Yes

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

Why? Because the air feels like the cozy middle ground between summer and winter and it's so windy, your hat has officially retired from your head!
58°F14°C & Mostly Clear

Wind is 11 mph18 km/h from the West, gusting to 22 mph35 km/h
September 10
7pm57°F14°C11 mph17 km/h WestMostly Clear
8pm56°F13°C10 mph17 km/h WestClear
9pm55°F13°C10 mph16 km/h SouthwestClear
10pm54°F12°C10 mph16 km/h SouthwestMostly Clear
11pm54°F12°C10 mph16 km/h SouthwestPartly Cloudy
September 11
12am53°F12°C9 mph15 km/h SouthwestPartly Cloudy
1am53°F12°C9 mph15 km/h SouthwestMostly Cloudy
2am53°F12°C9 mph15 km/h SouthwestPartly Cloudy
3am55°F13°C10 mph17 km/h SouthwestMostly Clear
4am57°F14°C12 mph19 km/h SouthwestPartly Cloudy
5am59°F15°C13 mph21 km/h SouthwestPartly Cloudy
6am61°F16°C14 mph22 km/h SouthwestPartly Cloudy
DateLowHighWindDayNight
September 957°F14°C64°F18°C7 mph11 km/h from SouthDrizzleDrizzle
September 1053°F12°C63°F17°C13 mph21 km/h from SouthwestRainDrizzle
September 1151°F10°C64°F18°C12 mph20 km/h from SouthwestDrizzleRain
September 1253°F12°C64°F18°C11 mph17 km/h from SouthwestDrizzlePartly Cloudy
September 1351°F11°C66°F19°C14 mph23 km/h from SouthRainRain
September 1455°F13°C63°F17°C20 mph32 km/h from SouthwestThunderstormsPartly Cloudy
September 1552°F11°C63°F17°C14 mph23 km/h from WestPartly CloudyMostly Cloudy

Yes

Low of 53°F12°C, High of 64°F18°C
Wind: 13 mph21 km/h
Precipitation: 61% rain

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