Folklore experts said, "Autumn" is an important festival in our country, as early as 3,000 years ago, the ancients on the day of the fall to meet the autumn in the western suburbs of the ceremony, and many customs. To this day, China's folk still have in the autumn this day "stick autumn fat" "bite autumn" and other customs. According to folklore experts, the ancients took the "Autumn" as an important moment of the summer and fall, has been attached great importance. In ancient China, there are many rituals to welcome the fall on this day.

This old agricultural proverb says that the relationship between the morning and evening of the first day of autumn and the weather is hot and cold. It is based on the morning and evening of the first day of autumn to predict whether the weather will be cool or hot after the first day of autumn. The definition of "early fall" and late fall"" is based on the point in time when the fall begins. The saying that has been passed down from my hometown is that the period from 0:00 to 12:00 noon is called "early autumn", while the period from 12:00 noon to 24:00 p.m. is called "late autumn".

Whether it's cooler or hotter after the start of fall depends on the exact time of the start of fall, whether it's before or after 12:00 noon. If the year belongs to the "early fall", then the weather after the fall is cooler faster, there is a pleasant cool wind blowing; and if the year belongs to the "late fall", then the weather after the fall is still hotter, the autumn tiger will be The year is also a good time for the government to take the lead in the development of the country's economy.

"Early fall is cool, late fall is hot dead cow." Folk believe that if the time in the morning, the weather is cool; the time in the afternoon after the fall, the weather will also be hot for a while. The meteorological department said that the factors affecting the weather is very complex, the current meteorological monitoring is not yet certain. But if the subtropical high pressure in the process of the south fall for a long time to control the southern region, there will be a "fall tiger".