Harper, Kansas is a small city located in the south-central region of the state. The area is classified as having a humid subtropical climate, with hot summers and relatively mild winters. The region is characterized by its vast prairies and agricultural land, with the Arkansas River flowing through the southern part of the county. The hydrology constituents in the area mainly consist of the river and its tributaries, as well as several lakes and reservoirs. Outdoor recreation opportunities in Harper include hunting, fishing, camping, and hiking in the nearby Z Bar Ranch and Medicine Lodge Peace Treaty Pageant Grounds. The annual Harper County Fair is also a popular event that attracts visitors from across the state.