What are the climatic characteristics of beginning of autumn?

The weather season should be divided according to the "average temperature", that is, the local average temperature is lower than 22℃ for five consecutive days, which is the real autumn. China is a vast country. Although the climate varies from place to place, most areas have not yet entered the autumn climate at this time. In addition, the end time of Hot Dog Day is still the third day after beginning of autumn. Especially in the south of China, this solar term is still hot. At the same time, as the typhoon season goes away and the temperature gets hotter, TCM calls the period from beginning of autumn to the autumnal equinox "long summer".

Qiu Lai's earliest Heilongjiang and northern Xinjiang regions will fall in mid-August. Generally speaking, the autumn wind in the capital Beijing begins in early September, and the autumn around Qinhuai begins in mid-September. 10 year 10 in early October, the autumn wind blew to Lishui, Zhejiang, Nanchang, Jiangxi and Hengyang, Hunan, and the information of1/0 Mid-Autumn Festival reached Leizhou Peninsula. It was nearly New Year's Day when the footsteps of autumn reached the ends of the earth in Ya 'an County, Hainan Province.

Beginning of autumn is one of the "Four Stands" and the first solar term in autumn. The almanac says, "Sinus refers to southwest beginning of autumn, which kills when hiding. According to the words of autumn, the valley is ripe. " Shuo Wen Jie Zi: "Autumn is ripe." The change of the whole nature is a step-by-step process, and beginning of autumn is the turning point when the yang gradually closes, the yin gradually grows, and the yang gradually turns into the yin. As Guanzi said, "Yin Qi begins autumn in autumn, so everything is harvested." In the 24 solar terms, beginning of autumn doesn't mean that the hot weather is over. According to the 24 solar terms, there is a summer solar term after beginning of autumn. In hot summer, the weather in early autumn is still very hot. After the hot summer solar term, the hot summer comes out, and after the hot summer solar term, the hot summer gradually recedes. After beginning of autumn, the yin and yang of nature began to change, and everything sank with the sun, and began to move from lush to mature. In ancient agricultural society, beginning of autumn was of great significance to agriculture.

Beginning of autumn is the 13th of the 24 solar terms, and beginning of autumn falls on the 7th, 8th or 9th of August every year. On this day, there is a folk saying that "it is important to adhere to autumn fertilizer". Popular in early autumn, people weigh themselves by hanging scales, and compare them with people who live in summer to measure their fatness. Losing weight is called "bitter summer". At that time, people's health was often judged only by their obesity. Of course, if you lose weight, you still have to "make up". The remedy is to "paste autumn fat" and eat delicious food. Of course, you should eat meat first, and stick the fat and meat together.

Beginning of autumn is the thirteenth of the twenty-four solar terms and the first solar term in autumn. It refers to the southwest of Li Dou, where the sun reaches longitude 135 degrees on August 7th or 8th every year, and crosses here. The change of the whole nature is a step-by-step process, and beginning of autumn is the turning point when the yang gradually closes, the yin gradually grows, and the yang gradually turns into the yin. In nature, everything begins to mature from lush to bleak. Beginning of autumn doesn't mean the hot weather is over. Beginning of autumn is still in the high temperature period, and it has not yet come out of the high temperature. The second solar term in autumn (summer) comes out in summer, and the weather is still very hot in early autumn. As the saying goes, "It's hot in dog days" and "It's hot after beginning of autumn", and there is at least one volt of hot weather after beginning of autumn. According to the calculation method of "three volts", "beginning of autumn" is often still in midsummer, that is to say, the heat is not over, and the real coolness usually comes after the Millennium solar terms. The cold-hot watershed in beginning of autumn is not a solar term. After autumn, it turns from rainy and hot summer to dry autumn. In nature, the qi of Yin and Yang began to change, and everything gradually declined with the sinking of Yang. The most obvious change in autumn is that the leaves of vegetation turn from green to yellow, the leaves begin to fall and the crops begin to mature. It is one of the "four seasons and eight festivals" in ancient beginning of autumn. People have the custom of offering sacrifices to the land gods and celebrating the harvest. There are also customs such as "pasting autumn fat" and "biting autumn".