What is the date of Han Xiao? 202 1 slight cold the coldest day has come.

65438+10.5 is a slight cold in the 24 solar terms, and the arrival of slight cold also makes the climate of the year enter the coldest moment. At present, the cold wave of 20021new year is still going on, and the climate in many urban areas will go down because of the slight cold. Let's look at the details.

Today's slight cold

654381October 5, the slight cold came. Slight cold is the 23rd solar term among the 24 solar terms and the fifth solar term in winter. The cold air has been cold for a long time, and the slight cold is that the weather is cold, but it has not reached the extreme. Like severe cold, intense heat, intense heat and intense heat, they are all solar terms indicating temperature changes. According to China's long-term meteorological records, the solar terms of slight cold are colder than the great cold in the north, and there is a saying in the north that "slight cold is better than great cold"; However, for most parts of the south, the lowest temperature in the whole year will still appear in the great cold solar terms.

Slight cold and severe cold are the coldest seasons of the year. "Slight cold and cold freeze into ice hockey." There is no doubt that they are the coldest. Which is colder, slight cold or severe cold?

According to the observation data of modern meteorology, it is better to be slightly cold in most parts of the country and most years, although it is called "slightly cold".

It is worth mentioning that the Central Meteorological Observatory also issued a cold wave blue warning. It is estimated that the temperature in the central and eastern regions of China will generally drop by 6~8 from 20: 00 today to 20: 00 on the 8 th, and the temperature drop in some areas can reach more than 10!

: defense guide

1. Personnel should pay attention to adding clothes to keep warm; Prepare for strong wind and cooling in production;

2. Fasten doors and windows, coamings, scaffolding, temporary structures and other structures that are easily blown by strong winds, and properly arrange outdoor items that are easily affected by strong winds;

3. Take shelter from the wind and notify outdoor workers to pay attention to safety;

4. Pay attention to the latest information about gale cooling reported by the media, so as to take further measures.

: hint

1. Be alert to respiratory diseases

The reason why it is cold before and after the slight cold is that the strong cold air and the cold front of the cold wave are active frequently, which is easy to cause drastic changes in meteorological factors such as air pressure, temperature and humidity, and people are often difficult to adapt to and are infected with various diseases, such as respiratory diseases.

In addition, be optimistic and peaceful mentally, pay attention to indoor ventilation, keep warm when going out, and prevent respiratory diseases.

2, cold and warm

In the cold season, keep warm, especially the head, abdomen and feet. Don't lean against the wall at night to prevent "cold radiation".

3. Exercise properly.

Cold weather, more exercise, promote blood flow, make the body warm.

4. Stay optimistic.

In terms of mental rehabilitation, try to keep the spirit open and optimistic, don't worry about trivial matters, don't force fame and fortune, and don't suffer from loss. Use your brain rationally, develop your mind consciously, cultivate a good character, keep happy at all times, be calm and refreshed, and have fun in daily life. Avoid overwork and overwork.