When is the rain solar term?

The rain solar term is the second of the twenty-four solar terms. On the fifteenth day of the first month of each year (February 18-20 in Gregorian calendar), the sun reaches 330. Rain, like Grain Rain, light snow and heavy snow, is a solar term reflecting precipitation. ?

Rain means that it begins to rain, and the rainfall gradually increases. Rain has two meanings, one is that the weather gets warmer and the precipitation increases gradually, and the other is that there is less snow and more rain.

The rain solar term not only indicates the beginning and increase of rainfall, but also indicates the rise of temperature. Rainwater solar term refers to the entry into spring with meteorological significance. After the "rain", the temperature in most parts of China rose to above 0℃, the daily average temperature in Huanghuai Plain reached about 3℃, the average temperature in Jiangnan was about 5℃, the temperature in South China was above 10℃, and the average temperature in North China was still below 0℃.