In December, the North received 4 - 5 cold air waves

The Central Hydrometeorological Center said that in December, cold air will continue to increase in intensity and frequency of occurrence; Northern provinces are likely to suffer from 4 to 5 waves of cold air. Central provinces, especially in Central and South Central region continue to be affected by cold air combined with other forms of heavy rain. Therefore, this area needs to be aware of heavy rains that are likely to cause big floods, flash floods and landslides in mountainous areas, flooding in low-lying areas.

In December, typhoons and tropical depressions are capable of operating in the South China Sea for about one to two bouts, which can directly affect the land in about 1 bout and are likely to affect the Central region and Southern.

The Southern region is likely to be influenced by the equatorial depression and tropical disturbance moving from the sea to cause moderate rain, heavy rain concentrating in the first half of the month.

The North is about to receive many cold waves.(Photo: hanoimoi.com.vn).

Specifically, from December 1 to 7: Central and South Central provinces continue to experience large-scale heavy rains, and rainfall in this region along with the Central Highlands and Southern regions will be higher than the average for many years. Nationwide heat background is lower than the average for many years.

From 8 - 14/12: The average temperature across the country is approximately equal to the average of many years, particularly in the North, the average is over many years. In the provinces from the Middle Central and the South, the rainfall tends to be higher than the average for many years, the North and North Central are popularly below the average for many years.

From December 15 to December 31: The temperature in the whole country is approximately below the average for many years, particularly in the North, which is approximately above the average for many years. In the provinces from the Middle Central and the South, the rainfall tends to be higher than the average for many years, the North and North Central are popularly below the average for many years.

Regarding the trend of the average monthly temperature in the North is common at approximately the same level with the average of many years, the standard deviation is higher from 0.5 to 1 degree C compared to the average of many years in the same period. Central Vietnam average temperature is approximate to the average of many years of the same period, the standard deviation ranges from -0.5 to 0.5 degrees C. Central Highlands and South Vietnam are the average monthly average temperature in the approximate level with the average of many years, the standard deviation ranges from -0.5 to 0.5 degrees Celsius compared to the average of many years of the same period.

The total rainfall in the Northern region is 20 - 50% lower than the average for many years. Rainfall in Thanh Hoa - Nghe An area is approximately the average of many years, the area from Ha Tinh - Ninh Thuan is 50 - 70% higher than the average of many years in the same period. The total monthly rainfall in the Central Highlands and Southern regions is 50% - 70% higher than the average for many years in the same period.