1999 Is it still cold?

1999 The weather was not cold. It is already very warm in September. From the day of winter solstice, you will enter the number nine, commonly known as crossing nine, and then every nine days will be a unit, which will be called nine. After nine nines, it is eighty-one days, that is, nine, and then spring blossoms.

The number nine method is passed down from mouth to mouth among the people in our country, which has a history and lacks records. As for when it originated, there is no exact information. In traditional culture, nine is the extreme number, the most positive number and the largest number. The accumulation of the most positive number means that it decreases day by day until the end of nine o'clock, which means that the cold has gone and the spring is deep.

Count nine weather changes.

The coldest period in winter usually occurs after the winter solstice. After beginning of winter, it means that it has entered winter, but it doesn't mean that it has started to be cold. So the heat stored on the surface in the second half of the year still has some energy, so it is not very cold.

Among the people, there is a saying that October is sunny, warm and comfortable. So in fact, early winter and winter are generally not very cold, but with the passage of time, cold air frequently goes south and the temperature gradually drops.