If you planning to travel to Clara Barton National Historic Site, Bethesda, Maryland, 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 11:46 AM. The temperature feels like 62.900000000000006 with a humidity level of 76 so dress accordingly. Cloud coverage is 33 percent with visibility at 12 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 10 MPH. At the end of the day don’t miss the sunset at 9:56 PM.