Arguably: "Death Valley Temperature Reading Ties for the Hottest Ever ...the 130-degree reading is behind only 2 other temperatures ever measured. The first one is a 134-degree Fahrenheit (56.7 degrees Celsius) reading in Death Valley on July 10, 1913, and the other is a 131-degree (55 degrees Celsius) measurement in Kebili, Tunisia on July 7, 1931."