Yes

you do need a jacket based on the weather in New Mills, High Peak SK22, UK 1 second ago

Why? Because it's pretty chilly and it's so windy, your hat is now someone else's problem, two cities away!
56°F14°C & Mostly Cloudy

Wind is 14 mph23 km/h from the Southwest, gusting to 27 mph43 km/h
September 11
7am57°F14°C14 mph23 km/h SouthwestDrizzle
8am57°F14°C14 mph22 km/h SouthwestDrizzle
9am58°F14°C15 mph24 km/h SouthwestDrizzle
10am57°F14°C16 mph26 km/h SouthwestDrizzle
11am56°F13°C15 mph23 km/h WestRain
12pm55°F13°C12 mph19 km/h SouthwestDrizzle
1pm54°F12°C11 mph18 km/h SouthwestDrizzle
2pm53°F12°C13 mph20 km/h SouthwestMostly Cloudy
3pm52°F11°C12 mph20 km/h SouthwestMostly Cloudy
4pm51°F10°C13 mph20 km/h SouthwestCloudy
5pm50°F10°C13 mph20 km/h SouthwestDrizzle
6pm49°F10°C10 mph17 km/h SouthwestDrizzle
DateLowHighWindDayNight
September 1049°F9°C58°F14°C13 mph20 km/h from SouthwestRainDrizzle
September 1148°F9°C59°F15°C12 mph20 km/h from SouthwestDrizzleRain
September 1249°F9°C58°F15°C12 mph19 km/h from SouthwestRainRain
September 1347°F8°C61°F16°C14 mph22 km/h from SoutheastRainRain
September 1452°F11°C57°F14°C18 mph29 km/h from WestRainRain
September 1550°F10°C58°F14°C14 mph22 km/h from WestRainRain
September 1650°F10°C63°F17°C14 mph22 km/h from SouthwestRainDrizzle

Yes

Low of 48°F9°C, High of 59°F15°C
Wind: 12 mph20 km/h
Precipitation: 65% rain

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