When is the winter solstice of 202 1? When is the winter solstice of 202 1?

The winter solstice of 1 and 202 1 is Gregorian calendar 202 1 65438+February 21,which is the first18th day of the lunar calendar. Tuesday.

2. The winter solstice is the 22nd solar term among the 24 solar terms in China, when the sun reaches 270 degrees of the yellow meridian. "Zunxian Manuscript" records: "When the cathode arrives, the sun begins to grow, the sun goes south, the day is short, and the shadow is long, so it is called the winter solstice." On the solstice of winter, the sun shines directly on the tropic of Capricorn, with the shortest day and the longest night in the northern hemisphere. As early as 2500 years ago in the Spring and Autumn Period, China observed the sun with Tugui, and determined the earliest winter solstice among the 24 solar terms, which was from 0: 00 to 23: 00 on the Gregorian calendar 65438+February 265438.