Which solar term is the dog days?

1, the dog days appear in light summer and hot summer, and it is the hottest, humid and sultry day of the year. The so-called "dog days" refers to the "dog days" of the lunar calendar, which is the hottest period of the year. It can be understood as "squatting" means that the weather is too hot to move. But the dog days are called "dog days" because there are also many cold factors.

The dog days are the hottest thirty or forty days in the Central Plains. The dog days are calculated according to the lunar calendar, that is, from the middle and late July to the middle and late August in the solar calendar.