Yes

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

Why? Because it's cold enough that makes you wish you had a hat, but you're still too proud to admit it!
49°F10°C & Cloudy

Wind is 6 mph10 km/h from the North, gusting to 12 mph20 km/h
November 3
4am49°F10°C7 mph11 km/h NorthCloudy
5am49°F9°C6 mph10 km/h NorthCloudy
6am48°F9°C6 mph10 km/h NorthCloudy
7am48°F9°C6 mph10 km/h NorthCloudy
8am48°F9°C6 mph10 km/h NorthCloudy
9am47°F9°C6 mph10 km/h NorthCloudy
10am48°F9°C6 mph10 km/h NorthCloudy
11am49°F9°C7 mph10 km/h NortheastCloudy
12pm49°F9°C6 mph10 km/h NortheastCloudy
1pm48°F9°C4 mph7 km/h NorthCloudy
2pm47°F9°C5 mph7 km/h NortheastCloudy
3pm47°F8°C5 mph8 km/h EastCloudy
DateLowHighWindDayNight
November 243°F6°C58°F14°C2 mph3 km/h from NorthPartly CloudyCloudy
November 346°F8°C52°F11°C4 mph6 km/h from EastRainRain
November 449°F9°C58°F14°C7 mph11 km/h from EastRainRain
November 552°F11°C60°F15°C12 mph19 km/h from SouthRainRain
November 651°F11°C57°F14°C8 mph13 km/h from SouthRainDrizzle
November 743°F6°C57°F14°C6 mph9 km/h from SouthwestPartly CloudyMostly Cloudy
November 842°F5°C58°F15°C5 mph9 km/h from NortheastMostly CloudyCloudy

Yes

Low of 46°F8°C, High of 52°F11°C
Wind: 4 mph6 km/h
Precipitation: 91% rain

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