Yes

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

Why? Because it's not very warm out!
52°F11°C & Cloudy

Wind is 6 mph10 km/h from the West, gusting to 17 mph28 km/h
November 8
1pm52°F11°C7 mph10 km/h WestMostly Clear
2pm54°F12°C8 mph13 km/h NorthwestMostly Clear
3pm56°F13°C9 mph15 km/h NorthwestMostly Clear
4pm57°F14°C8 mph14 km/h NorthwestClear
5pm59°F15°C8 mph12 km/h NorthwestClear
6pm60°F15°C7 mph12 km/h NorthwestClear
7pm60°F15°C6 mph10 km/h NorthwestMostly Clear
8pm60°F15°C6 mph10 km/h NorthwestMostly Clear
9pm58°F14°C5 mph8 km/h NorthwestPartly Cloudy
10pm55°F13°C4 mph6 km/h NorthPartly Cloudy
11pm52°F11°C3 mph5 km/h NortheastPartly Cloudy
November 9
12am50°F10°C4 mph6 km/h NortheastMostly Cloudy
DateLowHighWindDayNight
November 847°F8°C60°F15°C6 mph10 km/h from NorthwestMostly ClearMostly Cloudy
November 947°F8°C59°F15°C8 mph12 km/h from SoutheastDrizzleRain
November 1031°F-1°C52°F11°C8 mph14 km/h from NorthwestMostly CloudyPartly Cloudy
November 1127°F-3°C39°F4°C12 mph20 km/h from WestPartly CloudyPartly Cloudy
November 1231°F-0°C46°F8°C10 mph16 km/h from SouthwestMostly CloudyPartly Cloudy
November 1336°F2°C46°F8°C11 mph17 km/h from WestMostly CloudyPartly Cloudy
November 1433°F0°C46°F8°C9 mph15 km/h from NorthwestPartly CloudyMostly Cloudy

Yes

Low of 46°F8°C, High of 59°F15°C
Wind: 8 mph12 km/h
Precipitation: 52% rain

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