Twenty-four solar terms in the song dynasty, that kind of short drop, soon.

Spring rain surprises spring, sunny and empty valley, and summer is full of mountains and summer heat.

There are dewdrops in autumn, first frost in cold, light snow in winter and cold in winter.

Two festivals in a month remain the same, with a difference of one or two days at most.

The first half of the year is 62 1, and the second half is 823.

The dates of the two festivals are fixed every month, with a maximum difference of one or two days.

The above is the complete 24 solar terms. The so-called six twentyones in the first half and eight twentythree in the second half means: 65438+10-June is the first half; July-65438+February is the second half year. Every 6th and 2 1 day in the first half of the year must be a solar term, and the 8th and 23rd of each month in the second half of the year are a solar term. There is usually a difference of one or two days. (all are Gregorian calendars)