What does rain represent?

Rain indicates the beginning of rainfall, and it also indicates that rainfall begins to increase. As soon as the rainy season arrives, the northwest wind begins to converge and the southeast wind begins to blow. The southeast wind brought warm and humid airflow, and the snow and ice melted, so it began to rain, so it was called "rain".

Rain:

Rain is the second of the twenty-four solar terms, which means that precipitation begins and the rainfall gradually increases. The rain solar term generally starts from February 18 or 19 and ends on March 4 or 5. The sun reaches 330 degrees longitude. Pay the "rain" solar terms. During the rainy season, the temperature rises, the snow melts and the precipitation increases. Rain, like Grain Rain, light snow and heavy snow, is a solar term reflecting precipitation. Entering the rain solar term, the cold and snowy days have passed in most parts of China, and the temperature has warmed up, which is conducive to the greening or growth of overwintering crops. Therefore, we should pay close attention to the field management of overwintering crops, do a good job in seed selection, spring ploughing, fertilization and other spring ploughing and sowing preparations, and realize "planting a drop in spring and harvesting ten thousand kinds in autumn". In ancient times, rainwater was divided into three stages: "One stage was that Rex sacrificed fish; Second, wait for Hongyan to come; Third-class grass sprouted. " Rain in the "July 9" period, the river broke the ice and the geese returned to the north. The folk customs related to rain mainly include "mending the sky and wearing it", "protecting it" and "bumping into worship and sending it away".