Yes

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

Why? Because it's cool. Pleasantly cool, but cool!
58°F14°C & Clear

Wind is 4 mph7 km/h from the North, gusting to 6 mph10 km/h
September 16
3am58°F14°C4 mph7 km/h NortheastClear
4am58°F14°C4 mph7 km/h NortheastClear
5am57°F14°C5 mph8 km/h NortheastClear
6am57°F14°C5 mph7 km/h EastClear
7am57°F14°C5 mph8 km/h EastClear
8am57°F14°C6 mph9 km/h EastClear
9am57°F14°C5 mph9 km/h EastClear
10am56°F13°C6 mph9 km/h EastClear
11am57°F14°C6 mph9 km/h EastClear
12pm61°F16°C5 mph9 km/h EastClear
1pm66°F19°C5 mph7 km/h SoutheastClear
2pm69°F20°C4 mph6 km/h SoutheastClear
DateLowHighWindDayNight
September 1550°F10°C64°F18°C8 mph13 km/h from NorthClearClear
September 1656°F13°C71°F22°C5 mph9 km/h from SouthClearPartly Cloudy
September 1756°F13°C65°F19°C8 mph14 km/h from NorthPartly CloudyPartly Cloudy
September 1856°F13°C62°F17°C15 mph25 km/h from NorthWindyMostly Clear
September 1953°F12°C61°F16°C9 mph15 km/h from NorthMostly ClearMostly Cloudy
September 2053°F12°C62°F16°C6 mph9 km/h from WestPartly CloudyMostly Cloudy
September 2155°F13°C63°F17°C5 mph9 km/h from SouthwestDrizzlePartly Cloudy

Yes

Low of 55°F13°C, High of 71°F22°C
Wind: 5 mph9 km/h
Precipitation: None

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