Yes

you do need a jacket based on the weather in Raleigh, NC, USA 1 second ago

Why? Because it's not very warm out.
55°F13°C & Clear

Wind is 3 mph5 km/h from the W, gusting to 8 mph13 km/h
April 25
2am54°F12°C3 mph5 km/h NWMostly Clear
3am53°F12°C4 mph7 km/h NWMostly Clear
4am52°F11°C5 mph8 km/h NWClear
5am51°F11°C6 mph9 km/h NMostly Clear
6am51°F10°C7 mph11 km/h NMostly Clear
7am51°F11°C8 mph12 km/h NMostly Clear
8am54°F12°C8 mph13 km/h NMostly Clear
9am57°F14°C9 mph15 km/h NClear
10am61°F16°C9 mph14 km/h NEClear
11am65°F19°C8 mph13 km/h NEClear
12pm69°F20°C8 mph13 km/h NEClear
1pm71°F22°C7 mph12 km/h NEMostly Clear
DateLowHighWindDayNight
April 2551°F10°C74°F23°C8 mph12 km/h from NEMostly ClearMostly Clear
April 2646°F8°C72°F22°C7 mph11 km/h from EPartly CloudyMostly Cloudy
April 2750°F10°C74°F23°C6 mph10 km/h from SEMostly CloudyPartly Cloudy
April 2854°F12°C79°F26°C6 mph10 km/h from SWPartly CloudyClear
April 2958°F14°C84°F29°C7 mph12 km/h from SWClearClear
April 3061°F16°C86°F30°C8 mph14 km/h from SWPartly CloudyMostly Cloudy
May 164°F18°C82°F28°C5 mph9 km/h from NPartly CloudyClear

Yes

Low of 46°F8°C, High of 73°F23°C
Wind: 7 mph11 km/h
Precipitation: None

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