What are the characteristics of heavy snow solar terms?

Heavy snow is the second1solar term among 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 is a solar term reflecting the changing trend of temperature and precipitation, and it is also a reflection of ancient farming culture for festivals. Heavy snow is a solar term reflecting climate characteristics. Heavy snow solar terms are characterized by a significant drop in temperature and an increase in precipitation.

Snow solar term is a climate concept, which represents the climate characteristics during the snow solar term, namely temperature and precipitation. Heavy snow in solar terms has different meanings from heavy snow in weather. In fact, the snow in heavy snow solar terms is often not as big as that in light snow solar terms, and the solar terms with the largest snowfall in the whole year are not in light snow and heavy snow solar terms.

For example, in the middle and lower reaches of the Yellow River, the most snowy solar term in a year is neither "light snow or heavy snow" nor "slight cold or severe cold", but "rain" in spring. Heavy snow is not the biggest solar term.