Yes

you do need a jacket based on the weather in Brooklyn, NY 11228, USA 1 second ago

Why? Because there are strong winds blowing out there!
64°F18°C & Cloudy

Wind is 12 mph20 km/h from the Southwest, gusting to 27 mph43 km/h
November 5
9pm63°F17°C13 mph20 km/h SouthwestMostly Cloudy
10pm61°F16°C13 mph20 km/h SouthwestCloudy
11pm60°F16°C14 mph23 km/h SouthwestMostly Cloudy
November 6
12am59°F15°C15 mph24 km/h SouthwestWindy
1am59°F15°C17 mph27 km/h SouthwestWindy
2am59°F15°C17 mph27 km/h SouthwestWindy
3am58°F15°C18 mph28 km/h WestWindy
4am57°F14°C21 mph34 km/h WestWindy
5am54°F12°C20 mph33 km/h WestWindy
6am50°F10°C21 mph34 km/h NorthwestWindy
7am48°F9°C20 mph32 km/h NorthwestWindy
8am47°F8°C19 mph30 km/h NorthwestWindy
DateLowHighWindDayNight
November 547°F8°C64°F18°C9 mph14 km/h from SouthwestPartly CloudyWindy
November 641°F5°C54°F12°C14 mph22 km/h from NorthwestPartly CloudyPartly Cloudy
November 739°F4°C58°F15°C12 mph20 km/h from SouthMostly CloudyDrizzle
November 851°F11°C64°F18°C7 mph11 km/h from WestDrizzleMostly Clear
November 949°F9°C62°F16°C8 mph14 km/h from SoutheastRainRain
November 1034°F1°C51°F11°C12 mph19 km/h from WestMostly ClearMostly Clear
November 1132°F0°C43°F6°C16 mph26 km/h from WestWindyMostly Cloudy

Yes

Low of 41°F5°C, High of 54°F12°C
Wind: 14 mph22 km/h
Precipitation: None

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