Yes

you do need a jacket based on the weather in Toronto (Downtown Toronto), Ontario, Canada 2 minutes ago

Why? Because too cold for just a hoodie, too warm for a parka and it's so windy, your hat is now someone else's problem, two cities away!
34°F1°C & Windy

Wind is 15 mph24 km/h from the West, gusting to 29 mph46 km/h
November 29
5pm33°F1°C15 mph25 km/h WestWindy
6pm32°F0°C15 mph25 km/h WestWindy
7pm32°F-0°C15 mph25 km/h WestWindy
8pm32°F-0°C16 mph25 km/h WestWindy
9pm31°F-0°C15 mph25 km/h WestWindy
10pm31°F-1°C16 mph25 km/h WestWindy
11pm30°F-1°C16 mph25 km/h WestWindy
November 30
12am30°F-1°C15 mph25 km/h WestWindy
1am29°F-1°C16 mph25 km/h WestWindy
2am29°F-2°C15 mph25 km/h WestWindy
3am30°F-1°C15 mph24 km/h WestWindy
4am30°F-1°C15 mph24 km/h WestPartly Cloudy
DateLowHighWindDayNight
November 2930°F-1°C36°F2°C12 mph19 km/h from WestMostly CloudyWindy
November 3027°F-3°C34°F1°C16 mph25 km/h from WestWindyMostly Cloudy
December 126°F-3°C34°F1°C13 mph21 km/h from WestMostly CloudyMostly Clear
December 225°F-4°C36°F2°C5 mph9 km/h from NorthwestMostly ClearPartly Cloudy
December 325°F-4°C34°F1°C6 mph9 km/h from WestPartly CloudyMostly Cloudy
December 427°F-3°C34°F1°C9 mph15 km/h from SouthwestCloudyMostly Cloudy
December 527°F-3°C37°F3°C15 mph24 km/h from WestMostly CloudyMostly Cloudy

Yes

Low of 28°F-3°C, High of 34°F1°C
Wind: 16 mph25 km/h
Precipitation: None

Support This Page