Light snow winter solstice solar terms

The correct order of light snow, slight cold, beginning of winter, winter solstice, heavy snow and severe cold should be: beginning of winter, light snow, heavy snow, winter solstice, slight cold and severe cold.

Beginning of winter: The longitude of the sun is 225 degrees. The beginning of winter. 165438+1October 7-8.

Xiaoxue: The longitude of the sun is 240. This means it's starting to snow. 165438+1October 22-23.

Heavy snow: solar longitude 255. As the snowfall increases, there may be snow on the ground. 65438+February 6-8.

Winter solstice: the longitude of the sun is 270 degrees. The cold winter is coming. 65438+February 2 1-23.

Slight cold: solar calendar 285. The climate began to get cold. 65438+1October 5-7.

Great cold: the longitude of the sun is 300. The coldest time of the year. 65438+1October 20 -2 1.

Count nine cold days, that is, from the solstice of winter, count a "nine" every nine days until the "99" of 81 days, and the weather will warm up. In fact, it is "99-99, plowing cattle everywhere"-90 days, which is 9 days.

In the traditional culture of China, nine is the extreme number, which is the largest, largest and longest concept. Nine nines is eighty-one, which is the "maximum" number. People in ancient China believed that after the solstice on September 8 1 day, spring must have arrived.