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 13.9 million square kilometres, or almost 5.5 million square miles. However, when most people think of deserts the implied thoâ¦.