Yes

you do need a jacket based on the weather in Wenonah, NJ 08090, USA 1 second ago

Why? Because it's so windy, your hat will probably launch into orbit!
64°F18°C & Mostly Clear

Wind is 12 mph19 km/h from the Northwest, gusting to 30 mph48 km/h
May 19
1am63°F17°C12 mph19 km/h NorthwestClear
2am61°F16°C9 mph15 km/h NorthwestClear
3am60°F16°C9 mph14 km/h NorthwestMostly Clear
4am59°F15°C7 mph12 km/h NorthwestMostly Clear
5am59°F15°C6 mph10 km/h NorthwestClear
6am58°F14°C6 mph9 km/h NorthwestClear
7am59°F15°C7 mph12 km/h NorthwestClear
8am61°F16°C9 mph15 km/h NorthwestMostly Clear
9am63°F17°C10 mph16 km/h NorthwestMostly Clear
10am65°F18°C11 mph17 km/h NorthwestMostly Clear
11am68°F20°C11 mph18 km/h NorthwestMostly Clear
12pm70°F21°C12 mph20 km/h NorthwestMostly Clear
DateLowHighWindDayNight
May 1956°F13°C73°F23°C12 mph19 km/h from NorthwestMostly ClearClear
May 2049°F9°C69°F20°C7 mph11 km/h from NorthwestPartly CloudyDrizzle
May 2152°F11°C56°F13°C11 mph17 km/h from EastRainRain
May 2251°F10°C58°F15°C8 mph13 km/h from NortheastRainDrizzle
May 2349°F9°C62°F17°C7 mph12 km/h from WestMostly CloudyPartly Cloudy
May 2449°F10°C66°F19°C10 mph17 km/h from WestPartly CloudyPartly Cloudy
May 2553°F12°C68°F20°C8 mph12 km/h from NorthwestPartly CloudyMostly Clear

Yes

Low of 49°F10°C, High of 69°F21°C
Wind: 7 mph11 km/h
Precipitation: None

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