(Rishitha Jaladi, Intern Journalist)California: The California desert reached 130°F (54.4°C) on Sunday, which if confirmed, would be the hottest global temperature recorded since 1931. WMO will verify the temperature of 130°F (54.4C) reported at Death Valley, California, on Sunday. This would be the hottest global temperature officially reported since 1931. If approved, the Earth has just had the highest August temperature ever recorded, possibly the highest reliable temperature on record! 130 F or 54.4 C was recorded at Furnace Creek.