The normal temperatures for Portland in December, he said, should be in the mid-40s. “If you take the highs and lows in, ...

Courtesy of Photo by Matt Payne of Durango, Colorado|Getty Images The best time to visit Portland is from June to August, when consistently warm weather allows the city's outdoorsy culture to thrive.

PORTLAND, Ore. (KOIN) — Heavy December rains return to the Portland ... the month is expected to bring heavy rain back to western Oregon and southwest Washington with mountain snow this weekend.