Will it be cold after beginning of spring?
"The biggest feature of beginning of spring's solar term climate is that it is warm and cold at first sight, one is the large temperature difference between day and night, and the other is the frequent cold air activity.
This year, beginning of spring is on February 4th, the first day of June 9th. According to the method of calculating cold weather, we can know that the cold period will continue for some time, so it will still be very cold after spring.
Besides, the biggest feature of beginning of spring's time and climate is that it is warm at first, but it is still cold. As the saying goes, people often experience the phenomenon of "cold spring" at this time. Cold air activities are frequent, and the temperature difference between day and night is relatively large, which makes people feel cold.
In addition, China is a vast country with a large span from north to south, and the climate varies greatly from place to place. For the area north of the Tropic of Cancer, the farther away from the intersection of the Yellow River and the pond, the later the weather becomes warmer.
Therefore, the calendar "beginning of spring", which represents seasonal changes, is not applicable to all parts of the country, but has reference significance to many regions. People in all regions need to increase or decrease their clothes according to the local specific weather forecast to prevent colds.
There will be a cold period of more than 1 month after beginning of spring.
How long will it be cold after beginning of spring? Beginning of spring has arrived, but the temperature will not rise so fast. In addition, as the old saying goes, it is not recommended that people take off their winter clothes too early and put on bright spring clothes, especially for the elderly and children, and pay more attention to keeping warm. Meteorological significance, the average daily temperature is higher than 5℃ for five consecutive days, and winter ends.
As far as the radiation intensity of the sun to the earth is concerned, the winter solstice is the smallest and the summer solstice is the largest. If the whole year is divided into four parts on average, three months from beginning of winter to beginning of spring is the smallest, three months from beginning of spring to Changchun are in the middle, three months from Changchun to beginning of autumn are the largest, and three months from beginning of autumn to beginning of winter are in the middle.
But the actual temperature lags behind the solar radiation 1 month. So if there are three months of winter, there will be about 1 month after beginning of spring, which belongs to winter in climate.