Yes

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

Why? Because it's cool. Pleasantly cool, but cool and the wind makes walking forward feel like moonwalking in reverse!
57°F14°C & Windy

Wind is 15 mph24 km/h from the South, gusting to 29 mph46 km/h
November 5
3am57°F14°C15 mph25 km/h SouthWindy
4am57°F14°C15 mph24 km/h SouthMostly Cloudy
5am57°F14°C15 mph24 km/h SouthWindy
6am57°F14°C15 mph24 km/h SouthWindy
7am57°F14°C15 mph25 km/h SouthWindy
8am58°F14°C15 mph25 km/h SouthWindy
9am58°F15°C15 mph25 km/h SouthWindy
10am59°F15°C17 mph27 km/h SouthWindy
11am60°F16°C17 mph27 km/h SouthWindy
12pm61°F16°C17 mph27 km/h SouthWindy
1pm61°F16°C16 mph26 km/h SouthWindy
2pm61°F16°C15 mph24 km/h SouthWindy
DateLowHighWindDayNight
November 557°F14°C61°F16°C15 mph25 km/h from SouthWindyCloudy
November 655°F13°C63°F17°C7 mph11 km/h from SouthCloudyMostly Cloudy
November 754°F12°C60°F16°C10 mph16 km/h from SouthMostly CloudyMostly Cloudy
November 847°F9°C59°F15°C5 mph8 km/h from SouthwestMostly CloudyMostly Clear
November 943°F6°C57°F14°C5 mph8 km/h from SouthwestMostly ClearMostly Cloudy
November 1044°F7°C55°F13°C10 mph16 km/h from SouthMostly CloudyDrizzle
November 1148°F9°C55°F13°C8 mph12 km/h from SouthMostly CloudyCloudy

Yes

Low of 55°F13°C, High of 63°F17°C
Wind: 7 mph11 km/h
Precipitation: None

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