Longview Washington 14 Day Weather 98632 WeatherWXcomLong-view , Washington, the weather is gentle and agreeable all year round. Whether you are touring the vibrant downtown area or discovering the surrounding breathtaking landscapes, you can expect content climate throughout your stay. From hot summers to crisp autumns, and from temperate winters to refreshing springs, Longview, Washington offers a plethora of alfresco activities for adventure seekers. So carry your sun lotion and umbrella, because Longview, Washington's weather is ready to delight you with its unpredictable and charming conditions.