If you planning to travel to Roslyn Museum, Roslyn, Washington, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 3:17 PM. The temperature feels like 34.7 with a humidity level of 96 so dress accordingly. Cloud coverage is 75 percent with visibility at 8.6 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling east at a speed of 4 MPH. At the end of the day don’t miss the sunset at 12:22 AM.