What is the first solar term in summer?

Long summer is the seventh of the 24 solar terms and the first in summer.

The festival of long summer falls on May 5-7 of the Gregorian calendar every year. At this time, the bucket handle of the Big Dipper points to the southeast, and the Yellow Meridian of Dayang reaches 45.

"The bucket refers to the southeast, and the dimension is long in summer. Everything grows here, hence the name Long Summer. " "Long summer" refers to the plants sown in spring, which have grown upright at this time. Spring, long summer, autumn harvest and winter storage, summer is the best season for many crops to grow vigorously. In the long summer, everything is thriving.

Long summer is a solar term established at the end of the Warring States Period (239 BC), which indicates the change of seasons. In daily life, people are accustomed to regard "long summer" as an important solar term when the temperature rises obviously, the summer heat approaches, thunderstorms increase and crops enter the peak season.

China is used to long summer as long summer, and meteorological summer will be postponed to long Xia Hou for about 25 days. The ancients counted April, May and June of the lunar calendar as "summer"; Today, people regard June, July and August of the solar calendar as "summer". Westerners generally say that the summer of solstice is divided into summer. The scientific division method is that the average temperature above 22℃ is "summer". Accordingly, when the average temperature keeps below 22℃, summer is over.