Why do you say you look at willows along the river on May 9th and June 9th?

The Ninth Five-Year Plan is a solar term in the middle of China's Ninth Five-Year Plan.

Seeing willows along the river in May 1969, usually a few days between October and February, is also called Winter 99, which is a kind of folk solar terms of the Han nationality. Counting nine match days means counting nine every nine days from the winter solstice until the eighty-first day, when the weather will be warm.

In China, besides the lunar and solar calendars, there are also official calendars, also called lunar calendars. Every year, the winter solstice of the twenty-four solar terms begins to count nine, and it really enters the cold weather. The so-called nine is one of the nine days, and the nine nines are called: 19, 29, 39, and the fourth emperor Sun Beijiu, 59, 69, 79, 89, 99.

Weather characteristics on May 9:

It won't be so cold on May 9th, and the weather is getting warmer, but the town is in ruins, and the shadow of spring is gradually seen. Generally, before and after the Spring Festival, the temperature is above 0 degrees during the day and below 0 degrees at night. Usually, the temperature in May and September is lower than that in June and September. However, it depends on the specific situation. The temperature in the north is low and the temperature in the south is high in different regions. What clothes to wear in May and September depends on the specific situation.

Different areas choose different clothes. China has a vast territory, and different latitudes and longitudes have different climates. In the north of China, it is usually very cold during May 9th, so it is generally necessary to wear down jackets, one or two clothes in coastal areas and sweaters, autumn clothes and other clothes with excellent warm-keeping functions in the central region.