There is rain and solar terms in the Spring Festival.

Today (19) is the first day of the first month. Coincidentally, today coincides with the rainy season. Rain and Spring Festival are small probability events on the same day (the probability of occurrence is very small, that is, it is difficult to meet), which also adds the breath of spring. "once in a hundred years, spring water is hard to water" is people's appeal and yearning for good weather.

Every year around February 18 of the Gregorian calendar, the sun reaches 330 degrees of the yellow meridian, which is the "rain" solar term and the second solar term of the lunar calendar. The rain solar term generally starts from February 18 or 19 and ends on March 4 or 5. Rain, like Grain Rain, light snow and heavy snow, is a solar term reflecting precipitation. During the rainy season, the temperature rises, the snow melts and the precipitation increases. The rain solar term generally starts from February 18 or 19 and ends on March 4 or 5. Rain, like Grain Rain, light snow and heavy snow, is a solar term reflecting precipitation. There is a saying in "Twenty-four solar terms": "In the first month, water is above the sky. Spring rain begins with wood, but people who grow wood will have water, so beginning of spring has succeeded. If the east wind melts, it will disperse into rain. " It means that everything begins to sprout before and after the rain and solar terms, and spring is coming. For example, Yizhoushu has phenological records such as "Hongyan coming" and "vegetation sprouting" after the rain.