202 1 what's the weather like during the spring festival?
By analogy, the coldest period of the year is "three or nine days". Count to "999" 81 days, "nine peach blossoms bloom". At this time, the cold has passed and the weather is warm.
Extended data
The date of winter solstice every year is Gregorian calendar 65438+February 2 1-23. Starting from the date of winter solstice, "99" is pushed by 8 1 day, that is, the end of March (around the vernal equinox) of the Gregorian calendar, "peach blossoms are in full bloom" and "spring is deep and the day is warm".
There is a folk saying, "The solstice in summer is three years old, and the solstice in winter is nine years old." Law No.9 has been passed down from mouth to mouth in China since ancient times, with a history and a lack of records. As for when it originated, there is no exact information.
The number of "Nine" and the rise and fall of Yin and Yang In China's traditional philosophy, the length of Yang and the disappearance of Yin symbolize that warmth comes and cold goes. Nine is the number of "Zhiyang", also called Lao Yang, and nine is the largest number. The accumulation of "Zhiyang" means that Yin Qi is decreasing day by day, and it is tired to the end for nine times, which means that the cold is getting warmer and "the spring is deep".