No

you don't need a jacket based on the weather in North York, Toronto, ON, Canada 2 minutes ago

61°F16°C & Mostly Cloudy

Wind is 4 mph6 km/h from the North, gusting to 6 mph10 km/h
September 11
1am60°F15°C4 mph6 km/h NorthMostly Cloudy
2am58°F15°C4 mph7 km/h NorthPartly Cloudy
3am57°F14°C4 mph7 km/h NorthMostly Clear
4am57°F14°C4 mph7 km/h NorthMostly Clear
5am56°F13°C5 mph8 km/h NorthClear
6am56°F13°C5 mph8 km/h NorthClear
7am56°F13°C5 mph9 km/h NorthClear
8am58°F14°C5 mph9 km/h NorthClear
9am62°F17°C6 mph9 km/h NorthClear
10am66°F19°C6 mph9 km/h NorthClear
11am70°F21°C5 mph9 km/h NorthClear
12pm72°F22°C5 mph7 km/h NorthClear
DateLowHighWindDayNight
September 1155°F13°C76°F24°C4 mph6 km/h from NorthMostly ClearMostly Clear
September 1257°F14°C73°F23°C4 mph7 km/h from SoutheastPartly CloudyMostly Cloudy
September 1359°F15°C76°F24°C5 mph7 km/h from SouthwestMostly CloudyPartly Cloudy
September 1459°F15°C75°F24°C5 mph8 km/h from NorthMostly ClearClear
September 1555°F13°C73°F23°C5 mph9 km/h from EastMostly ClearClear
September 1656°F13°C74°F23°C4 mph6 km/h from EastClearMostly Clear
September 1758°F15°C77°F25°C5 mph7 km/h from SouthClearClear

Yes

Low of 57°F14°C, High of 73°F23°C
Wind: 4 mph7 km/h
Precipitation: None

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