What are the characteristics of the autumnal equinox solar terms?

The autumnal equinox solar terms are characterized by equal division of day and night, cool climate and gradually narrowing temperature difference between north and south. The relevant contents are as follows:

1, the surface temperature began to drop: at the autumn equinox, the summer heat gradually disappeared. The temperature gets cooler during the day and the angle of sunshine becomes lower in the afternoon, which makes the temperature not as hot as in summer. It's cold at night, so people may need to put on more clothes to keep warm. The increase of this temperature difference is a remarkable feature of the autumnal equinox season, and it is also an obvious embodiment of the temperature transition.

2. Humidity is more moderate: The humidity in autumn equinox is usually higher than that in summer, but more moderate than that in wet summer. This moderate humidity makes the air relatively fresh, and people can breathe more easily and feel more comfortable in this weather. However, due to the humidity, there may be showers or cloudy weather in the autumn equinox, which will have some influence on people's outdoor activities.

3. The turning point of plant growth: In nature, so is the autumnal equinox. The leaves of the tree gradually turn yellow, red and brown, and then fall to the ground. This scene is called "fallen leaves" and is a unique scenery in autumn. As the growth of plants gradually slows down, animals also begin to prepare for the coming hibernation period. They may store more food and look for a safe habitat.

Information about the 24 solar terms

The solar terms of 1 and 24 are the crystallization of the wisdom of ancient people in China. They are part of the ancient agricultural culture system in China. According to the position of the sun on the ecliptic, there are beginning of spring, Rainy, Scared, Equinox, Qingming, Grain Rain, Changxia, Xiaoman, Miscanthus, Summer Solstice, Xiaoshu, Dashu, beginning of autumn, Chushu, Bailu, Equinox and Hanlu.

2. Each of the 24 solar terms has its own unique climate characteristics and cultural connotation. Beginning of spring, the beginning of spring, marks the gradual passing of the cold winter and the gradual warming of the weather. The solar term of rain means that the increase of rain provides water for the growth of crops.

3. Twenty-four solar terms are not only the time division of agricultural society, but also contain rich cultural connotations. It reflects the ancient people's observation and cognition of natural phenomena, and also reflects the traditional lifestyle and cultural tradition of China people. Until now, these solar terms still play an important role in traditional festivals and agricultural activities in China, and maintain a lasting impact.