When are the vernal equinox, summer solstice and autumn solstice respectively?

Equinox time: March 19 or 20 or March 2 1 or 22 every year.

Summer solstice: June 20th or 2nd1or 22nd every year.

Autumnal equinox: September 22nd, 23rd or 24th every year.

Winter solstice time: Gregorian calendar12,21or 22 or 23 every year.

Extended data

Many places in southern China will celebrate the winter solstice. Many areas along the southern coast have the traditional custom of offering sacrifices to ancestors during the winter solstice. Every household is dedicated to ancestor statues, memorial tablets, etc. Go to the hall at home, place an altar, set up incense burners, offerings, etc. In some places, while offering sacrifices to ancestors, they also offer sacrifices to gods, land gods and deities, so as to make the next year's weather favorable and the family prosperous.

Cantonese people eat barbecue and ginger rice on the solstice in winter. On this day, most Cantonese people have the custom of "adding vegetables" to eat meat on the solstice in winter. In Chaoshan area, there is a folk saying that "Winter Festival Pills, once eaten, celebrate the New Year", commonly known as "Adding New Year". Hakkas believe that the taste of water is the most mellow in winter solstice, so it has become a custom for Hakkas to make wine in winter solstice.