Traveling to Dulles Expo Conference Center, Chantilly, Virginia? 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 12:08 PM and don’t miss the sunset at 9:48 PM. Today’s winds are traveling southwest at a speed of 13 MPH. The temperature feels like 42 with a humidity level of 76. Cloud coverage is 64 percent with 13.9 percent visibility. Today’s UV index is 2 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.