Yes

you do need a jacket based on the weather in Kitchener, ON, Canada 1 second ago

Why? Because looks like it's raining and it's quite chilly and it's really really huffing out there!
43°F6°C & Rain

Wind is 19 mph30 km/h from the Southwest, gusting to 35 mph56 km/h
November 3
5pm43°F6°C19 mph31 km/h SouthwestDrizzle
6pm44°F6°C18 mph29 km/h WestDrizzle
7pm46°F8°C19 mph31 km/h WestWindy
8pm49°F9°C18 mph30 km/h WestWindy
9pm48°F9°C17 mph27 km/h WestWindy
10pm47°F8°C13 mph21 km/h WestMostly Clear
11pm46°F8°C13 mph22 km/h WestMostly Clear
November 4
12am44°F7°C13 mph22 km/h WestMostly Clear
1am43°F6°C13 mph22 km/h WestMostly Clear
2am42°F6°C13 mph21 km/h WestMostly Clear
3am42°F5°C12 mph20 km/h WestMostly Clear
4am41°F5°C13 mph21 km/h WestMostly Clear
DateLowHighWindDayNight
November 339°F4°C49°F9°C15 mph25 km/h from WestRainMostly Clear
November 436°F2°C51°F11°C13 mph20 km/h from WestMostly ClearCloudy
November 538°F4°C51°F11°C15 mph25 km/h from WestDrizzlePartly Cloudy
November 634°F1°C45°F7°C8 mph12 km/h from NorthwestMostly CloudyMostly Cloudy
November 734°F1°C52°F11°C12 mph19 km/h from SouthwestRainRain
November 835°F1°C43°F6°C9 mph15 km/h from NorthwestCloudyDrizzle
November 933°F1°C42°F5°C10 mph16 km/h from NortheastDrizzleSnow

Yes

Low of 37°F3°C, High of 51°F11°C
Wind: 13 mph20 km/h
Precipitation: None

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