Extremely high temperatures:

* Daytime: Temperatures can soar above 100°F (38°C) and even reach 120°F (49°C) or higher in some deserts.

* Nighttime: Temperatures can drop significantly, but often stay above 70°F (21°C). This rapid temperature swing is due to the lack of cloud cover and moisture.

Low humidity:

* This contributes to the intense heat because there is little moisture in the air to absorb and release heat.

Little to no rainfall:

* Deserts are defined by their extremely low rainfall, often less than 10 inches (25 cm) per year.

Strong winds:

* Winds can be frequent and strong, contributing to the drying and heating of the desert.

Clear skies:

* The lack of cloud cover allows for maximum sunlight to reach the ground, further increasing temperatures.

Overall: The summer climate in deserts is extremely hot, dry, and harsh. It is often characterized by intense solar radiation, low humidity, and little to no rainfall.

Here are some examples of specific desert climates during the summer:

* The Sahara Desert: Average summer temperatures are around 100°F (38°C) during the day, with occasional highs exceeding 120°F (49°C).

* The Mojave Desert: Summer temperatures can reach over 110°F (43°C), and often remain above 90°F (32°C) for long periods.

* The Atacama Desert: Summer temperatures can reach 100°F (38°C) or higher, but the coastal areas experience cooler temperatures due to the influence of the Pacific Ocean.

It is important to note that the specific climate of a desert can vary depending on its location, altitude, and other factors.