If you planning to travel to Safeco Plaza, 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 12:17 PM. The temperature feels like 59.95 with a humidity level of 82 so dress accordingly. Cloud coverage is 97 percent with visibility at 10.8 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 4 MPH. At the end of the day don’t miss the sunset at 4:10 AM.