Yes

you do need a jacket based on the weather in New York, NY, USA 1 second ago

Why? Because it's not very warm out.
50°F10°C & Drizzle

Wind is 6 mph10 km/h from the N, gusting to 14 mph22 km/h
March 28
12pm50°F10°C7 mph12 km/h NRain
1pm51°F10°C8 mph13 km/h NRain
2pm51°F11°C9 mph15 km/h NDrizzle
3pm51°F11°C9 mph15 km/h NDrizzle
4pm52°F11°C9 mph14 km/h NRain
5pm51°F10°C8 mph13 km/h NDrizzle
6pm50°F10°C8 mph13 km/h NDrizzle
7pm50°F10°C7 mph11 km/h NWDrizzle
8pm49°F9°C8 mph12 km/h NCloudy
9pm48°F9°C8 mph13 km/h NDrizzle
10pm47°F8°C8 mph12 km/h NWDrizzle
11pm46°F8°C10 mph16 km/h NWDrizzle
DateLowHighWindDayNight
March 2845°F7°C52°F11°C7 mph11 km/h from NRainDrizzle
March 2938°F3°C56°F13°C15 mph24 km/h from NWWindyMostly Clear
March 3038°F3°C59°F15°C11 mph18 km/h from WPartly CloudyMostly Cloudy
March 3145°F7°C59°F15°C10 mph17 km/h from NWMostly CloudyMostly Cloudy
April 140°F5°C50°F10°C6 mph9 km/h from ECloudyRain
April 241°F5°C46°F8°C12 mph19 km/h from ERainDrizzle
April 341°F5°C49°F10°C9 mph14 km/h from NDrizzleDrizzle

Yes

Low of 37°F3°C, High of 55°F13°C
Wind: 15 mph24 km/h
Precipitation: None

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