Klöch is a municipality in the district of Südoststeiermark, in the Austrian state of Styria. It lies in the southeastern part of the country, within the broader region of Styria known for its rolling hills and wine-growing landscapes.
Like other municipalities in the Südoststeiermark district, Klöch is a small, rural community. The area around it is part of Austria's southeastern wine region, and the district as a whole is characterized by agriculture and viticulture.