Day Length: 10h 15m 37s See sunrise, sunset, solar noon, day length, and twilight information for the whole month in the table below.
1 The Chihuahuan Desert â the largest desert in North America, located in the Southwestern United States and Northern Mexico - (140,000 square miles (360,000 km 2)). 2  The Sonoran Desert â a desert located in the Southwestern United States and Northwest Mexico. 3  It is the second largest desert in North America.
The two largest deserts on Earth are in the polar areas. The Antarctic Polar Desert covers the continent of Antarctica and has a size of about 5.5 million square miles.