Is it beginning of winter today?

The beginning of winter time this year is: 20231October 8110: 35: 23.

The commonly used methods of season division mainly include "solar terms method" and "temperature method". Traditionally, China started with the "beginning of winter" in the 24 solar terms. The winter divided by "solar terms" means that everything is in a state of recuperation. The season divided by "temperature method" begins with the average daily temperature being lower than 10℃ for five consecutive days, and the winter divided by temperature method indicates the weather.

Beginning of winter, which represents the beginning of winter, is one of the seasonal nodes that China people attach great importance to. Spring ploughs Xia Yun, autumn harvests winter hides, and winter is the season to enjoy a bumper harvest and recuperate. 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 areas of China, there are customs such as ancestor worship and feasting.

Meteorological change

After the beginning of winter solar term, the westerly jet in South Asia has been fully established. 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 large range of rainy weather. In addition, the zonal circulation will end, the meridional circulation will be established, and 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 the northeast Heilongjiang region is extremely cold. Before the arrival of beginning of winter, there was a scene of winter, and the cold air was constantly exerting its strength, which also made the northern region usher in the heating season one after another.