Today, 58 years ago, on January 13, 1967 (Lunar Calendar December 3, 1966), Tibet recorded the highest day and night temperature difference in China. On January 13, 1967, the highest day and night temperature in Tibet was 7.1 °C, the lowest temperature was 23.5 °C, and the temperature difference was 30.6 °C, creating the highest record for the day and night temperature difference in China.