Who is colder, slight cold or severe cold?

"Great Cold" is the last of the 24 solar terms. This year's Great Cold Festival is1October 20th at 65438+5: 23. "Give time to pass the exam? Shi Tian quoted Li San Zong Yi as saying: "Great cold is the middle, and the upper form is slight cold, so it is called Great Cold ... The extreme of cold is called Great Cold. "Looking at Wen Siyi, the great cold should be colder than the slight cold. But there is also a saying that "slight cold is better than severe cold", which means slight cold is colder than severe cold. Is the severe cold colder or the slight cold colder?

According to the average temperature in China during the 195 1-20 16 solar term, the average temperature in the mild cold solar term in China is -5.6℃, and the average temperature in the severe cold solar term is -4.9℃.

From the time distribution, from 195 1 to 20 16, the mild cold year is 27 years, and the severe cold year is 19 years, which is equal to 20 years. It can be seen that it is really uncertain whether a certain year is a bad cold or a slight cold, but on the whole, it is impossible to say whether it is a bad cold or a slight cold.

In terms of spatial distribution, the average minimum temperature during the "great cold" solar term in most areas north of the Yellow River is lower than that during the "slight cold" solar term. In the area between the Yangtze River and the Yellow River, "Great Cold" and "Slight Cold" are equally cold; In Jiangnan, the "slight cold" solar terms are colder than the "great cold" solar terms.