Yes

you do need a jacket based on the weather in Scarborough, United Kingdom 4 minutes ago

Why? Because just cool enough for a jacket, but not warm enough to ditch it!
56°F13°C & Cloudy

Wind is 4 mph6 km/h from the Northeast, gusting to 6 mph10 km/h
August 22
7pm56°F13°C3 mph6 km/h EastCloudy
8pm56°F13°C3 mph4 km/h NortheastCloudy
9pm56°F13°C2 mph4 km/h NortheastCloudy
10pm55°F13°C1 mph2 km/h NorthCloudy
11pm55°F13°C2 mph3 km/h NorthwestCloudy
August 23
12am55°F13°C2 mph3 km/h NorthwestCloudy
1am55°F13°C2 mph3 km/h NorthCloudy
2am55°F13°C1 mph1 km/h SouthCloudy
3am56°F14°C2 mph3 km/h EastCloudy
4am58°F14°C3 mph4 km/h EastCloudy
5am59°F15°C4 mph6 km/h EastCloudy
6am60°F16°C5 mph8 km/h EastCloudy
DateLowHighWindDayNight
August 2151°F10°C63°F17°C7 mph11 km/h from NorthwestMostly CloudyMostly Cloudy
August 2255°F13°C62°F17°C6 mph10 km/h from SoutheastMostly CloudyDrizzle
August 2357°F14°C69°F20°C5 mph8 km/h from SoutheastMostly CloudyPartly Cloudy
August 2458°F14°C73°F23°C9 mph14 km/h from SouthPartly CloudyMostly Cloudy
August 2558°F14°C69°F21°C11 mph18 km/h from SouthwestPartly CloudyMostly Clear
August 2655°F13°C66°F19°C11 mph17 km/h from SouthDrizzleDrizzle
August 2754°F12°C66°F19°C8 mph13 km/h from SouthPartly CloudyMostly Cloudy

Yes

Low of 55°F13°C, High of 62°F17°C
Wind: 6 mph10 km/h
Precipitation: None

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