What is the origin of light snow in the twenty-four solar terms? How did the light snow solar term come from?

1, Xiaoxue is the twentieth solar term among the twenty-four solar terms, and it is a signal to enter winter. Its appearance also tells people that winter is coming and the weather is getting colder. It's time to prepare crops for the winter. During the light snow solar term, agricultural production in most areas of China has entered the stage of winter field management and farmland capital construction.

This solar term is called light snow because "snow" is the product of cold weather. During this solar term, the climate is not deep and the precipitation is not heavy, so "light snow" is used to compare the climate characteristics during this solar term. "Light snow" is a metaphor, which reflects the active cold current and increased precipitation in this solar term, rather than the light snow under this solar term.