Yes

you do need a jacket based on the weather in Byker, Newcastle upon Tyne, UK 1 second ago

Why? Because it's cool. Pleasantly cool, but cool!
51°F11°C & Partly Cloudy

Wind is 8 mph13 km/h from the Southwest, gusting to 17 mph27 km/h
September 12
2am51°F11°C8 mph13 km/h SouthwestDrizzle
3am53°F11°C9 mph15 km/h SouthwestPartly Cloudy
4am55°F13°C11 mph18 km/h SouthwestPartly Cloudy
5am57°F14°C13 mph21 km/h SouthwestPartly Cloudy
6am58°F15°C13 mph21 km/h SouthwestMostly Clear
7am59°F15°C14 mph22 km/h SouthwestPartly Cloudy
8am60°F16°C14 mph22 km/h SouthwestMostly Cloudy
9am60°F16°C14 mph22 km/h SouthwestDrizzle
10am60°F16°C13 mph21 km/h SouthwestDrizzle
11am61°F16°C13 mph21 km/h SouthwestMostly Cloudy
12pm60°F16°C12 mph20 km/h SouthwestPartly Cloudy
1pm59°F15°C12 mph19 km/h SouthwestMostly Cloudy
DateLowHighWindDayNight
September 1150°F10°C61°F16°C12 mph20 km/h from SouthwestDrizzleDrizzle
September 1250°F10°C61°F16°C11 mph18 km/h from SouthwestDrizzleDrizzle
September 1347°F8°C60°F16°C10 mph16 km/h from SoutheastRainDrizzle
September 1454°F12°C61°F16°C16 mph25 km/h from WestDrizzleWindy
September 1553°F11°C63°F17°C11 mph18 km/h from WestDrizzleMostly Cloudy
September 1649°F10°C61°F16°C10 mph16 km/h from SoutheastRainRain
September 1752°F11°C64°F18°C14 mph23 km/h from WestDrizzleMostly Cloudy

Yes

Low of 50°F10°C, High of 62°F17°C
Wind: 11 mph18 km/h
Precipitation: 64% rain

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