Gresham, OR has a mild climate that is typical of the Pacific Northwest region. The area typically experiences cool summers and mild winters with temperatures rarely dropping below freezing. Rainfall is common throughout the year, with an average of 38 inches per year. Snowfall is also rare in Gresham, but flurries and light snowfall can occur on cold winter nights or during storms from the Cascades Mountains. Temperatures in summer months usually reach into the mid-80s F during peak hours making it an ideal climate for outdoor activities such as camping and hiking.
Gresham, Oregon gets 56 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Gresham averages 3 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 144 sunny days per year in Gresham. The US average is 205 sunny days.
Gresham gets some kind of precipitation, on average, 164 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 34
Rain: averages 56 inches of rain a year
Snow: averages 3 inches of snow a year