Traveling to T-Mobile USA Headquarters, Bellevue, Washington? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 3:35 PM and don’t miss the sunset at 12:18 AM. Today’s winds are traveling south-southwest at a speed of 14 MPH. The temperature feels like 42 with a humidity level of 89. Cloud coverage is 77 percent with 8.8 percent visibility. Today’s UV index is 1 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.