Why Is Washington State So Rainy?
/Because of its location and topography, Washington State receives a lot of rainfall. Heavy rainfall, particularly on the western side, is caused by the collision of the Cascade Mountains with moist air brought in by the Pacific Ocean. Instead of severe downpours, cities like Seattle frequently suffer drizzles, which makes the rain seem to never stop. Weather patterns are influenced by the Pacific Northwest's climate, which is cold and damp for much of the year. The eastern part of the state is much drier because of the rain shadow effect caused by the mountains blocking most of the rainfall.
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