Yes

you do need a jacket based on the weather in Rock Hill, SC, USA 1 second ago

Why? Because there's a refreshing nip in the air.
49°F9°C & Mostly Cloudy

Wind is 9 mph15 km/h from the N, gusting to 22 mph36 km/h
March 28
8am49°F10°C10 mph16 km/h NMostly Cloudy
9am51°F10°C12 mph19 km/h NMostly Cloudy
10am53°F12°C13 mph20 km/h NPartly Cloudy
11am55°F13°C13 mph20 km/h NMostly Cloudy
12pm57°F14°C12 mph19 km/h NMostly Cloudy
1pm60°F16°C12 mph19 km/h NMostly Cloudy
2pm61°F16°C11 mph18 km/h NMostly Cloudy
3pm62°F17°C11 mph17 km/h NMostly Cloudy
4pm65°F18°C10 mph16 km/h NPartly Cloudy
5pm65°F18°C10 mph16 km/h NMostly Clear
6pm64°F18°C10 mph16 km/h NWClear
7pm60°F15°C9 mph15 km/h NWClear
DateLowHighWindDayNight
March 2845°F7°C65°F18°C11 mph18 km/h from NPartly CloudyClear
March 2937°F3°C70°F21°C8 mph13 km/h from WClearMostly Clear
March 3045°F7°C74°F24°C11 mph18 km/h from SWMostly ClearMostly Clear
March 3151°F11°C80°F27°C8 mph12 km/h from SWPartly CloudyMostly Cloudy
April 160°F15°C81°F27°C8 mph14 km/h from SWMostly CloudyCloudy
April 264°F18°C78°F26°C12 mph19 km/h from SWCloudyRain
April 348°F9°C67°F19°C11 mph18 km/h from NWDrizzleClear

Yes

Low of 37°F3°C, High of 70°F21°C
Wind: 8 mph13 km/h
Precipitation: None

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