The Great Cold is the last of the 24 solar terms, and it is called "Great Cold" when the sun reaches 300 degrees of the Yellow Meridian around 1 month 20 every year. Great cold means extreme cold weather. Time-sharing, Time-sharing, Time-sharing, and Time-sharing quoted Three Rites and Righteousness: "The great cold is the middle one, and the upper form is the slight cold, so it is called great ...... the extreme of cold, so it is called great cold."
At this time, cold waves frequently go south, which is a cold period in most parts of China in a year. The wind is strong, the temperature is low, and the snow on the ground does not melt, showing a cold scene of ice and snow and freezing.
Extended data:
Solar terms in winter
Beginning of winter: Fighting refers to the northwest; The solar meridian is 225. The beginning of winter. Gregorian calendar 1 1 month 7-8.
Xiaoxue: Fighting refers to yourself; The solar meridian is 240. It means it begins to snow. Gregorian calendar 1 1 month 22-23.
Heavy snow: fighting fingers; The solar meridian is 255. With the increase of snowfall, there may be snow on the ground. Gregorian calendar1February 6-8.
Winter solstice: fighting fingers; The solar meridian is 270. The cold winter is coming. Gregorian calendar1February 21-23.
Slight cold: fighting fingers; The solar meridian is 285. The climate began to get cold. Gregorian calendar 1 month 5-7.
Great cold: fighting refers to ugliness; The solar longitude is 300. The coldest time of the year. Gregorian calendar 1 month 20-21day.
Baidu Encyclopedia-Great Cold