The rayon covers the Dashkasan plateau of the Lesser Caucasian Mountain range encompassing parts and tips of Shahdagh and Murovdag ranges. The highest altitudes are at Hinaldag Peak (3,367 meters) and Qoshqar Peak (3,361 meters). Part of Bashkend-Dastafur lowlands also falls in Dashkasan rayon. This part of the region is rich with cretaceous chalk. Average annual rainfall is 600-900 mm. It mostly rains during spring time. The mountains are enriched with oak forests.