Is there a difference between the autumnal equinox and beginning of autumn? Which comes first, the autumnal equinox or beginning of autumn?
1, time difference:
Beginning of autumn: Every year from August 7th to 9th in Gregorian calendar, China officially enters autumn, starting from the solar terms in beginning of autumn.
Autumnal Equinox: It starts from September 22-24 of the Gregorian calendar every year and enters the late autumn.
2. Direct sunlight is different:
Beginning of autumn: The bucket handle of the Big Dipper points southwest, and the longitude of the sun reaches 135? .
Autumnal equinox: On the day of the autumnal equinox, the sun reaches longitude 180? (autumnal equinox), almost straight to the equator of the earth, and the length of day and night is equal all over the world.
3. Different meanings:
Beginning of autumn: beginning of autumn is the first solar term in autumn, which marks the official start of beginning of autumn. In early autumn, the temperature is similar to that in summer, and then it will gradually drop, from hot to cold, from cold to cold. Therefore, beginning of autumn belongs to a transitional season.
Autumnal Equinox: It's already late autumn, and it's a good time for autumn to be crisp. There is a saying that autumn rain plus a cold is the solar term of the autumn equinox. At the autumnal equinox, the temperature is moderate. As long as it rains, it will lower the body surface and body temperature.
4. Different temperatures:
Beginning of autumn: The dog days in beginning of autumn. At this time, the temperature is high and unbearable, and the temperature is similar to that in summer. After beginning of autumn, there was an autumn tiger. When it meets an autumn tiger, the temperature in some cities can reach 40? Up there, it's very hot
Autumnal equinox: It was not until the solar term of autumnal equinox that the southern part of China officially entered autumn, and the temperature became colder every night. In early autumn, most parts of the country are still in hot summer, especially in the south, where there is no smell of autumn at all.
Which comes first, the autumnal equinox or beginning of autumn?
Beginning of autumn was the first to arrive.
Beginning of autumn is the 13 solar term among the 24 solar terms, and it is celebrated from August 7th to 9th in the Gregorian calendar every year.
The autumnal equinox belongs to 16 of the 24 solar terms. So, beginning of autumn arrived first.
During the beginning of autumn solar term, the bucket handle of the Big Dipper points southwest, and the sun reaches longitude 135? . Beginning of autumn is the first solar term and the starting point of autumn. Autumn begins in the beginning of autumn and ends in beginning of winter, which is the result of celestial movement. Beginning of autumn is the node where yang gradually closes, yin gradually grows, and yang gradually turns into yin. Autumn means precipitation, humidity, etc. At the turning point of the year, there is a downward or decreasing trend; In nature, everything begins to grow from lush to mature.
Is it cold after the autumn equinox?
On the day of the autumnal equinox, day and night are twelve hours long. From this day on, the days are getting shorter and shorter, the sunshine time is getting less and less, and the weather is getting colder and colder. Since the vernal equinox, the weather has turned cold.
As a transitional season from hot to cool, in the autumn equinox, most parts of our country have entered a cool autumn. The cold air from the south meets the gradually decaying warm and humid air, which causes repeated precipitation and the temperature drops again and again.
The so-called autumn rain is a cold, ten autumn rains need to wear cotton, and the rain in the autumn equinox also makes people get rid of the warm weather of the autumn tiger. However, although the precipitation in the autumn equinox season is frequent, the daily precipitation is not very large.