How do the four seasons divide the months?

1, according to the solar calendar. The four seasons are divided into four parts, namely spring (March-May), summer (June-August), autumn (9-165438+1October) and winter (65438+2-February). Its division is based on our solar calendar algorithm.

2. According to the lunar calendar. The four seasons are divided into four parts, namely spring (65438+1October-March), summer (April-June), autumn (July-September) and winter (65438+1October-65438+February).

3. 24 solar terms. The beginning of spring, summer, autumn and winter is: the sun in beginning of spring reaches 3 15, the sun in long summer reaches 45, the sun in beginning of autumn reaches 135, and the sun in beginning of winter reaches 225.

4. Astronomical geographical division. The four seasons of spring, summer, autumn and winter are divided into vernal equinox, summer solstice, autumnal equinox and winter solstice, and the specific time is March 2 1, June 2 1, September 2 1 and February 2 1 respectively.