Sisters, OR is known for its dry and mild climate, with hot days in the summer and cold nights in the winter. The average high temperature in July is around 83°F, while the average low in January is 22°F. With an average of only 10 inches of rain annually, Sisters tends to be quite dry, but has a moderate amount of snowfall in the winter months. Summers are also generally sunny and dry here, making it a great spot for outdoor activities like hiking and camping.
Sisters, Oregon gets 11 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sisters averages 16 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 162 sunny days per year in Sisters. The US average is 205 sunny days.
Sisters gets some kind of precipitation, on average, 73 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 84 degrees
Winter Low: the January low is 23
Rain: averages 11 inches of rain a year
Snow: averages 16 inches of snow a year