Guess the number of solar terms

Small numbers represent heavy snow falling from the sky.

Heavy snow is 2 1 of the 24 solar terms and the third solar term in winter. When the sun reaches the longitude of 255 degrees, the node time is 65438+February 6-8 in Gregorian calendar every year. The solar term of heavy snow is the beginning of the second month of the dry calendar, marking the official start of the mid-winter season. Like the light snow solar term, the heavy snow solar term reflects the changing trend of temperature and precipitation.