LES 10 MEILLEURES choses à faire à Longview TripadvisorLong view , Washington, the weather is mild and pleasing all year round. Whether you are visiting the dynamic downtown area or exploring the surrounding scenic landscapes, you can expect relaxing weather throughout your stay. From warm summers to brisk autumns, and from mild winters to refreshing springs, Longview, Washington offers a plethora of open-air activities for outdoor lovers. So bring your sunscreen and parasol, because Longview, Washington's weather is ready to surprise you with its unpredictable and endearing conditions.