Grain Rain, first frost, light snow, which is different when it rains?

Grain Rain is the sixth of the 24 solar terms and the last solar term in spring. The bucket handle of the ancient Big Dipper points to the position of Grain Rain; Now, Grain Rain is defined as the time when the sun reaches 30 degrees of the yellow meridian, and festivals are celebrated every year from April 19 to April 2 1 day in the Gregorian calendar.

The first frost is one of the 24 solar terms. Fight with your fingers; The solar calendar is 210; Gregorian calendar 65438+1October 23-24. The first frost solar term means that the weather is getting colder and the first frost appears. It is the last solar term in autumn, which also means that winter is about to begin.

Xiaoxue is the twentieth of the twenty-four solar terms. The time is165438+1October 22 or 23 of the Gregorian calendar every year, that is, when the sun reaches 240 degrees of the yellow meridian. "Light snow" is a solar term reflecting the climate characteristics. The light snow in solar terms is not necessarily related to the light snow in the weather. The meaning of "light snow" in solar terms is different from that in daily weather forecast. Light snow solar term is a climate concept.