What do summer solstice and long summer mean respectively? Understanding of long summer and summer solstice.

In China, there are only two solar terms with the word "summer", namely, summer solstice and long summer. When we meet these two solar terms, everyone thinks they mean the same thing. In fact, summer solstice and long summer are two different solar terms, so what do summer solstice and long summer mean respectively? If you want to know about the long summer and the summer solstice, let's take a look at my introduction.

What do summer solstice and long summer mean respectively?

Long summer represents the arrival of summer and begins to enter summer; The summer solstice represents the longest day and the shortest night in midsummer.

Astronomically, Chang Xia said that bidding farewell to spring is the beginning of summer. When the temperature rises obviously, the summer heat comes, thunderstorms increase and crops enter the peak season, people are used to taking long summer as an important solar term.

In astronomy, the summer solstice is the turning point of the sun. After this day, it went back, the point of direct sunlight began to move south, and the day in the northern hemisphere became shorter day by day. At the same time, after the arrival of the summer solstice, the stars in the night sky gradually became summer stars.

Long summer is the seventh solar term in the twenty-four solar terms of the lunar calendar and the first solar term in summer, which marks the official start of the season in Xia Meng.

Understanding of Long Summer and Summer Solstice

Early summer

On May 5-6 of the Gregorian calendar every year, when the sun reaches 45 degrees of the Yellow Meridian, it is the long summer solar term of the lunar calendar. "Sinus refers to the southeast and Wei refers to the long summer. Everything grows here, hence the name Long Summer. " At this time, the longitude of the sun is 45 degrees. Astronomically, Chang Xia said that bidding farewell to spring is the beginning of summer days.

Summer solstice

Summer solstice is one of the 24 solar terms, which occurs on June 2 1 or 22 of the Gregorian calendar every year. On the solstice in summer, the direct sunlight on the ground reaches the northernmost point of the year and almost directly reaches the Tropic of Cancer. At this time, the day in the northern hemisphere is the longest, and the farther north it is, the longer it is.

But it's not the hottest time of the year. Because, close to the surface of the heat, at this time still continue to save, did not reach the maximum time. As the saying goes, "Hot days are in dog days", and the real hot weather is calculated by summer solstice and beginning of autumn. From mid-July to mid-August, the temperature is the highest in all parts of the country, and the highest temperature in some areas can reach about 40℃.

Is summer solstice and long summer the same day? number

The long summer and the solstice summer are not on the same day. Generally, in the long summer, the annual new calendar is from May 5 to 7, while the solar term from summer to Sunday is from June 2 1 day to 22.

Long summer represents the beginning of summer, so the temperature will rise before and after long summer, but it will not be too hot. Compared with the solstice in summer, the temperature in long summer will be more comfortable.

The difference between summer solstice and long summer.

1, the long summer represents the beginning of summer, and the solstice of midsummer represents the official arrival of the hot summer;

2. Long summer is a day from May 5th to 7th every year, and summer solstice is a day from June 2nd to 22nd every year;

3. The temperature is not high in long summer, about 20℃, and the highest temperature in summer solstice is above 35℃;

In the long summer, there is the custom of eating boiled duck eggs and seven-leaf tea, and during the summer solstice, there is the custom of eating summer solstice cakes and summer solstice noodles.