When is the solstice this winter?

This year's winter solstice is 65438+February 2 1 Monday in 2020? (Year of the Rat) The seventh day of the winter month.

Winter solstice is a solar term divided by astronomy, which was called "short day" and "short day" in ancient times. From winter to the sun, the sun is located at 270 degrees of the Yellow Meridian, and the sun shines almost directly to the Tropic of Capricorn, which has the shortest day in the northern hemisphere. There is no 10 hour from sunrise to sunset in all parts of our province. From winter to the future, as the earth orbits the sun, the direct sunlight belt gradually moves northward, making the days in the northern hemisphere gradually longer and the nights gradually shorter.

The masses are used to counting nine from the solstice in winter, and every nine days is a "nine". Before and after "March 9th", the area was the least hot and the weather was the coldest, so it was said that "March 9th was cold". Astronomy regards the winter solstice as the beginning of winter, which is obviously late for most parts of China.

During the winter solstice, the average temperature in the western Sichuan Plateau is generally below 0℃, while the average temperature in the Sichuan Basin is only about 6℃ to 8℃. In the low-altitude valley area of southwest Sichuan, even in the coldest local165438+ in early October, the average temperature is still above 10℃, so it can be said that autumn comes and spring comes, and there is no winter all year round.

Extended data:

When the solstice of winter comes, three kinds of people especially need tonic.

1, a person with weak yang.

The main manifestations are chills, cold hands and feet, long urination, nocturia, loose stools, poor appetite, fat tongue and tooth marks on the edge of the tongue.

2. Old and infirm people

For people with chronic diseases, it is necessary to combine the elimination of pathogenic factors with the strengthening of the body, that is, pay attention to the treatment of chronic diseases while taking supplements, so that after a winter of supplements and treatment, not only can the illness be controlled, but also the physical fitness can be enhanced.

3. Patients are prone to get sick in winter or summer.

Such as chronic bronchitis, chilblain and arthritis. It is easy to get sick in winter, and it is easy to get sores and other diseases in summer. People with these seasonal diseases can adjust their bodies to the best condition in winter, and the diseases are not easy to break out when the seasons change.