Yes

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

Why? Because it's not very warm out and it's fairly windy outside!
56°F13°C & Partly Cloudy

Wind is 10 mph16 km/h from the Southwest, gusting to 21 mph33 km/h
September 17
11pm56°F13°C10 mph16 km/h SouthwestPartly Cloudy
September 18
12am55°F13°C10 mph16 km/h SouthwestPartly Cloudy
1am55°F13°C10 mph16 km/h SouthwestMostly Clear
2am54°F12°C10 mph16 km/h SouthwestMostly Clear
3am55°F13°C11 mph17 km/h SouthwestMostly Clear
4am58°F14°C12 mph19 km/h SouthwestPartly Cloudy
5am60°F15°C14 mph23 km/h SouthwestPartly Cloudy
6am62°F17°C15 mph24 km/h SouthwestMostly Clear
7am64°F18°C15 mph23 km/h SouthwestPartly Cloudy
8am65°F18°C14 mph23 km/h SouthwestMostly Clear
9am66°F19°C13 mph22 km/h SouthwestPartly Cloudy
10am67°F19°C13 mph21 km/h SouthwestPartly Cloudy
DateLowHighWindDayNight
September 1754°F12°C67°F19°C12 mph20 km/h from SouthwestPartly CloudyDrizzle
September 1858°F14°C69°F20°C12 mph19 km/h from SouthwestDrizzleRain
September 1951°F11°C58°F14°C7 mph11 km/h from NortheastRainRain
September 2046°F8°C54°F12°C13 mph21 km/h from NorthRainPartly Cloudy
September 2142°F6°C55°F13°C8 mph13 km/h from NorthPartly CloudyPartly Cloudy
September 2239°F4°C57°F14°C7 mph11 km/h from NorthMostly CloudyMostly Cloudy
September 2346°F8°C57°F14°C6 mph10 km/h from NorthwestMostly CloudyPartly Cloudy

Yes

Low of 58°F15°C, High of 69°F21°C
Wind: 12 mph19 km/h
Precipitation: 51% rain

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