What are the three stages of the cold dew solar terms? What are the characteristics of cold dew?

What are the three phases of cold dew solar terms?

Cold dew third class: first-class Hongyan guest; Second, the sparrow enters the water and becomes a clam; Three chrysanthemums have yellow flowers.

Explanation:

Cold dew solar terms, the word geese or herringbone queue moves south; In the cold late autumn, all the birds disappeared. The ancients saw a large number of clams suddenly appearing on the seashore. The stripes and colors of shells were very similar to those of birds, and they thought they were birds. The chrysanthemums began to blossom, indicating that the chrysanthemums were already in full bloom at this time. What are the characteristics of cold dew?

1, cooling faster and drier.

The sudden drop in temperature is a feature of the cold dew solar terms. It is common for the temperature to drop by 8℃ and 10℃ after the autumn rain brought by a strong cold air. However, most stormy weather does not last long (except West China). Controlled by cold and high pressure, it is warm during the day, cool at night and crisp in autumn during the day. The weather has also become drier.

2. The average temperature distribution is quite different.

From June 5th to 10, the regional difference of the average temperature distribution in China is obvious. The average temperature in most parts of South China is above 22℃, and it is even higher in Hainan, which is above 25℃, and it has not yet come out of summer. Jianghuai and Jiangnan are generally between 15℃ and 20℃, and the southeast, North China and Huanghuai are between 8- 16℃. At this time, the average temperature in parts of the northwest and north-central northeast has reached below 8℃. The average temperature in some plateau areas of Qinghai Province is even lower than 0℃.