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 world's largest desert is Antarctica since a desert is defined as an area receiving less than 250 mm or 10 inches of precipitation per year. The Antarctic desert covers 13â¦.9 million square kilometres, or almost 5.5 million square miles.