When did it rain for 23 years?

Rain, the second of the twenty-four solar terms, is located on the fifteenth day of the first month of each year (February 18-20 in Gregorian calendar) and the sun is located at 330. 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.

Because the temperature rises, the snow melts and the precipitation increases, it is named rain. Generally, the rainy and rainy solar term begins on February 18 or 19 of Gregorian calendar and ends on March 4 or 5. Rain, like Grain Rain, light snow and heavy snow, is a solar term reflecting precipitation.