The custom of eating jiaozi in early winter.
In northern China, there is a custom of eating jiaozi in beginning of winter. In early winter, you can improve your life, but it is not as delicious as jiaozi. In the north, the rule in beginning of winter is to eat jiaozi, because jiaozi looks like ears. People think that if you eat them, your ears will not be frozen in winter. In addition, jiaozi's homonym "cross" means that beginning of winter is the turn of autumn and winter.
Beginning of winter, which represents the beginning of winter, is one of the seasonal nodes that China people attach great importance to. Spring ploughing, summer harvest and winter storage, winter is the season to enjoy bumper harvest and rest. Beginning of winter is also one of the "four seasons and eight festivals" in ancient society, and it is a very important festival. In some parts of China, there are customs such as ancestor worship and feasting. Beginning of winter is the first solar term in winter, representing the beginning of winter, starting in March. Beginning of winter, together with beginning of spring, Changxia and beginning of autumn, is called "Four Seasons".
Meteorological change
Beginning of winter solar terms and high-altitude westerly jet have been fully established in South Asia. At this time, the fluctuation intensity and eastward movement of the south branch of the high-altitude westerly wind. When the zonal circulation in Asia is strong and the fluctuation of the south branch of the west wind is strong, there will be a wide range of rainy weather. In addition, when the zonal circulation ends and the meridional circulation is established, there will be a cold wave and a significant cooling.
After beginning of winter, there will be rain and snow in most parts of the north, and the first snow in some parts of North China often falls at this time. At this time, the northeast and northwest regions are already covered with heavy snow, especially in the northeast Heilongjiang region, which is extremely cold. Before the arrival of beginning of winter, the scene of winter has already appeared, and the cold air is constantly exerting its strength, which also makes the northern region usher in the heating season one after another.