China News Service, Beijing, December 4 (Reporter Chen Su) The reporter learned from the China Meteorological Administration on the 4th that it is expected that there will be 5 cold air processes affecting China in December, and cold air activities are close to normal.

　　In November, there were 4 cold air processes affecting China. Among them, the cold air process affected the most from November 19 to November 21, most of Inner Mongolia, south and east of northeast, north of North China, east of Huanghuai, east of Jianghuai, and south of Jiangxi The maximum temperature drop in the west exceeded 10°C, and in some areas it dropped more than 12°C. Four cities (autonomous prefectures) and 16 counties (cities, districts) including Siping and Changchun in Jilin suffered low-temperature freezing disasters.

In mid-to-late November, there was a large-scale heavy rain and snow in the central and eastern part.

　　According to the China Meteorological Administration’s forecast on the 4th, there were mainly 5 cold air processes affecting China in December. The temperature was relatively low in most of the central and western regions, including western Inner Mongolia, southwest Shanxi, parts of western Henan, central and northern Shaanxi, Ningxia, In the central and northeastern part of Gansu and northeastern part of Qinghai, the temperature was 1～2℃ lower than normal; in other areas, the temperature was higher than normal.

　　In the next 10 days, the temperature in most parts of China will fluctuate, and the average temperature will be lower than that of the same period in normal years. The temperature in central and western Inner Mongolia, Guizhou and other places will be 2 to 4°C lower.

On 12-14, a strong cold air will affect China from west to east.

　　Meteorological experts reminded that in December, the cold air activity in China was slightly more than normal, and it is necessary to prevent the impact of strong winds on production and life.

The public needs to add clothes to keep warm in time to prevent colds and cardiovascular and cerebrovascular diseases.

During the cold air interval, attention should be paid to the impact of fog and haze on traffic and health.

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