Yes

you do need a jacket based on the weather in Portland (Lents), Oregon, United States 1 second ago

Why? Because sorry, it's too cool for just a hoodie!
58°F15°C & Cloudy

Wind is 4 mph7 km/h from the South, gusting to 12 mph20 km/h
October 31
10pm59°F15°C5 mph8 km/h SouthCloudy
11pm59°F15°C5 mph7 km/h SouthCloudy
November 1
12am59°F15°C4 mph6 km/h SoutheastCloudy
1am57°F14°C5 mph8 km/h SoutheastDrizzle
2am56°F13°C5 mph8 km/h SoutheastRain
3am55°F13°C4 mph7 km/h SoutheastRain
4am54°F12°C4 mph7 km/h SouthRain
5am55°F13°C5 mph8 km/h SouthRain
6am55°F13°C5 mph8 km/h SouthRain
7am55°F13°C5 mph8 km/h SoutheastRain
8am55°F13°C5 mph8 km/h SoutheastRain
9am55°F13°C5 mph8 km/h SouthRain
DateLowHighWindDayNight
October 3145°F7°C59°F15°C3 mph5 km/h from SouthRainRain
November 148°F9°C61°F16°C11 mph18 km/h from SouthwestRainPartly Cloudy
November 243°F6°C57°F14°C4 mph6 km/h from NorthPartly CloudyCloudy
November 346°F8°C53°F12°C4 mph7 km/h from EastRainRain
November 449°F10°C58°F14°C4 mph7 km/h from EastRainRain
November 551°F11°C57°F14°C13 mph21 km/h from SouthRainRain
November 651°F11°C58°F14°C11 mph18 km/h from SouthRainRain

Yes

Low of 48°F9°C, High of 61°F16°C
Wind: 11 mph18 km/h
Precipitation: 92% rain

Support This Page