 Along the international border, the county faces the Manuel Benavides and Ojinaga Districts of the state of Chihuahua, Mexico, on the south side, and the municipality of Guadalupe of the State of Chihuahua, Mexico, on its southwestern side.More than half of Presidio County, 54.6%, experiences a hot arid desert climate (Köppen "BWh").The remainder has a semiarid steppe climate with 34.7% classified as a cold steppe climate (Köppen "BSk") and 10.8% as a hot steppe climate (Köppen "BSh").