Why is March 3rd called Jiujiu?

It refers to the last nine days of this year's "Winter Nine Nine", which is called "Jiujiu" or "Cross Nine" and is a more suitable solar term in northern China, especially in the middle and lower reaches of the Yellow River. The date from March 3rd to March 1 1 is actually within the date range of the ninth "ninth", that is, the 3rd is the start date. In addition, the starting time of the whole Ninth Five-Year Plan is based on the winter solstice. The Ninth Five-Year Plan on March 3rd means the end of winter, and spring has really come.

Climatic characteristics in March

The temperature in March is generally 3℃~ 18℃, which is also the spring in the four seasons. The temperature varies from place to place. The weather in the south and the north will be very different. In the south, after the shock around March 5, the weather has warmed up and spring thunder began to ring. It is normal that the temperature is very cold in March in the north. March is the third month of the solar year, and it is a big month with * * * 3 1 day. In the northern hemisphere, March is the first month of spring, and the solar terms of this month are: fright and vernal equinox.