Yes

you do need a jacket based on the weather in Scarborough, Toronto, ON, Canada 32 seconds ago

Why? Because looks like it's raining and it's cool enough your breath is visible, but your nose isn’t red yet and the wind makes walking forward feel like moonwalking in reverse!
46°F8°C & Rain

Wind is 12 mph20 km/h from the Northeast, gusting to 26 mph42 km/h
October 30
6pm46°F8°C12 mph20 km/h NortheastRain
7pm46°F8°C13 mph21 km/h NortheastRain
8pm45°F7°C13 mph22 km/h NortheastRain
9pm45°F7°C13 mph21 km/h NortheastDrizzle
10pm44°F7°C13 mph21 km/h NortheastDrizzle
11pm44°F6°C14 mph22 km/h NortheastRain
October 31
12am43°F6°C14 mph22 km/h NorthRain
1am42°F6°C13 mph21 km/h NorthRain
2am42°F6°C13 mph21 km/h NorthDrizzle
3am42°F5°C13 mph21 km/h NorthDrizzle
4am41°F5°C13 mph21 km/h NorthDrizzle
5am41°F5°C13 mph21 km/h NorthDrizzle
DateLowHighWindDayNight
October 3041°F5°C46°F8°C10 mph16 km/h from NortheastRainRain
October 3140°F5°C48°F9°C16 mph26 km/h from NorthwestDrizzleMostly Cloudy
November 137°F3°C47°F8°C7 mph11 km/h from NorthwestMostly CloudyPartly Cloudy
November 235°F2°C49°F9°C5 mph7 km/h from SouthPartly CloudyMostly Cloudy
November 342°F5°C51°F11°C16 mph25 km/h from SouthwestWindyMostly Clear
November 441°F5°C54°F12°C12 mph20 km/h from WestMostly ClearPartly Cloudy
November 539°F4°C51°F11°C7 mph11 km/h from SouthMostly CloudyDrizzle

Yes

Low of 40°F5°C, High of 48°F9°C
Wind: 16 mph26 km/h
Precipitation: 78% rain

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