When did it get cold in 2023?

The severe cold solar term in 2023 is 65438+ 16:29:20 20231October 20th, Friday, the 29th day of the twelfth lunar month.

The Great Cold is the last of the 24 solar terms. It's ugly, and the solar longitude reaches 300 degrees. It is celebrated every year at 65438+1October 20-2 1 day in Gregorian calendar. Great cold, like slight cold, is a solar term indicating the degree of cold weather, and great cold refers to extremely cold weather. The great cold solar term is from March 9 to April 9, and the cold wave frequently goes south, which is the coldest season of the year.

The great cold comes at the end of the year, winter goes to spring, and after the great cold, a new cycle begins. In some parts of China, during the period from the Great Cold to beginning of spring, there were many important folk customs, such as taking off old cloth to make bacon, offering sacrifices to stoves and ending sumptuous food. Tail luxury food is also called "making teeth" and "making luxury food", and there is a folk custom of "eating tail teeth" after eating luxury food.

rural activity

In the severe cold season, it is necessary to master the change law of agricultural production in cold and warm conditions, and plant crops reasonably according to different years, different geographical locations and topographic conditions to avoid unnecessary losses. After the winter solstice, cold air frequently goes south, the temperature continues to drop, and the solar term temperature in slight cold and severe cold is minimized. In the northern region, the fields were covered with snow and ice during this period, and there was no farm work. The fields in the south are not frozen and can be used for agricultural activities.

Due to the large geographical span between north and south in China, different regions will have different production and cultivation for the same slight cold solar terms. In winter, the northern region is covered with snow, so it is almost impossible to grow crops. In most areas, there is not much farm work in the fields, and all of them have winter holidays. Slight cold and severe cold are the periods with the least rainfall in a year. The southern region should pay attention to applying winter fertilizer to wheat, rape and other crops, and do a good job in cold and antifreeze and water conservancy construction.

Baidu Encyclopedia-Great Cold