Yes

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

Why? Because it's pretty chilly!
58°F14°C & Cloudy

Wind is 7 mph12 km/h from the South, gusting to 16 mph26 km/h
October 31
9pm60°F15°C8 mph13 km/h SouthCloudy
10pm62°F16°C8 mph13 km/h SouthCloudy
11pm62°F17°C8 mph13 km/h SouthCloudy
November 1
12am62°F16°C7 mph11 km/h SouthCloudy
1am60°F15°C6 mph10 km/h SouthCloudy
2am58°F15°C7 mph11 km/h SouthCloudy
3am58°F14°C9 mph14 km/h SouthDrizzle
4am57°F14°C8 mph14 km/h SouthDrizzle
5am56°F14°C7 mph12 km/h SouthDrizzle
6am56°F13°C7 mph11 km/h SouthDrizzle
7am55°F13°C6 mph10 km/h SouthDrizzle
8am55°F13°C7 mph11 km/h SouthDrizzle
DateLowHighWindDayNight
October 3140°F4°C62°F17°C5 mph8 km/h from SouthCloudyRain
November 148°F9°C61°F16°C12 mph19 km/h from SouthwestRainPartly Cloudy
November 242°F5°C57°F14°C7 mph11 km/h from NorthMostly CloudyCloudy
November 344°F7°C54°F12°C5 mph8 km/h from SouthRainDrizzle
November 449°F9°C58°F15°C3 mph6 km/h from SoutheastRainRain
November 552°F11°C57°F14°C12 mph19 km/h from SouthDrizzleRain
November 653°F11°C58°F14°C13 mph20 km/h from SouthRainRain

Yes

Low of 47°F9°C, High of 62°F17°C
Wind: 12 mph19 km/h
Precipitation: 89% rain

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