Does Linyi people know how Grain Rain explains Grain Rain idioms?

As for the origin of Grain Rain Festival, according to Huainanzi, it is an earth-shattering event to create characters in Cangjie. The Yellow Emperor issued imperial edicts in late spring and early summer, announcing the success of Cangjie's word-making, and calling on all the people in the world to * * * the ambition of Xi. On this day, there was an unusual rain, and countless Gu Mi fell as comfort. Later generations named this day's Grain Rain as one of the 24 solar terms, which is now the "Grain Rain" solar term.

Weather characteristics in Grain Rain.

aeolian sand

According to the 24 solar terms, Grain Rain is the last solar term in spring, which means that spring is coming to an end and summer is coming. The large-scale invasion of cold air into the south is rare, but the cold air activities affecting the north will not stop. However, from the end of April to the beginning of May, the temperature is much higher than that in March, and windy and dusty weather is more common.

spring drought

Huaihe river basin is a transitional zone between the spring rain area in the south of the Yangtze River and the spring drought area in the north. From the north of the Huaihe River in Qinling Mountains, the spring rain dropped sharply. There is a folk saying that during the two solar terms of Qingming and Grain Rain, there was insufficient rain, while during the period of Grain Rain, people in Hainan Island, western Sichuan, western Guangxi, northwest China and North China were more eager for rain. Generally, there are many sunny days, strong sunshine, heavy evaporation, windy sand and dry air. At this time, the rain is more expensive like oil.

Strong convective weather

April-August is the peak of strong convective weather in a year. Generally speaking, after entering May, there will be some disastrous weather such as hail, strong wind and tornado in many areas in the south, and the frequency will increase obviously.

rains cats and dogs

In the middle and lower reaches of the Yangtze River and the south of the Yangtze River in China, it often begins to be obviously rainy, especially in South China. Once cold air meets warm and humid air, it often forms a long rainy day and enters the first flood season of the year. There will be heavy rain or rainstorm in some areas. With the obvious increase of rainfall, long-term rainy weather may also cause mudslides, landslides and other disasters.