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.
Largest Desert In North America. Chihuahuan Desert -- the largest desert in North America covering more than 200,000 square miles -- Most of it lies south of the international border.In the U.S. it extends into parts of New Mexico, Texas and sections of southeastern Arizona.pproximate DesertUSA Boundaries: Bordered on the west by Arizona's U.S. Route 191, on the north by Interstate 40, on the east by Texas' U.S. Route 385, and south to the Mexican border. Some Mexican Gray Wolves are still in the Chihuahuan Desert.