No

you don't need a jacket based on the weather in Portland, OR, USA 42 seconds ago

61°F16°C & Clear

Wind is 4 mph7 km/h from the North, gusting to 7 mph11 km/h
October 21
11pm62°F16°C4 mph7 km/h NorthMostly Clear
October 22
12am62°F16°C3 mph6 km/h NorthClear
1am59°F15°C3 mph4 km/h NorthwestClear
2am56°F13°C3 mph5 km/h NorthwestClear
3am54°F12°C3 mph5 km/h NorthwestClear
4am52°F11°C2 mph4 km/h NorthwestClear
5am52°F11°C2 mph3 km/h NorthClear
6am51°F10°C2 mph4 km/h NorthwestClear
7am49°F10°C1 mph2 km/h EastClear
8am48°F9°C2 mph4 km/h SoutheastClear
9am48°F9°C3 mph5 km/h SoutheastMostly Clear
10am47°F8°C3 mph5 km/h SoutheastPartly Cloudy
DateLowHighWindDayNight
October 2145°F7°C62°F17°C3 mph4 km/h from NorthPartly CloudyMostly Clear
October 2245°F7°C64°F18°C6 mph10 km/h from SouthMostly CloudyMostly Cloudy
October 2350°F10°C65°F18°C4 mph6 km/h from SouthCloudyRain
October 2452°F11°C58°F15°C10 mph16 km/h from SouthRainRain
October 2547°F8°C53°F12°C12 mph20 km/h from SouthwestRainRain
October 2642°F6°C50°F10°C7 mph11 km/h from SouthwestRainDrizzle
October 2740°F4°C52°F11°C3 mph5 km/h from SouthMostly CloudyMostly Cloudy

Yes

Low of 45°F7°C, High of 64°F18°C
Wind: 6 mph10 km/h
Precipitation: None

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