Being in the summer is the fourteenth of the twenty-four solar terms. Douzhiwu (southwest); The solar ecliptic is150; On August 22-24 of the Gregorian calendar every year. "Chu" means termination, and the summer heat means the end of the hot summer, when the dog days have passed or are coming to an end. Due to the influence of short-term reheat weather (commonly known as "autumn tiger"), there is still continuous high temperature after the summer heat, and it will feel stuffy. The weather will change from hot to sultry, and it will generally be cool before and after the Millennium.
The summer solar term is in the short-term hot weather (autumn tiger) period, and the "autumn tiger" generally occurs between August and September in the Gregorian calendar. The duration of autumn tiger varies from half a month to two months in general. The significance of summer heat in daily life is to remind people that autumn is coming quietly, and we should pay attention to preventing "autumn dryness". The solar term of summer also means entering the autumn of meteorological significance. There are many folk activities in the summer, such as eating ducks, setting off river lanterns, opening fishing festivals, decocting medicinal tea, and worshiping the land.