Colonial Heights, Virginia is located in the Southeastern part of the state, with a humid subtropical climate. Summers are hot and humid, with temperatures often reaching into the 90s, while winters are mild with occasional snowfall. The Appomattox River runs through the city, providing opportunities for water-based outdoor activities such as boating and fishing. The river is also a source of hydrology constituents, with ongoing efforts to monitor and maintain water quality. Outdoor recreation opportunities abound in Colonial Heights, with several parks and nature preserves offering hiking and biking trails, as well as picnic areas and playgrounds. The city is also close to several state and national parks, including Pocahontas State Park and Shenandoah National Park.