Yes

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

Why? Because it's cold enough that makes you wish you had a hat, but you're still too proud to admit it and it's so windy, your hat is now someone else's problem, two cities away!
49°F10°C & Partly Cloudy

Wind is 13 mph21 km/h from the West, gusting to 29 mph46 km/h
October 27
4am49°F10°C13 mph21 km/h WestPartly Cloudy
5am49°F9°C14 mph23 km/h WestMostly Clear
6am49°F9°C14 mph23 km/h WestPartly Cloudy
7am49°F9°C15 mph23 km/h WestPartly Cloudy
8am50°F10°C15 mph24 km/h WestMostly Cloudy
9am51°F11°C15 mph24 km/h WestMostly Cloudy
10am53°F12°C15 mph24 km/h WestMostly Cloudy
11am55°F13°C16 mph25 km/h NorthwestWindy
12pm56°F13°C15 mph24 km/h NorthwestMostly Cloudy
1pm57°F14°C14 mph23 km/h NorthwestPartly Cloudy
2pm57°F14°C14 mph22 km/h NorthwestPartly Cloudy
3pm57°F14°C12 mph20 km/h NorthwestPartly Cloudy
DateLowHighWindDayNight
October 2749°F9°C57°F14°C13 mph20 km/h from WestPartly CloudyCloudy
October 2850°F10°C58°F15°C12 mph19 km/h from WestMostly CloudyDrizzle
October 2945°F7°C56°F13°C7 mph12 km/h from SouthwestDrizzlePartly Cloudy
October 3040°F4°C56°F13°C8 mph12 km/h from SoutheastRainRain
October 3153°F11°C60°F16°C10 mph16 km/h from SouthwestPartly CloudyRain
November 150°F10°C60°F16°C15 mph24 km/h from SouthwestRainPartly Cloudy
November 248°F9°C55°F13°C12 mph20 km/h from SouthwestRainPartly Cloudy

Yes

Low of 51°F11°C, High of 58°F15°C
Wind: 12 mph19 km/h
Precipitation: None

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