Traveling to Dumbarton Oaks, 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 12:14 PM and don’t miss the sunset at 9:45 PM. Today’s winds are traveling south-southeast at a speed of 4 MPH. The temperature feels like 45 with a humidity level of 82. Cloud coverage is 42 percent with 11.9 percent visibility. Today’s UV index is 3 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.