What are the characteristics of cold dew solar terms?

Today is the cold dew solar term. As we know, cold dew is the17th solar term among the 24 solar terms, and it also symbolizes the arrival of late autumn. What is the origin of cold dew? What are the characteristics of cold dew solar terms? Presumably many people don't understand. Let's have a look!

First, the origin of cold dew

Evolve according to weather changes.

Cold dew solar terms are solar terms that indicate the weather. During the Millennium solar term, cold air turns into water vapor when it is close to the ground, forming small water droplets on plants near the ground. In the cold dew solar term, the temperature drops, not only the dew, but also the dew is accompanied by cold. Later, people named this period cold dew solar terms.

Second, the characteristics of cold dew solar terms

1, the temperature drops rapidly. It is common for the temperature to drop by 8℃ and 10℃ after the autumn rain brought by a strong cold air.

2. The foggy days increase, and the temperature drops obviously. Whenever there is autumn rain, the rich water vapor in the air will soon reach saturation, and sometimes there will be mixed rain and fog or heavy fog after rain;

3. There is little sunshine in autumn rain in southwest China;

4. It was late autumn, and a large amount of snow began to appear in the plateau mountainous area with high altitude in western Sichuan.

Third, the folk custom of cold dew.

Autumn carving edge

In the south of China, the cold dew season bid farewell to the heat and the sunshine is warm, which is a good time for traveling, enjoying flowers, eating crabs and fishing. Because the temperature drops rapidly, the sunlight in the deep water can't penetrate, and the fish swim to the shallow water with higher water temperature, so it is called "autumn fishing".

cricket fighting

Autumn wind, cricket fighting. White dew, autumnal equinox and cold dew are the climax of cricket fighting in Beijing and Hangzhou. Cricket is also called "promoting weaving". It is usually heard that it is autumn, and the weather is getting colder and colder, reminding people that it is time to prepare winter clothes. Therefore, there is a saying that "promoting weaving surprises lazy women".

Chrysanthemum wine

In order to get rid of autumn dryness, some areas are used to drinking "chrysanthemum wine". Chrysanthemum wine is made from chrysanthemum, glutinous rice and distiller's yeast. It tastes cool and sweet, and has the effects of nourishing liver, improving eyesight, strengthening brain and delaying aging.