Which solar term is the summer solstice? The summer solstice is the longest day in a year.

Summer solstice is the tenth solar term. The first solar term before the summer solstice is mango, and the last solar term is Xiaoshu.

Summer solstice is one of the 24 solar terms, which occurs on June 20th, or 2 1, or 22nd of the Gregorian calendar every year. The summer solstice of 20 18 is June 2 1. On the day of summer solstice, the sun moves to 90 degrees of the yellow meridian, and the position of the sun directly on the ground reaches the northernmost point of the year, almost directly on the Tropic of Cancer. At this time, the daylight hours in all parts of the northern hemisphere reach the longest in the whole year. Summer solstice means the official start of hot weather.

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