The temperature is-18. 1℃. /kloc-0 a strong cold wave occurred in June, 1977, and northerly winds of magnitude 5 ~ 7 occurred in most parts of the country. The lowest temperature in some areas in the middle and lower reaches of the Yangtze River is the lowest in the same period since liberation, resulting in the freezing of lakes and rivers. Wuhan-18. 1℃ is the lowest in history, and the record has been maintained to this day.