When is spring break?

Da Chun, also known as beginning of spring, has no fixed date on February 3rd or 4th every year.

Beginning of spring, the first of the 24 solar terms, is also called the Lunar New Year, the first lunar month, the establishment of the Spring Festival, the beginning of a year and the beginning of a year.

Extended data:

The current method of "fixing qi" divides solar terms, and the vernal equinox begins when the sun reaches longitude 3 15. Beginning of spring means the beginning of a new cycle, which is the beginning of everything and the meaning of all self-renewal.

Standing means "start"; Spring represents warmth and growth. In the era of main branches, beginning of spring is the beginning of a year, and beginning of spring is the beginning of spring and the beginning of a year. Before the Qin and Han Dynasties, the focus of etiquette and customs was not on the beginning of January (the first month of the lunar calendar), but on beginning of spring Day; The main worship of gods and ancestors, prayers for the New Year, welcoming spring and agricultural celebrations are arranged at the beginning of spring and a few days before and after; This series of festival activities not only constitutes the framework of the New Year's Eve Festival in later generations, but also retains its folk function to this day.

As one of the "twenty-four solar terms", beginning of spring, like Changsha, beginning of autumn and beginning of winter, reflects the changes of all seasons. Due to the vast territory of China, the climate varies greatly from place to place. The specific climatic significance of "Li" does not apply to all parts of the country, and the corresponding area is only South China, with the dividing line from Guilin, Guangxi to Ganzhou, Jiangxi.

Beginning of spring time (when the daily average temperature reaches 10 degrees Celsius for five consecutive days, it is regarded as spring), and the area south of the line has the breath of spring; However, 93% of China's land area is still in winter, and when it comes to Heilongjiang, it is often in the long summer, and spring comes in Grain Rain. "Li" is just a reference in many areas.

Beginning of spring is not only the first of the 24 solar terms, but also in nature and people's minds, spring means warm weather, flowers and birds, the growth of all things and the sowing of spring. The so-called "one year's plan lies in spring". In climatology, spring refers to the period when the average temperature is between 10℃ and 22℃. Speaking of beginning of spring, people obviously feel that the days are getting longer and the sun is getting warmer. Temperature, sunshine and rainfall are often at the turning point of the year and tend to rise or increase.

Beginning of spring solar terms began, westerly jet, the southern branch of East Asia, began to weaken, and the winter climate was coming to an end. However, the intensity and location of the northern branch of westerly jet remain basically the same, the Mongolian cold high and Aleutian low are still relatively strong, and gale cooling is still the prevailing main weather. However, during the intermission under the influence of strong cold air, the frequency of southerly winds increases, accompanied by an obvious warming process.

Baidu Encyclopedia-beginning of spring