Portland weather in December
December in Portland averages 47°F by day and 36°F at night, with 5.8 inches of precipitation and 1.2 inches of snow. It is the 12th-warmest and 1st-wettest month of the year here.
- Average high
- 47°F-7° vs November
- Average low
- 36°F8 nights below freezing
- Precipitation
- 5.8 in13 days with 0.1 in. or more
- Snow
- 1.2 in0 days at 90°F+
Is December a good time to visit Portland?
December is cool, with highs around 47°F. The most comfortable months overall are April to October.
Indoor ideas for Portland in December
With this much rain, these are good bets: Portland Art Museum, Pittock Mansion, Arlene Schnitzer Concert Hall, Oregon Jewish Museum. All things to do in Portland.
On December 15 the sun rises at 7:44 am and sets at 4:27 pm, giving 8h 43m of daylight. Daylight all year.
What to pack for Portland in December
- A winter coat, hat, gloves and warm layers
- An umbrella or rain jacket
Based on 30-year averages, not a forecast. Check the forecast a few days before you go.
December nearby
| City | Distance | High | Low | Precip. |
|---|---|---|---|---|
| Portland | 47°F | 36°F | 5.8 in | |
| Beaverton, OR | 7 mi | 47°F | 36°F | 5.8 in |
| Vancouver, WA | 8 mi | 47°F | 36°F | 5.8 in |
| Gresham, OR | 13 mi | 47°F | 36°F | 5.8 in |
| Hillsboro, OR | 14 mi | 46°F | 33°F | 6.1 in |
| Salem, OR | 43 mi | 47°F | 35°F | 7.0 in |
| Eugene, OR | 103 mi | 47°F | 34°F | 7.2 in |
Warmer places in December
Big cities with comfortable December highs between 68°F and 86°F:
Frequently asked questions
What is the weather like in Portland in December?
In December, Portland averages a high of 47°F and a low of 36°F, with 5.8 inches of precipitation and 1.2 inches of snow (NOAA 1991-2020 normals).
Is December a good time to visit Portland?
December is cool to cold in Portland, with average highs of 47°F. Pack warm layers.
Does it snow in Portland in December?
Yes. December averages 1.2 inches of snow.
Before and after: Portland in November and Portland in January. All twelve months: Portland weather by month.
NOAA NCEI 1991-2020 climate normals, station Portland Intl. Airport, OR, 5.9 miles from the city center.