Yes

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

Why? Because too cold for just a hoodie, too warm for a parka!
48°F9°C & Cloudy

Wind is 9 mph14 km/h from the Southwest, gusting to 19 mph30 km/h
October 24
10pm48°F9°C9 mph14 km/h SouthwestCloudy
11pm47°F9°C8 mph13 km/h WestMostly Cloudy
October 25
12am47°F8°C8 mph13 km/h WestMostly Cloudy
1am46°F8°C9 mph14 km/h WestPartly Cloudy
2am45°F7°C10 mph16 km/h WestPartly Cloudy
3am45°F7°C11 mph18 km/h WestMostly Cloudy
4am46°F8°C12 mph19 km/h WestCloudy
5am47°F8°C12 mph19 km/h NorthwestMostly Cloudy
6am47°F8°C11 mph18 km/h NorthwestMostly Cloudy
7am47°F8°C10 mph17 km/h NorthwestMostly Cloudy
8am47°F9°C10 mph15 km/h NorthwestPartly Cloudy
9am48°F9°C10 mph16 km/h NorthwestPartly Cloudy
DateLowHighWindDayNight
October 2341°F5°C54°F12°C11 mph17 km/h from SouthwestMostly ClearMostly Cloudy
October 2444°F7°C52°F11°C12 mph19 km/h from NorthwestPartly CloudyDrizzle
October 2540°F4°C52°F11°C12 mph19 km/h from WestDrizzleDrizzle
October 2746°F8°C54°F12°C13 mph21 km/h from NorthwestPartly CloudyMostly Cloudy
October 2846°F8°C58°F14°C11 mph18 km/h from SouthwestMostly CloudyMostly Cloudy
October 2948°F9°C57°F14°C8 mph13 km/h from SouthwestDrizzleMostly Cloudy
October 3046°F8°C56°F13°C4 mph7 km/h from SoutheastDrizzleDrizzle

Yes

Low of 45°F7°C, High of 52°F11°C
Wind: 12 mph19 km/h
Precipitation: None

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