
3pm42°F5°C7 mph12 km/h NorthwestPartly Cloudy
4pm43°F6°C6 mph10 km/h NorthwestPartly Cloudy
5pm43°F6°C7 mph11 km/h NorthwestMostly Cloudy
6pm44°F7°C6 mph10 km/h NorthwestMostly Cloudy
7pm45°F7°C5 mph9 km/h NorthwestPartly Cloudy
8pm44°F7°C5 mph8 km/h NorthMostly Cloudy
9pm44°F7°C5 mph7 km/h NorthMostly Cloudy
10pm43°F6°C5 mph9 km/h NorthCloudy
DateLowHighWindDayNight
November 837°F3°C50°F10°C6 mph10 km/h from NorthwestMostly CloudyDrizzle
November 930°F-1°C37°F3°C15 mph24 km/h from NortheastSnowMostly Cloudy
November 1027°F-3°C34°F1°C11 mph17 km/h from NorthwestMostly CloudyPartly Cloudy
November 1127°F-3°C40°F4°C13 mph21 km/h from WestMostly CloudyDrizzle
November 1237°F3°C44°F7°C14 mph22 km/h from SouthwestCloudyMostly Cloudy
November 1337°F3°C45°F7°C14 mph22 km/h from WestMostly CloudyPartly Cloudy
November 1436°F2°C45°F7°C8 mph12 km/h from NorthwestPartly CloudyPartly Cloudy

Yes

Low of 30°F-1°C, High of 37°F3°C
Wind: 15 mph24 km/h
Precipitation: 87% snow

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