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 Moving masses of super-heated air blow through the valley creating extremely high temperatures. The hottest air temperature ever recorded in Death Valley was on July 10, 1913, at Furnace Creek, which is the highest atmospheric temperature ever recorded on earth. During the heat wave that peaked with that record, five consecutive days reached or above. Some meteorologists dispute the accuracy of the 1913 temperature measurement. The highest surface temperature ever recorded in Death Valley was on July 15, 1972, at Furnace Creek, which is the highest ground surface temperature ever recorded on earth, as well as the only recorded surface