What is the coldest day after winter solstice?

It is coldest from winter to the following day 19 to the 27th day.

There is a folk saying that "it's cold in nine days, and it's cold in dog days", and "dog days" refers to the third "nine days" after the winter solstice, that is, the 19th to 27th days after the winter solstice.

"Yanjing Age" said: "The winter solstice on March 9 is difficult." It means that it has entered the coldest stage in cold weather since March 9. So in winter, 3949 is the coldest stage, just close to the great cold in the twenty-four solar terms. Every year around 65438+1October 20th, there is a severe cold, which means the weather is extremely cold.

Extended data:

99 solar terms song:

1929 did not shoot; Walking on the ice in 3949; May 9, June 9, see the willows by the river; On July 9, the frozen river opened; On August 9, Yan returned; On September 9th, I added19; I plow cattle everywhere.

1, 1929 Don't make a move: 1929 After the solstice in winter, the weather is cold, and putting your hands outside will be unbearable and even cause frostbite, so you can't help but put them in your pocket, which means "Don't make a move".

2.3949: 3949 Walking on the ice is the coldest season of the year. There is thick solid ice in the river, so pedestrians can walk safely on the river.

3. Looking at willows along the river in May, 1969: At the coldest time, the weather began to get hotter in May, 1969, and rivers planted with willow branches began to sprout. Everything gradually recovered to eliminate the winter depression, and people could not help but see willows.

4. When the ice and snow begin to melt, the frozen river will slowly thaw and the sound of water will be heard. In the warm weather in August and September, swallows will fly back from the south to nest and start a new round of busy and endless cycle.

5.99 plus 19, plowing cattle everywhere: 99 is the alarm in the 24 solar terms. The weather is getting warmer, and there is spring water gradually. The weather has been warmer. Most parts of China have entered the spring ploughing season, and cattle work is everywhere, which indicates new hope and a new beginning.