Characteristics of autumnal equinox weather

Characteristics of the autumnal equinox weather: the temperature gradually drops during the day and begins to drop at night.

According to the lunar calendar, "beginning of autumn" is the beginning of autumn and ends with "the first frost", and the "autumnal equinox" is exactly half of the 90 days from beginning of autumn to the first frost. Since the autumnal equinox, the climate has three main characteristics: the position of direct sunlight continues to move from the equator to the southern hemisphere, and the phenomenon of shorter days and longer nights in the northern hemisphere will become more and more obvious until the winter solstice reaches the longest night and the shortest day; The temperature difference between day and night is gradually increasing, but the situation in the southern hemisphere is just the opposite.

During the autumnal equinox, China's Yangtze River basin and its vast areas to the north successively entered the autumn divided by "weather average temperature", and the daily average temperature dropped below 22℃. The cold air mass in the north began to have some influence. The rainy season has just ended in most areas, with blue sky, sunny weather and crisp autumn in Wan Li. After the autumnal equinox, the direct sunlight moved to the southern hemisphere, while the northern hemisphere got less and less solar radiation.

The meaning and symbol of autumnal equinox

Harvest: The autumnal equinox is an important harvest season in the lunar calendar. It represents the maturity and harvest of crops, and it symbolizes the return of hard work and the richness of material life.

Gratitude: The autumnal equinox is a time for people to be grateful. At harvest time, people express their gratitude for food and daily needs to their ancestors and nature.

Balance: The word autumnal equinox means equal division of day and night, representing the balance of yin and yang, symbolizing the harmony and stability of nature and reminding people to pursue a balanced lifestyle.

Change: The autumnal equinox marks the change of seasons. From midsummer to early autumn, the weather is getting colder, which symbolizes the change of nature and the cycle of all things' life, and also causes people to think about the passage of time and the change of life.