Yes

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

Why? Because it's cool. Pleasantly cool, but cool.
52°F11°C & Mostly Cloudy

Wind is 7 mph12 km/h from the S, gusting to 17 mph28 km/h
April 19
8pm51°F10°C7 mph12 km/h SMostly Cloudy
9pm50°F10°C6 mph10 km/h SMostly Cloudy
10pm50°F10°C6 mph10 km/h SCloudy
11pm49°F9°C6 mph10 km/h SCloudy
April 20
12am48°F9°C5 mph9 km/h SCloudy
1am48°F9°C5 mph8 km/h SCloudy
2am47°F8°C4 mph7 km/h SCloudy
3am47°F8°C4 mph7 km/h SCloudy
4am46°F8°C4 mph7 km/h SDrizzle
5am47°F8°C4 mph6 km/h SRain
6am47°F8°C3 mph5 km/h SDrizzle
7am47°F9°C3 mph5 km/h SWRain
DateLowHighWindDayNight
April 1942°F6°C58°F15°C6 mph10 km/h from SMostly CloudyRain
April 2042°F5°C63°F17°C7 mph11 km/h from WRainMostly Clear
April 2134°F1°C56°F13°C8 mph13 km/h from WMostly CloudyMostly Clear
April 2235°F2°C57°F14°C7 mph11 km/h from NWMostly ClearClear
April 2334°F1°C62°F17°C9 mph15 km/h from SPartly CloudyMostly Cloudy
April 2439°F4°C54°F12°C11 mph18 km/h from WRainMostly Clear
April 2534°F1°C55°F13°C8 mph13 km/h from WPartly CloudyPartly Cloudy

Yes

Low of 42°F6°C, High of 63°F17°C
Wind: 7 mph11 km/h
Precipitation: 56% rain

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