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Learn about the different climatic zones in Oregon, from cool and humid on the coast to arid and continental in the interior. Find average temperatures, rainfall, sunshine hours and more for each month and location.
We show the climate in Oregon by comparing the average weather in 3 representative places: Portland, Eugene, and Bend. You can add or remove cities to customize the report to your liking. See all locations in Oregon. You can drill down to a specific season, month, and even day by clicking the graphs or using the navigation panel.
Aug 26, 2017 · The warm season lasts for 2.9 months, from June 22 to September 18, with an average daily high temperature above 76°F. The hottest month of the year in Portland is August, with an average high of 83°F and low of 57°F. The cool season lasts for 3.3 months, from November 14 to February 22, with an average daily high temperature below 52°F.
Learn about Oregon's diverse climate, ranging from mild and humid along the coast to colder and harsher in the mountains. See average temperatures, precipitation, sunny days, and comfort index for each month and season.
Glaciers remain year-round on some Cascade peaks higher than 7,000 feet (2,100 m) above sea level. Annual snowfall along the coastal plain averages 1 to 3 inches (2.5 to 7.6 cm) a year, including years with none. Further inland, between the Coast Range and the Cascades, snowfall generally averages from 5 to 10 inches (13 to 25 cm) a year.
You can jump to a separate table for each region of the state: Oregon Coast, Willamette Valley, Cascade Mountains, Central Oregon and Eastern Oregon. The tables give the normals for maximum and minimum yearly temperatures based on weather data collected from 1991 to 2020.
Find climate data for more than 145 cities in Oregon, including monthly high and low temperatures, precipitation and snowfall. Compare the climate charts for different locations and seasons in Oregon.
