Yes

you do need a jacket based on the weather in Atlantic City, NJ 08401, USA 1 second ago

Why? Because it's cool. Pleasantly cool, but cool!
53°F12°C & Partly Cloudy

Wind is 5 mph8 km/h from the South, gusting to 8 mph13 km/h
April 23
10pm53°F12°C5 mph8 km/h SouthClear
11pm52°F11°C5 mph8 km/h SouthwestPartly Cloudy
April 24
12am51°F11°C5 mph8 km/h SouthwestPartly Cloudy
1am51°F10°C6 mph9 km/h SouthwestPartly Cloudy
2am50°F10°C5 mph9 km/h SouthwestPartly Cloudy
3am50°F10°C5 mph9 km/h SouthwestMostly Clear
4am49°F9°C5 mph8 km/h WestPartly Cloudy
5am50°F10°C4 mph7 km/h WestPartly Cloudy
6am50°F10°C3 mph5 km/h WestMostly Cloudy
7am51°F10°C2 mph4 km/h WestMostly Clear
8am54°F12°C2 mph3 km/h SouthwestPartly Cloudy
9am58°F14°C2 mph4 km/h SouthPartly Cloudy
DateLowHighWindDayNight
April 2351°F11°C65°F18°C7 mph12 km/h from EastPartly CloudyPartly Cloudy
April 2449°F9°C67°F19°C7 mph12 km/h from SouthMostly ClearMostly Clear
April 2552°F11°C67°F19°C9 mph14 km/h from SouthPartly CloudyMostly Cloudy
April 2656°F14°C66°F19°C17 mph27 km/h from SouthwestDrizzleRain
April 2748°F9°C65°F18°C17 mph28 km/h from NorthwestWindyClear
April 2848°F9°C66°F19°C9 mph14 km/h from SouthwestClearMostly Clear
April 2953°F12°C69°F21°C13 mph21 km/h from SouthMostly ClearWindy

Yes

Low of 49°F10°C, High of 67°F20°C
Wind: 7 mph12 km/h
Precipitation: None

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