Five famous sayings about the Beginning of Autumn are as follows:

1. After the new rain in the empty mountains, autumn comes late.

2. The rain is dark and the dusk is beginning to fade, but the clouds are opening and it has become autumn.

3. There is wind on the pillow, but no sweat stains on the clothes.

4. It was autumn at noon yesterday, and the west wind turned its head at night.

Related expansion

The beginning of autumn is the thirteenth solar term of the "Twenty-Four Solar Terms" and also the beginning of autumn. The bucket points to the southwest, the sun reaches 135° of the yellow longitude, and the festival is held on August 7 or 8 of the Gregorian calendar every year. "Li" means beginning; "Autumn" means the maturity of grain. Changes in the entire natural world are a gradual process. The Beginning of Autumn is the transition from Yang Qi to Yin Qi gradually shrinking and Yin Qi gradually growing. In nature, all things begin to grow from luxuriance to maturity.

The Beginning of Autumn is the third hottest solar term among the twenty-four solar terms, after the Great Heat and the Little Heat. In terms of the order of solar terms, the end of heat comes after the beginning of autumn, and the summer heat comes only in the second solar term of autumn, "end of heat" (late summer). The twenty-four solar terms include "three heats" (minor heat, major heat, and end of summer). There is also a "beginning of autumn" solar term between the three heats. After the beginning of autumn, there is the end of summer (late summer).

Sanshu and Sanfu both represent high-temperature and scorching weather. "Sanfu" involves the four solar terms of minor heat, major heat, beginning of autumn, and end of heat. Among the twenty-four solar terms, summer days are relatively long.

The beginning of autumn means that precipitation, humidity, etc. are at a turning point in the year and tend to decrease or decline. Starting from the beginning of autumn, the Yang Qi gradually shrinks and everything becomes introverted. The Beginning of Autumn, the Beginning of Spring, the Beginning of Summer, and the Beginning of Winter are collectively known as the "Four Lis" and are also one of the "Four Seasons and Eight Festivals" in ancient times. Autumn is the season when crops mature and are harvested. At the beginning of autumn, people in ancient times had the custom of offering sacrifices to the land god to celebrate the harvest. There are also customs such as sticking autumn fat and biting autumn.

Seasonal division

Solar terms method

The traditional method of dividing four seasons takes the "Four Lis" among the twenty-four solar terms as the starting point of the four seasons, so autumn begins with The beginning of autumn is the starting point. The Beginning of Autumn is when the bucket points to the southwest and the sun reaches 135° of ecliptic longitude. Autumn starts from the Beginning of Autumn and ends before the Beginning of Winter. The beginning of autumn means that the yang energy is gradually closing and the yin energy is getting longer. All things begin to grow from luxuriant to mature, and the harvest season has arrived.

Temperature method

Nowadays, the four seasons are often divided according to temperature changes. The modern scholar Zhang Baokun’s "climate average temperature" division is used. According to the climatology average temperature method, the daily average temperature for five consecutive years When the weather is between 10°C and 22°C, it is considered autumn. Autumn is classified according to the temperature method, which means the weather is cooler.