When does the vernal equinox begin in 2022? When is the spring equinox in 2022?

1.The solar terms of the spring equinox in 2022 are 23: 29 on March 20th, 2022 in Gregorian calendar and February18th in lunar calendar.

The vernal equinox is one of the 24 solar terms and the midpoint of 90 days in spring. The Gregorian calendar date is around March 21(20th to 22nd) every year. In ancient times, the day when the sun reached the 0 (vernal equinox) longitude of the Yellow River was also called "Japan-China", "Day and Night" and "Midspring Moon". Twenty-four solar terms: "in mid-February, half a minute, that is, half of 90 days, so it is called minutes." Autumn is synonymous. " "Spring and Autumn Stories Yin and Yang in and out" said: "The vernal equinox, Yin and Yang are also half-phase, so it is cold and summer day and night."