What is the solar term behind the great summer heat? Is it the solar term in beginning of autumn after the summer heat?

Introduction: The summer heat is 12 of the 24 solar terms, and it is also the last solar term in summer, and then it belongs to the autumn solar term. So what is the solar term behind the great summer heat? Is beginning of autumn a solar term after long summer? If you want to know what the next solar term is, don't miss my introduction.

After the heat, beginning of autumn solar terms.

Beginning of autumn is 13 of the 24 solar terms, which is the end of the last month of the calendar and the beginning of applying for the moon. The time is around the first day of July in the lunar calendar (between August 7 and 9 in the Gregorian calendar). "Autumn" means that summer is cool, which means the beginning of autumn. When we arrived in beginning of autumn, the phoenix tree began to shed its leaves, so there is an idiom "Autumn is known by falling leaves". Literally, the word "autumn" consists of two words: grain and fire, which means that the five grains are ripe. Autumn is the transitional season when the weather turns from hot to cold, and then from cold to cold. Beginning of autumn is the first solar term in autumn.

Beginning of autumn is the solar term that begins in autumn. On August 7th or 8th every year, when the sun reaches 135 degrees, it is beginning of autumn. Twenty-four solar terms: "July Festival, set up a word to solve spring (beginning of spring). Autumn is also awkward, and this is the thing. " Beginning of autumn generally indicates that hot summer is coming and autumn is coming. After beginning of autumn (solar term), the next rain will cool down after autumn, so there is a saying that "an autumn rain will bring a cold". Cui's Four-person Monthly Order in the Eastern Han Dynasty: "It is chilly to welcome beginning of autumn; In the autumn night, it is hot to the end. " As early as the Zhou Dynasty, on the day of beginning of autumn, Emperor Tiandi personally led the princes and doctors of the Three Kingdoms and Nine Counties to the western suburbs to welcome autumn and hold a sacrificial ceremony. According to records, the plane tree planted in the basin was moved into the temple in the early autumn of Song Dynasty. When it arrived at beginning of autumn, the historian announced it loudly. After the play, the phoenix tree dropped one or two leaves to express autumn.

What are the characteristics of the weather in early autumn?

In ancient times, beginning of autumn was divided into three periods: "the cool breeze first arrived". After beginning of autumn, the north wind began to blow in many areas of China, and the south wind gradually weakened. The small north wind brings coolness to people. "The white dew falls at the second hour", because the sun is still strong during the day, and the cool breeze blows at night to form a certain temperature difference between day and night. In the morning, the water vapor in the air condenses into crystal dew and falls on outdoor plants. "Three-time chilling cicada", the cicada at this time, with plenty of food and suitable temperature, sings proudly on the branches blown by the breeze, as if to tell people that the hot summer has passed. After waiting for 5 days, beginning of autumn 15 days, it gradually got cold. Cooling is a climate trend. According to the description of beginning of autumn Sanhou, it may be in a cold climate cycle.

"beginning of autumn" is in the first half of August in the Gregorian calendar, which is used to mean beginning of autumn, but the temperature has not dropped to the standard of crisp autumn, so there is a saying that "the dog days are endless". The temperature began to drop, with an average temperature of 26-27℃ and the highest temperature still above 35℃. It's usually a little cold in the morning and evening, and it's still hot around noon. Precipitation began to decrease, generally 70-80 mm, accompanied by strong winds and heavy rains, but there were also droughts in early autumn in some years. Generally speaking, sufficient light is beneficial to the growth and development of early autumn crops.

What does the solar term in summer mean?

The hot summer is the period with the most sunshine and the highest temperature in a year.

The summer heat is the twelfth of the twenty-four solar terms. Every year from July 22nd to 24th in the Gregorian calendar, the sun reaches the yellow meridian120th, indicating that the weather is extremely hot and the hottest period is coming. At this time, the temperature is the highest and there are many thunderstorms. In many areas of China, high temperature of 40 degrees Celsius often occurs. There are folk customs such as drinking tea, drying ginger and burning incense.

"Twenty-four solar terms" said: "Summer is in the middle of June. Summer, summer, size, small at the beginning of the month, big in the month, and still hot today. " Its climatic characteristics are: "Dou refers to C as a great summer heat, and the weather in Sri Lanka is much fiercer than a small summer heat, so it is called a great summer heat." The summer solar term is just around the Mid-Autumn Festival in the dog days, which is the hottest period of the year, with the highest temperature and the fastest growth of crops. At the same time, various meteorological disasters such as drought, waterlogging and wind disasters are also the most frequent in many areas.

The ancients divided the summer heat into three periods: "The rotten grass in the first period was firefly; Second, wait for the soil to moisten and cool off the heat; It will be fine when it rains. "

1. When rotten grass turns into fireflies, fireflies ovulate at high temperature. The ancients thought that fireflies were made of rotten grass. Fireflies, also known as "candlelight night" and "bright night", are poetic insects that welcome autumn in summer. When fireflies shuttle in the quiet night, the cool autumn is not far away.

2. The second moist soil: the weather began to be sultry and the land was very humid. The weather is humid, and in the heat, the humidity is heavy and the heat is unbearable. Liu Xi of the Eastern Han Dynasty said, "Summer boils, internal heat descends, and the sun fumigates with damp heat. If people are in a steamer, their qi is extremely dirty, also known as' dirty heat'. " .

3. When it rains three times: In summer, due to the accumulation of moisture, it often rains heavily and there are often thunderstorms.