Kelso WA 10Day Weather Forecast The Weather Channel Long-view , Washington, the weather is moderate and delightful all year round. Whether you are visiting the lively downtown area or adventuring the surrounding scenic landscapes, you can expect comfortable weather throughout your stay. From warm summers to crisp
autumns, and from mild winters to cooling springs, Longview, Washington offers a abundance of alfresco activities for outdoor lovers. So pack your sunblock and umbrella, as Longview, Washington's weather is ready to delight you with its variable and endearing conditions.