Yes

you do need a jacket based on the weather in United Kingdom 1 second ago

Why? Because a little drizzle out and the wind makes walking forward feel like moonwalking in reverse!
59°F15°C & Drizzle

Wind is 12 mph19 km/h from the Southwest, gusting to 27 mph44 km/h
September 18
4pm59°F15°C12 mph19 km/h SouthwestDrizzle
5pm59°F15°C13 mph21 km/h SouthwestRain
6pm60°F15°C14 mph22 km/h SouthwestDrizzle
7pm59°F15°C14 mph22 km/h SouthwestDrizzle
8pm59°F15°C14 mph22 km/h SouthwestCloudy
9pm59°F15°C14 mph22 km/h SouthwestCloudy
10pm58°F15°C13 mph21 km/h SouthwestCloudy
11pm58°F14°C13 mph21 km/h SouthwestCloudy
September 19
12am58°F14°C13 mph20 km/h SouthwestDrizzle
1am57°F14°C12 mph19 km/h SouthwestDrizzle
2am57°F14°C12 mph19 km/h SouthwestDrizzle
3am56°F14°C10 mph17 km/h SouthwestDrizzle
DateLowHighWindDayNight
September 1749°F10°C60°F15°C15 mph24 km/h from SouthwestMostly CloudyRain
September 1852°F11°C59°F15°C8 mph14 km/h from SouthwestRainDrizzle
September 1943°F6°C54°F12°C7 mph11 km/h from NorthRainRain
September 2040°F4°C51°F11°C12 mph19 km/h from NorthPartly CloudyClear
September 2133°F1°C52°F11°C8 mph13 km/h from NorthwestMostly ClearMostly Clear
September 2240°F4°C54°F12°C5 mph8 km/h from NorthMostly CloudyPartly Cloudy
September 2341°F5°C56°F13°C6 mph10 km/h from SoutheastPartly CloudyPartly Cloudy

Yes

Low of 52°F11°C, High of 59°F15°C
Wind: 8 mph14 km/h
Precipitation: 85% rain

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