The traditional Chinese solar calendar divides the year into 24 solar terms.The Cold Dew is 17th of  24 solar terms,begins on Oct 8 and ends on Oct 22.At this time, temperatures are lower than during White Dew in most areas of China. The dew is greater and colder and there will be less rain. Autumn crops are ripe.

It is the season for eating  pomegranates and hawthorns,and is also season for drinking chrysanthemum wine,many people go hiking and climb hills during Cold Dew.