Yes

you do need a jacket based on the weather in Niagara Falls (Falls View), Ontario, Canada 1 second ago

Why? Because the cold's there, but it's just a reminder, not an invasion and it's so gusty, you’re basically doing accidental parkour!
42°F6°C & Cloudy

Wind is 8 mph13 km/h from the South, gusting to 21 mph33 km/h
December 28
7am42°F6°C9 mph15 km/h SouthMostly Cloudy
8am43°F6°C10 mph16 km/h SouthMostly Cloudy
9am45°F7°C11 mph18 km/h SouthMostly Cloudy
10am47°F8°C12 mph19 km/h SouthMostly Cloudy
11am49°F9°C12 mph20 km/h SouthMostly Cloudy
12pm51°F10°C13 mph20 km/h SouthCloudy
1pm51°F11°C12 mph19 km/h SouthCloudy
2pm52°F11°C11 mph18 km/h SouthwestCloudy
3pm52°F11°C11 mph17 km/h SouthCloudy
4pm51°F11°C10 mph15 km/h SouthCloudy
5pm50°F10°C9 mph14 km/h SouthCloudy
6pm49°F9°C8 mph13 km/h SouthCloudy
DateLowHighWindDayNight
December 2837°F3°C52°F11°C11 mph17 km/h from SouthMostly CloudyCloudy
December 2942°F6°C57°F14°C10 mph16 km/h from SoutheastRainWindy
December 3037°F3°C50°F10°C21 mph34 km/h from SouthwestWindyPartly Cloudy
December 3133°F1°C42°F5°C5 mph9 km/h from NortheastDrizzleDrizzle
January 132°F-0°C38°F3°C12 mph19 km/h from NorthwestDrizzleCloudy
January 226°F-3°C32°F-0°C16 mph26 km/h from WestWindyMostly Cloudy
January 323°F-5°C29°F-2°C16 mph25 km/h from WestWindyMostly Cloudy

Yes

Low of 42°F6°C, High of 56°F14°C
Wind: 10 mph16 km/h
Precipitation: 85% rain

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