Do you know when late autumn is?

Late autumn is usually in late October of Gregorian calendar. Every year, the 25th day of the ninth lunar month is considered as late autumn.

In late autumn, the temperature drops sharply, and it is not far from winter, which is the frequent season of influenza. Moreover, in late autumn, most crops have been harvested, and this is a truly desolate world.

There are several ways to divide the four seasons:

From the meteorological point of view, it depends on the average temperature for five consecutive days, and the seasons are divided by this average. For example, the division of summer is that the average temperature is not lower than 22 degrees Celsius for five consecutive days;

Astronomically, it depends on which point on the ecliptic the sun passes. There are 24 solar terms corresponding to the ecliptic. When the sun passes through beginning of spring, Changchun, beginning of autumn and beginning of winter, it corresponds to the arrival of the four seasons. Generally, the sun passes through beginning of spring in early February, long summer in early May, beginning of autumn in early August, and 1 1 begins to pass through beginning of winter.