Yes

you do need a jacket based on the weather in Tarrytown, NY 10591, USA 1 second ago

Why? Because it's quite chilly!
48°F9°C & Clear

Wind is 6 mph10 km/h from the North, gusting to 17 mph27 km/h
October 27
11pm47°F9°C6 mph10 km/h NorthClear
October 28
12am45°F7°C6 mph10 km/h NortheastMostly Clear
1am44°F7°C7 mph11 km/h NortheastClear
2am43°F6°C6 mph10 km/h NortheastMostly Clear
3am42°F6°C6 mph9 km/h NortheastClear
4am41°F5°C6 mph10 km/h NortheastClear
5am41°F5°C7 mph11 km/h NortheastClear
6am40°F5°C6 mph10 km/h NortheastClear
7am40°F4°C6 mph10 km/h NortheastClear
8am39°F4°C6 mph10 km/h NortheastClear
9am39°F4°C6 mph10 km/h NortheastMostly Clear
10am39°F4°C6 mph10 km/h NortheastMostly Clear
DateLowHighWindDayNight
October 2736°F2°C55°F13°C3 mph5 km/h from NorthClearClear
October 2839°F4°C56°F14°C9 mph14 km/h from NortheastPartly CloudyMostly Cloudy
October 2943°F6°C54°F12°C9 mph15 km/h from NortheastCloudyRain
October 3049°F9°C62°F17°C13 mph21 km/h from EastRainRain
October 3146°F8°C58°F14°C12 mph19 km/h from WestMostly CloudyPartly Cloudy
November 144°F7°C55°F13°C11 mph18 km/h from WestPartly CloudyPartly Cloudy
November 241°F5°C54°F12°C5 mph8 km/h from WestPartly CloudyMostly Clear

Yes

Low of 38°F4°C, High of 56°F14°C
Wind: 9 mph14 km/h
Precipitation: None

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