Yes

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

Why? Because it's quite chilly!
50°F10°C & Mostly Cloudy

Wind is 7 mph11 km/h from the South, gusting to 14 mph23 km/h
November 8
9pm50°F10°C7 mph12 km/h SouthCloudy
10pm49°F10°C8 mph13 km/h SouthCloudy
11pm49°F9°C8 mph13 km/h SouthCloudy
November 9
12am49°F9°C8 mph14 km/h SouthMostly Cloudy
1am48°F9°C8 mph14 km/h SouthPartly Cloudy
2am48°F9°C9 mph14 km/h SouthPartly Cloudy
3am48°F9°C9 mph14 km/h SoutheastPartly Cloudy
4am48°F9°C9 mph15 km/h SoutheastMostly Cloudy
5am48°F9°C10 mph15 km/h SoutheastMostly Cloudy
6am48°F9°C10 mph16 km/h SoutheastMostly Cloudy
7am49°F9°C11 mph17 km/h SoutheastMostly Cloudy
8am49°F10°C12 mph19 km/h SoutheastMostly Cloudy
DateLowHighWindDayNight
November 849°F9°C54°F12°C7 mph12 km/h from SouthwestMostly CloudyMostly Cloudy
November 948°F9°C54°F12°C13 mph21 km/h from SouthRainRain
November 1047°F9°C54°F12°C9 mph15 km/h from SouthDrizzleDrizzle
November 1145°F7°C57°F14°C19 mph31 km/h from SouthRainRain
November 1253°F12°C57°F14°C10 mph16 km/h from SouthRainRain
November 1348°F9°C53°F12°C14 mph22 km/h from EastRainDrizzle
November 1445°F7°C48°F9°C18 mph30 km/h from EastDrizzleDrizzle

Yes

Low of 48°F9°C, High of 55°F13°C
Wind: 13 mph21 km/h
Precipitation: 83% rain

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