Portland, OR is known for its mild, temperate climate throughout the year. Summers are generally warm and sunny, with temperatures typically reaching into the low 80s. Winters are relatively mild as well, with average temperatures in the mid 40s and lows that rarely dip below freezing. Overall the city experiences an average of 37 inches of rainfall annually, resulting in a cool, wet climate throughout most of the year. Snowfall is also occasional but usually not significant enough to cause disruption or delay any transportation systems.
Portland (zip 97220), Oregon gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Portland (zip 97220) averages 3 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 142 sunny days per year in Portland (zip 97220). The US average is 205 sunny days.
Portland (zip 97220) gets some kind of precipitation, on average, 158 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 80 degrees
Winter Low: the January low is 36
Rain: averages 41 inches of rain a year
Snow: averages 3 inches of snow a year