Adrar lies at an elevation of above sea level. A large oasis lies to the southwest of the town; this oasis lies in the Tuat region, a string of oases running from
Bouda in the north to
Reggane in the south. A vast area of
sand dunes, the
Erg Chech, lies to the west, while a large rocky plateau, the
Tademaït, lies to the east.
Climate Adrar has a
hot desert climate (
Köppen climate classification BWh), with severely long and hot summers and short, mild winters, and averages just of rainfall per year. Summer temperatures are consistently high as they commonly approach 46 °C (114 °F). temperatures at night are still hot at around 27 °C (81 °F). Even in early May or in late August, daytime temperatures can rise to 48 °C (118 °F). Winter nights can be chilly and frost is by no means unknown but the days are pleasantly warm, sunny and dry. During the summer, the Sahara region of Algeria is the source of a scorching, sometimes dusty and southerly wind called the
Sirocco. These winds parch the plateaus of northern Algeria up to 40 days and reach the Tell coastal region for as many as 20 days. {{Weather box ==Culture==