Delighting in Rain on a Spring Night describes which of the 24 solar terms?

Delighting in Rain on a Spring Night describes the rain solar terms in the 24 solar terms. It is the second of the twenty-four solar terms, which is located around the fifteenth day of the first month of each year, and the sun reaches 330 degrees of the yellow meridian.

Rain, like Grain Rain, light snow and heavy snow, is a solar term reflecting precipitation. On this day, the usually married daughter will go home to visit her parents and send her mother a red silk and a pot of stew.

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. "Twenty-four solar terms" said: "In the first month, water is in the sky. Spring belongs to wood, but there must be water for those who grow wood, so there is rain in beginning of spring. If the east wind melts, it will disperse into rain. "