Do you know what the summer solstice solar term means?

1, meaning of summer solstice solar term: the longest day in a year.

2. The summer solstice is one of the earliest solar terms among the 24 solar terms. Every year on June 2 1 or 22 of Gregorian calendar, when the sun reaches 90 degrees of the yellow meridian, it is the summer solstice. "Solstice" means "extreme", and the summer solstice is also called "long days". After the summer solstice, the direct point of the sun gradually moves southward, and the days in the northern hemisphere will be shorter and the nights will be longer.

3. Zhao Zhi Heng, an expert in astronomy education in China and director of Tianjin Astronomical Society, said that on the day of summer solstice, the whole northern hemisphere ushered in the longest day. The longest day in China is Mohe, which is nearly 17 hours. The shortest is Zengmu shoal, with the daily length exceeding 12 hour. There is a gap of nearly five hours between the north and the south of China.