Which type of climate is characteristic of antarctica?

Permafrost type of climate with -89.2°C.

Explanation:

Being the coldest place on the earth the continent of Antarctica has climatic extremes and is coldest, and permanently frozen zone of the earth, with a freezing temperature all around the year. Specifically,  a cold desert that is dry and has an average of 6.5 inches of snowfall every year. And has large sheets of ice that are frozen for millions of years. This has continental glaciers. And the thickness of ice is measured to be 1.6 km and thus contain about 90% of the ice in the entire world and 70% of the freshwater. Ince shelves cover an area of about 1,541,710 km square.