If you planning to travel to Viretta Park, Seattle, 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 3:37 PM. The temperature feels like 42.95 with a humidity level of 89 so dress accordingly. Cloud coverage is 76 percent with visibility at 8.8 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southwest at a speed of 13 MPH. At the end of the day don’t miss the sunset at 12:20 AM.