When did spring begin?

Beginning of spring in 2023 is on February 4, 2023. ?

Spring is the time for growth, and it is also the time for everything to revive. Although China is a vast country with different natural laws and growth rhythms, when beginning of spring arrived, almost every region began to pick up.

Twenty-four solar terms were originally formulated on the basis of "variable stars". When the bucket handle of the Big Dipper points to the shade, it is beginning of spring. At present, solar terms are determined according to the longitude of the sun. When the sun reaches longitude 3 15, it will be the beginning of spring, and the festival will be held from February 3 to 5 of the Gregorian calendar every year. ?

Weather characteristics in spring:

1, the temperature changes greatly.

The temperature difference is the biggest in spring. Taking Beijing as an example, the difference between the highest temperature and the lowest temperature on May 3, 1966 actually reached 26.8℃. Therefore, in spring, we should listen to the weather forecast in time, pay attention to the weather changes and increase clothes in time.

2. The air is dry and windy

Spring is in the adjustment period of atmospheric circulation, and cold and warm air activities are frequent. In addition to the great temperature change, dry air and windy weather are another feature.

3. Dust weather

In spring, with the temperature rising, if there is little precipitation, the ground is dry and the wind comes, it is easy to have dusty weather. Meteorology, sandstorm weather is divided into floating dust, sand blowing and sandstorm. In northern China, March and April are the frequent periods of dusty weather.