Why is Tomb-Sweeping Day both a festival and a solar term? Why is Tomb-Sweeping Day both a festival and a solar term?

1. Among the 24 solar terms, Qingming is the only solar term that is both a solar term and a festival (the winter solstice is also a festival in history, but it is no longer celebrated in most places now).

2. The name of Tomb-Sweeping Day is related to the weather and climate characteristics at this time. The Western Han Dynasty's "Huainanzi Astronomical Training" said: "On the fifteenth day after the vernal equinox, the bucket refers to B, and the Qingming wind is coming." "Qingming Wind" is a refreshing and clear wind.

3, "Hundred Questions at the Age" said that "everything is long at this time, and it is clean and clear. So it is called Qingming. " Although Qingming, as a festival, was only formed in the Tang Dynasty, Tomb-Sweeping Day Qi, as a symbol of time sequence, has long been known by the ancients and clearly recorded in the Han Dynasty.