Mission, OR has a mild climate throughout the year. Summers are usually warm and sunny with temperatures rarely exceeding 85 degrees Fahrenheit. Winters are mild with temperatures that average around 40 degrees Fahrenheit and occasional snowfall. Precipitation is fairly evenly distributed throughout the year, with an average of about 35 inches per year. The area typically experiences a few weeks of foggy weather during the winter months as well.
Mission, Oregon gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mission averages 15 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 192 sunny days per year in Mission. The US average is 205 sunny days.
Mission gets some kind of precipitation, on average, 103 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 89 degrees
Winter Low: the January low is 28
Rain: averages 14 inches of rain a year
Snow: averages 15 inches of snow a year