Yes

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

Why? Because it's cool. Pleasantly cool, but cool!
57°F14°C & Cloudy

Wind is 7 mph11 km/h from the South, gusting to 14 mph22 km/h
September 3
11pm57°F14°C7 mph12 km/h SouthRain
September 4
12am57°F14°C6 mph10 km/h SoutheastRain
1am57°F14°C7 mph12 km/h SoutheastDrizzle
2am57°F14°C8 mph14 km/h SouthwestDrizzle
3am56°F14°C9 mph14 km/h SouthwestDrizzle
4am57°F14°C10 mph15 km/h SouthwestDrizzle
5am58°F15°C11 mph18 km/h SouthwestDrizzle
6am60°F15°C9 mph14 km/h WestDrizzle
7am62°F16°C11 mph18 km/h WestMostly Cloudy
8am64°F18°C12 mph20 km/h WestPartly Cloudy
9am64°F18°C12 mph20 km/h WestPartly Cloudy
10am65°F18°C13 mph21 km/h WestPartly Cloudy
DateLowHighWindDayNight
September 355°F13°C65°F18°C11 mph18 km/h from WestDrizzleClear
September 451°F11°C67°F20°C6 mph10 km/h from SouthwestPartly CloudyCloudy
September 555°F13°C70°F21°C12 mph19 km/h from SoutheastMostly CloudyMostly Cloudy
September 658°F14°C67°F20°C12 mph19 km/h from SouthRainPartly Cloudy
September 756°F13°C65°F18°C18 mph29 km/h from SouthRainDrizzle
September 856°F13°C63°F17°C15 mph24 km/h from SouthDrizzleRain
September 955°F13°C62°F17°C11 mph19 km/h from SouthRainRain

Yes

Low of 52°F11°C, High of 67°F20°C
Wind: 6 mph10 km/h
Precipitation: None

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