Visit Oregon Climate for detailed weather information about major locations throughout the state. Crater Lake is famous for getting about 40 feet each year! Summer temps are warm, not hot, with daily temps averaging in the low 80's most places in the mountains. The Cascades receive a large amount of snow in the winter. It is also cold in the winter, although not as cold as central or eastern Oregon. Southern Oregon is another hot summer area, with temps around Medford averaging 95º. These sometimes are so bad they force the closure of Interstate 84 along the river. The Columbia Gorge is windy all year long, and in winter ice storms may occur. Rainfall is limited, and it is very dry here, although summer thunderstorms can occur. Winter temperatures are the coldest, with minus temps not uncommon. Summer temperatures in Eastern Oregon are the hottest in the state, usually into the upper 90's and low 100's. November through March are the rainiest months, but since less than two inches fall per month in most locations, it is very dry. In the winter months, the average lows will drop to the upper teens to lower 20’s, again depending on the location. During the summer months, the high temperatures are often in the upper 80's to 90’s, or higher, depending on the location. In C entral Oregon, the temperatures warm up during the summer and cool down during the winters. Winter temperatures are colder, with many days in the mid 40's and snow and ice are expected several times each year. Average highs are usually in the upper 80's, although heat waves are not uncommon and may drive temps up into the high 90's. Inland, in the Willamette Valley and Portland, summer temps are warmer than the coast. The coast gets a great deal of rain, averaging about 70" each year, with much of it falling between late October and June. Winter nights get below freezing fairly frequently, and it snows every year, although the snow usually melts within the day. Temperatures do vary along the length of the coast with the north being cooler and the south being warmer, especially in the summer. Many winter days are pleasantly in the 50's, although high 40's is more common. Windfinder specializes in wind, waves, tides and weather reports & forecasts for wind related sports like kitesurfing, windsurfing, surfing, sailing, fishing or paragliding. Winter is less severe than most of Oregon. General This is the wind, wave and weather forecast for Columbia River / Rufus in Washington, United States. There are occasional heat waves along the coast - about twice a year on the avearge - but fortunately they often do not last more than two or three days. Average highs in most coastal areas are in the 60's to 70's. Summer temperatures along the coast are consistently the coolest in the state. The state can be divided into several sections weather-wise. The weather and climate vary greatly across the state of Oregon, with fluctuating temperatures as well as precipitation totals.