If you planning to travel to Theodore Roosevelt Island Park, Arlington, District of Columbia, 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 10:25 AM. The temperature feels like 79.80000000000001 with a humidity level of 67 so dress accordingly. Cloud coverage is 26 percent with visibility at 10.3 percent. Today’s UV index is 8, don’t forget the sunscreen if you need it! Today’s winds are traveling east-southeast at a speed of 5 MPH. At the end of the day don’t miss the sunset at 11:54 PM.