Yes

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

Why? Because it's pretty chilly and the wind makes walking forward feel like moonwalking in reverse!
52°F11°C & Mostly Clear

Wind is 11 mph17 km/h from the Southwest, gusting to 26 mph42 km/h
November 25
9am52°F11°C11 mph18 km/h SouthwestMostly Clear
10am53°F11°C10 mph17 km/h SouthwestMostly Clear
11am52°F11°C10 mph16 km/h SouthwestMostly Clear
12pm50°F10°C9 mph15 km/h SouthwestMostly Clear
1pm49°F9°C9 mph14 km/h SouthwestPartly Cloudy
2pm48°F9°C9 mph14 km/h SouthwestMostly Clear
3pm46°F8°C8 mph13 km/h SouthwestMostly Clear
4pm46°F8°C8 mph13 km/h SouthwestMostly Clear
5pm45°F7°C8 mph13 km/h SouthwestPartly Cloudy
6pm44°F7°C8 mph12 km/h SouthwestPartly Cloudy
7pm44°F6°C8 mph12 km/h SouthwestPartly Cloudy
8pm43°F6°C7 mph12 km/h SouthwestMostly Cloudy
DateLowHighWindDayNight
November 2444°F6°C53°F11°C9 mph14 km/h from SouthwestPartly CloudyPartly Cloudy
November 2540°F4°C48°F9°C4 mph7 km/h from SouthwestMostly ClearRain
November 2636°F2°C47°F8°C11 mph18 km/h from NorthwestRainMostly Clear
November 2732°F0°C44°F6°C2 mph4 km/h from NortheastPartly CloudyPartly Cloudy
November 2836°F2°C47°F9°C7 mph11 km/h from SoutheastMostly CloudyMostly Cloudy
November 2939°F4°C50°F10°C5 mph8 km/h from SoutheastMostly CloudyMostly Cloudy
November 3040°F4°C51°F10°C5 mph9 km/h from SoutheastPartly CloudyPartly Cloudy

Yes

Low of 40°F5°C, High of 48°F9°C
Wind: 4 mph7 km/h
Precipitation: None

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