If you planning to travel to National Archives at Seattle, 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 12:18 PM. The temperature feels like 53.5 with a humidity level of 86 so dress accordingly. Cloud coverage is 99 percent with visibility at 8.8 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southeast at a speed of 8 MPH. At the end of the day don’t miss the sunset at 3:57 AM.