What are the characteristics of the Millennium solar terms? Brief introduction to the characteristics of Millennium solar terms.

China's ancient book records: "On the August Festival, the yin is getting heavier and the dew is white." According to the climate law, the cool autumn wind blows all over Huaibei from north to south in the white dew season.

2. The temperature difference between day and night is large throughout the year.

After entering the Millennium solar terms, the summer monsoon is gradually replaced by the winter monsoon, the north wind blows more, and the cold air gradually moves south frequently. In addition, the position of the direct sunlight on the ground moves south, which shortens the sunshine time and weakens the sunshine intensity in the northern hemisphere. At night, it is often partly cloudy and sunny, and the ground dissipates heat quickly, so the temperature drops gradually and the weather is getting colder and colder.