Yes

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

Why? Because it's really really huffing out there!
62°F16°C & Windy

Wind is 22 mph36 km/h from the Southwest, gusting to 35 mph57 km/h
September 2
9pm61°F16°C22 mph35 km/h SouthwestWindy
10pm61°F16°C20 mph32 km/h SouthwestRain
11pm61°F16°C22 mph35 km/h SouthwestRain
September 3
12am61°F16°C24 mph38 km/h SouthRain
1am63°F17°C28 mph45 km/h SouthDrizzle
2am64°F18°C29 mph47 km/h SouthwestDrizzle
3am65°F18°C30 mph48 km/h SouthDrizzle
4am66°F19°C31 mph50 km/h SouthRain
5am66°F19°C31 mph50 km/h SouthRain
6am68°F20°C30 mph49 km/h SouthwestRain
7am67°F20°C30 mph49 km/h SouthwestRain
8am67°F20°C29 mph47 km/h SouthwestDrizzle
DateLowHighWindDayNight
September 260°F16°C68°F20°C29 mph47 km/h from SouthwestRainWindy
September 356°F13°C66°F19°C21 mph33 km/h from SouthwestRainMostly Clear
September 452°F11°C69°F20°C9 mph15 km/h from SouthwestMostly ClearPartly Cloudy
September 555°F13°C69°F21°C8 mph12 km/h from SoutheastPartly CloudyMostly Cloudy
September 660°F16°C72°F22°C12 mph19 km/h from SouthCloudyPartly Cloudy
September 760°F16°C69°F21°C16 mph25 km/h from SouthwestDrizzleMostly Cloudy
September 859°F15°C65°F18°C16 mph25 km/h from SouthwestRainDrizzle

Yes

Low of 56°F14°C, High of 65°F19°C
Wind: 21 mph33 km/h
Precipitation: 57% rain

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