Yes

you do need a jacket based on the weather in Jersey Shore, PA 17740, USA 1 second ago

Why? Because too cold for just a hoodie, too warm for a parka and there are strong winds blowing out there!
44°F7°C & Cloudy

Wind is 10 mph16 km/h from the West, gusting to 25 mph41 km/h
October 31
8am44°F7°C11 mph17 km/h WestCloudy
9am43°F6°C11 mph19 km/h WestCloudy
10am42°F6°C12 mph19 km/h WestMostly Cloudy
11am42°F6°C13 mph21 km/h WestPartly Cloudy
12pm42°F5°C12 mph19 km/h WestMostly Cloudy
1pm43°F6°C12 mph20 km/h WestMostly Cloudy
2pm44°F7°C14 mph23 km/h WestCloudy
3pm46°F8°C14 mph23 km/h WestCloudy
4pm47°F8°C14 mph23 km/h WestCloudy
5pm48°F9°C15 mph24 km/h WestWindy
6pm48°F9°C15 mph24 km/h WestCloudy
7pm48°F9°C15 mph24 km/h WestWindy
DateLowHighWindDayNight
October 3142°F5°C49°F10°C14 mph23 km/h from WestMostly CloudyPartly Cloudy
November 141°F5°C53°F12°C9 mph14 km/h from WestMostly CloudyPartly Cloudy
November 236°F2°C55°F13°C2 mph3 km/h from SouthwestPartly CloudyPartly Cloudy
November 338°F3°C53°F12°C5 mph9 km/h from SouthwestMostly CloudyPartly Cloudy
November 440°F4°C54°F12°C11 mph17 km/h from NorthwestMostly ClearMostly Clear
November 537°F3°C54°F12°C6 mph10 km/h from SouthMostly CloudyDrizzle
November 639°F4°C52°F11°C13 mph21 km/h from NorthwestMostly CloudyPartly Cloudy

Yes

Low of 41°F5°C, High of 53°F12°C
Wind: 9 mph14 km/h
Precipitation: None

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