none. and if it has ever been, extremely rare
Essentially, zero.
For the only time in recorded weather history, snow fell in the Sahara desert in southern Algeria on February 18, 1979. The storm lasted only half an hour and the snow was gone within hours. ------------ Snow fell again in the Algerian Sahara in January and February of 2012.
The Sahara Desert covers most of Northern Africa.
No Europe does not touch the Sahara desert, the Sahara is in Africa.
The Sahara covers much of the country of Chad.
The Libyan Desert which is part of the Sahara located in Africa.
The Antarctic Desert is much larger than the Sahara.
It snowed in 1979 for the first time on record. In 2012, it snowed again in the Algerian Sahara.
Snow occasionally falls even in hot deserts such as the Sahara or Chihuahuan Desert. It is more common in cold winter deserts such as Antarctica, the Gobi Desert and the Great Basin Desert.
Not that much
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 Arctic.
The Sahara desert is the world's largest hot desert and is about the size of Brazil. The physical processes that occur in the Sahara are much the same as they are in other hot deserts of the world.