Yes

you do need a jacket based on the weather in Rotherham, UK 1 second ago

Why? Because the air feels like the cozy middle ground between summer and winter and it's on the windy side!
55°F13°C & Mostly Cloudy

Wind is 10 mph16 km/h from the East, gusting to 19 mph31 km/h
April 3
2pm55°F13°C10 mph16 km/h EastCloudy
3pm53°F12°C8 mph13 km/h EastMostly Cloudy
4pm51°F10°C7 mph11 km/h NortheastMostly Cloudy
5pm49°F9°C5 mph8 km/h NortheastMostly Cloudy
6pm47°F8°C5 mph8 km/h NorthMostly Cloudy
7pm45°F7°C5 mph8 km/h NorthPartly Cloudy
8pm45°F7°C6 mph9 km/h NorthPartly Cloudy
9pm44°F7°C6 mph9 km/h NorthMostly Cloudy
10pm43°F6°C6 mph10 km/h NorthMostly Cloudy
11pm43°F6°C6 mph10 km/h NorthMostly Cloudy
April 4
12am43°F6°C6 mph10 km/h NorthMostly Cloudy
1am42°F6°C6 mph10 km/h NorthMostly Cloudy
DateLowHighWindDayNight
April 242°F6°C62°F17°C8 mph14 km/h from EastMostly ClearMostly Cloudy
April 342°F6°C62°F17°C11 mph17 km/h from NortheastMostly ClearPartly Cloudy
April 441°F5°C57°F14°C12 mph19 km/h from NortheastMostly ClearClear
April 537°F3°C57°F14°C9 mph14 km/h from EastClearClear
April 635°F2°C60°F16°C3 mph5 km/h from EastMostly ClearMostly Clear
April 741°F5°C59°F15°C5 mph8 km/h from EastPartly CloudyMostly Clear
April 838°F3°C61°F16°C6 mph10 km/h from NortheastPartly CloudyMostly Clear

Yes

Low of 43°F6°C, High of 63°F17°C
Wind: 11 mph17 km/h
Precipitation: None

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