Zaleski, Ohio is a small village located in Vinton County, in the southeastern part of the state. It experiences a humid continental climate, characterized by hot summers and cold winters. The average temperature ranges from around 30°F (-1°C) in winter to 85°F (29°C) in summer. Precipitation is fairly evenly distributed throughout the year, with an average of 40 inches (1016 mm) annually.

Hydrologically, Zaleski is surrounded by the Zaleski State Forest, which encompasses over 28,000 acres of forests, wetlands, and streams. The area is rich in hydrology constituents, including numerous creeks and small rivers that flow through the region. Some of the prominent water bodies include Raccoon Creek, Hewitt Fork, and Catfish Creek.

Zaleski State Forest offers excellent outdoor recreation opportunities. The forest is popular for hiking, camping, hunting, and fishing. It features over 45 miles (72 km) of trails, including the renowned Buckeye Trail and the Moonville Rail Trail. Raccoon Creek is a popular spot for boating, canoeing, and kayaking. Wildlife enthusiasts can also explore the diverse flora and fauna found within the forest, making Zaleski an ideal destination for nature lovers and outdoor enthusiasts alike.