What's the change in the weather in spring?

In spring, there are frequent cold and warm air activities, dry air and windy weather. With the sudden drop of temperature, the air pressure rises sharply.

Spring, also known as spring, is the first of the four seasons, which refers to the period from beginning of spring to long summer, including solar terms such as beginning of spring, rain, fright, vernal equinox, Qingming and Grain Rain.