night=cold
day=really hot
The Libyan Desert is a very hot desert. Some of the hottest air temperatures in the world have been measured there.
Not necessarily! Almost the entire continent of Antarctica is desert and it is bitterly cold there. Add to that other cool or cold deserts and that amounts to a lot of cold air. Even hot deserts can be quite cool or even cold at night as well as during the winter.
Hot desert
A hot desert
The Arabian Desert is a hot desert.
The Gibson Desert is a hot desert.
The Arabian Desert is a hot desert.
The Gibson Desert is a hot desert.
The Kalahari Desert is a hot desert.
Tundra biome can be both hot or cold. In the summer, it can experience warmer temperatures above freezing, while in the winter, it can be extremely cold with temperatures dropping significantly below freezing.
The Patagonian Desert is considered a cold desert.
The Kalahari is a subtropical hot desert.