Death Valley Earth at 134 °F (56.7 °C) on July 10, 1913, as well as the highest recorded natural ground surface temperature on Earth at 201 °F (93.9 °C) on July 15, 1972. Located near the border of California and Nevada, in the Great Basin, east of the Sierra Nevada mountains, Death Valley constitutes much of Death Valley National Park and is the principal feature of the Mojave and Colorado Deserts Biosphere Reserve. It is located mostly in Inyo County, California. It runs from north to south between the Amargosa Range on the east and the Panamint Range on the west; the
Death Valley low. As recently as July 12, 2012, the low temperature at Death Valley dropped to just after a high of on the previous day. The only other location which matches Death Valley's overnight low temperature of 107 °F in recent years is Khasab Airport in Oman, which also recorded a low of on June 27, 2012, and later one of on June 21, 2017. Also on July 12, 2012, the mean 24-hour temperature recorded at Death Valley was , which makes it the world's warmest 24-hour temperature on record. The average annual precipitation in Death Valley is , while the