Dumfries, Virginia is a town located in Prince William County, Virginia, USA. The climate in Dumfries is typical of the Mid-Atlantic region, with hot summers and mild winters. The town is situated near several waterways, including the Potomac River and Quantico Creek. These bodies of water can have an impact on hydrology constituents in the area, including sediment and nutrient levels. Outdoor recreation opportunities in Dumfries include hiking and biking along the Virginia Heritage Trail, fishing and boating on the nearby waterways, and exploring the national parks and wildlife refuges in the area. Additionally, the town is home to several parks and playgrounds, as well as the historic Weems-Botts Museum.