No

you don't need a jacket based on the weather in Westbury, NY 11590, USA 3 seconds ago

67°F19°C & Cloudy

Wind is 3 mph5 km/h from the Northwest, gusting to 9 mph14 km/h
September 7
2pm67°F19°C4 mph6 km/h NorthwestCloudy
3pm68°F20°C4 mph6 km/h NorthwestCloudy
4pm69°F20°C4 mph6 km/h NorthwestCloudy
5pm68°F20°C2 mph3 km/h NorthwestCloudy
6pm68°F20°C3 mph5 km/h SouthwestCloudy
7pm66°F19°C3 mph5 km/h SouthwestMostly Cloudy
8pm64°F18°C3 mph5 km/h SouthwestMostly Cloudy
9pm64°F18°C3 mph4 km/h SouthwestPartly Cloudy
10pm63°F17°C3 mph5 km/h WestMostly Clear
11pm62°F17°C5 mph8 km/h NorthwestPartly Cloudy
September 8
12am61°F16°C6 mph10 km/h NorthPartly Cloudy
1am59°F15°C6 mph10 km/h NorthMostly Clear
DateLowHighWindDayNight
September 760°F15°C69°F20°C3 mph4 km/h from NorthwestHeavy RainPartly Cloudy
September 855°F13°C72°F22°C6 mph9 km/h from NorthMostly ClearMostly Clear
September 956°F13°C71°F22°C8 mph13 km/h from NortheastPartly CloudyPartly Cloudy
September 1057°F14°C72°F22°C8 mph13 km/h from NortheastMostly CloudyMostly Clear
September 1156°F14°C77°F25°C5 mph9 km/h from NorthClearClear
September 1260°F16°C75°F24°C7 mph11 km/h from NortheastMostly ClearMostly Clear
September 1358°F15°C73°F23°C5 mph8 km/h from SoutheastMostly ClearMostly Clear

Yes

Low of 55°F13°C, High of 73°F23°C
Wind: 6 mph9 km/h
Precipitation: None

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