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 12:19 PM and don’t miss the sunset at 10:28 PM. Today’s winds are traveling east at a speed of 5 MPH. The temperature feels like 30 with a humidity level of 75. Cloud coverage is 100 percent with 12.4 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.