What stages can autumn be divided into?

Autumn can be divided into three stages: early autumn, mid-autumn and late autumn.

There are six solar terms in autumn, namely beginning of autumn, Chushu, Bailu, Autumnal Equinox, Cold Dew and First Frost.

Autumn alias:

High autumn (meaning crisp autumn)

Su Qiu? Bai Qiu (Mid-Autumn Festival in Five Elements Thought = Gold = White)

Bai Di (the god in charge of autumn)

Autumn (autumn = gold; Harvest? Color of plants)

Sanqiu (early autumn, mid-autumn and late autumn)

Nine autumns (autumn 90 days = three months)

In autumn, the most obvious change of natural landscape is in trees. The city will begin to clean up a lot of fallen leaves, and many tourists will flock to the mountains to watch the red leaves. Autumn, the third season of the year, is a transitional season from summer to winter. The lunar calendar is from beginning of autumn in July to beginning of winter in September, the solar calendar is from 9: 00 to 1 1, and the astronomical vernal equinox starts from the winter solstice.

The standard for meteorologists to study phenology is: after the intense summer heat, the average temperature for five days is stable below 22 degrees, which means that it is autumn, and it is over when it is below 10 degrees.