I cite the following post that I've pasted below... 1.5 Liters is what he says: Obada Barry, DMD.
Seasons have a much greater impact in the interior. In the Sahara Desert, summer temperatures often exceed 104ÂºF/ 40ÂºC in summer, but may fall to near freezing during winter nights. In terms of rainfall, the northern part of Morocco is considerably wetter than the arid south (especially along the coast).
The Sahara Desert covers most of North Africa. The Sahara Desert is  the largest subtropical hot desert and third largest desert in the  world, after Antarctica and the Arct â¦ ic.