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Portland Weather Guide

United States

Portland in the Willamette Valley between the Coast Range and Cascades has a classic Pacific Northwest marine climate. The city is famous for its mild, rainy winters and warm, sunny summers. The 2021 Heat Dome brought temperatures to 116°F, shattering records and causing hundreds of deaths — an extreme event showing climate change impacts on a city with minimal air conditioning.

Neighborhoods in Portland

Each neighborhood in Portland has its own microclimate. Check real-time conditions below:

Monthly Weather in Portland

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