What is cold dew and what are its climatic characteristics?

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.

After the cold dew, the cold air in the north has a certain influence, and most parts of China are controlled by cold high pressure, and the rainy season is over. From the climate characteristics, in the cold dew season, the autumn in the south is getting stronger, cool and cool, with little rain and dryness; The northeast and northwest regions in the north have entered or are about to enter winter, with thousands of miles of frost and snow falling in Wan Li, which is quite different from the autumn colors in the south.

Solar terms can be used as a reference for weather laws.

Cold dew belongs to the fifth solar term in autumn, usually between June 7th and 9th 10, and it has been June 8th 10 for the last ten years.

According to the weather forecast of the municipal meteorological department, it will be cloudy on the day of the cold dew solar term in 2020, that is, it will not rain. The folk proverb "cold dew without rain, no frost for a hundred days" is used to guide farming. It doesn't rain that day, and there will be less frost in the next three months, which means that it may not be too cold in winter, that is, there is less rain, so we should take precautions.

In modern meteorological science, using scientific and more effective means to carry out meteorological monitoring, the forecast can be as fine as "hour level", so the law of 24 solar terms is only used as a reference for weather trends.

Phoenix. Com- The temperature will rise in the next three days, and the cold dew solar terms will be ushered in sunny days the day after tomorrow.

Baidu encyclopedia-cold dew