In most deserts, it is hot in the summer and cool, or even cold, in the winter. It all depends on the particular desert.
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.
The Patagonian Desert is considered a cold desert.
The Kalahari is a subtropical hot desert.
The Taklamakan Desert is classified as a cold desert. It can get quite hot in the summer but winters can turn bitterly cold.
The Tirari Desert of Australia is a hot desert.
The Simpson Desert of Australia is a hot desert.