Yes

you do need a jacket based on the weather in Lawthorn, Irvine KA11, UK 1 second ago

Why? Because you're not freezing, but you’ll definitely start complaining if it lasts much longer and it's on the windy side!
47°F9°C & Cloudy

Wind is 13 mph21 km/h from the Southwest, gusting to 23 mph37 km/h
November 1
6am47°F9°C14 mph22 km/h SouthwestRain
7am47°F8°C15 mph25 km/h WestRain
8am48°F9°C18 mph29 km/h WestDrizzle
9am49°F9°C17 mph28 km/h WestDrizzle
10am49°F10°C17 mph28 km/h WestDrizzle
11am50°F10°C18 mph30 km/h WestWindy
12pm51°F10°C20 mph32 km/h SouthwestWindy
1pm50°F10°C20 mph31 km/h SouthwestWindy
2pm49°F10°C18 mph29 km/h SouthwestWindy
3pm49°F9°C18 mph28 km/h SouthwestWindy
4pm48°F9°C16 mph26 km/h SouthwestWindy
5pm47°F8°C15 mph24 km/h SouthwestPartly Cloudy
DateLowHighWindDayNight
November 144°F7°C51°F10°C17 mph28 km/h from SouthwestRainRain
November 244°F6°C51°F10°C17 mph27 km/h from SouthwestWindyRain
November 351°F10°C57°F14°C22 mph36 km/h from SouthwestRainRain
November 450°F10°C57°F14°C16 mph25 km/h from SouthRainMostly Cloudy
November 546°F8°C57°F14°C8 mph13 km/h from EastRainRain
November 648°F9°C56°F13°C11 mph18 km/h from SouthMostly CloudyMostly Cloudy
November 746°F8°C54°F12°C11 mph18 km/h from SouthRainRain

Yes

Low of 44°F7°C, High of 51°F11°C
Wind: 17 mph27 km/h
Precipitation: None

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