Is it autumn or winter after the cold dew and before the first frost?

This period belongs to autumn. Beginning of winter solar term is the beginning of winter and the first solar term in winter, but the solar terms of cold dew and first frost are before those of beginning of winter.

Cold dew is the seventeenth solar term among the twenty-four solar terms and the fifth solar term in autumn. Finger e; Longitude of solar arrival195; Gregorian calendar1October 7 -9 10 every year. Cold dew is a festival in late autumn and the beginning of the full moon in the dry calendar. Cold dew is a solar term reflecting the characteristics of climate change. When entering the cold dew, there is cold air going south, the temperature difference between day and night is large, and autumn dryness is obvious.

The first frost is the eighteenth of the twenty-four solar terms and the last solar term in autumn. Fight with your fingers; The solar calendar is 210; It is celebrated every year on the Gregorian calendar 10123/24. After entering the first solar term in first frost, the scene of late autumn is obvious, and cold air moves southward more and more frequently. The first frost does not mean "frost", but refers to the sudden drop in temperature and the large temperature difference between day and night. On the national average, "first frost" is the season with the largest temperature difference between day and night in a year.