Entering 2026, Guangzhou city (China) witnessed a sharp cooldown, forcing local authorities to issue the first orange-level cold warning of the year.
This warning has been applied in most districts of the city, except for Haizhou, Le Loan, Phien Ngung and Nam Sa.
Temperatures in Guangzhou dropped sharply with the lowest common level from 7-11 degrees Celsius last weekend. The cold spell is forecast to continue in the coming days due to continuous cold air supply, making the possibility of a clear warming up after previous cold spells very low.
According to Guangzhou Meteorological Station, due to the combined impact of cold air and strong heat radiation in clear skies, the forecast for the morning temperature on January 5 will drop deeply, the northern area will drop to 4-8 degrees Celsius, mountainous areas may be from -1 to 2 degrees Celsius, frost or thin ice may appear.

In Hong Kong (China), temperatures dropped to 12 degrees Celsius or lower in many places - the lowest level since the beginning of winter this year, in the context of the northeast monsoon carrying cold and dry air over the coast of Guangdong.
Cold air from China is also strongly affecting Thailand. The Thai Meteorological Agency said that a new high pressure mass is covering the north and northeast of the country, causing the temperature in the northeast region to drop by 2-4 degrees Celsius, and the remaining areas of northern Thailand to drop by 1-3 degrees Celsius.
In Vietnam, the National Center for Hydro-Meteorological Forecasting said that on January 5, an intensified cold air wave will affect the Northeast region, then spread to the North Central Coast, Northwest and Central Central Coast.
Northeast winds are common at level 2-3, coastal at level 3-4. From the night of January 4 to January 5, the North has rain and scattered light rain.
The North and North Central regions will be cold, especially the mountainous and midland areas of the North will be very cold, with severe cold in some places.
The lowest temperature in this cold air wave is forecast: Northern region, Thanh Hoa and Nghe An are commonly 10-13 degrees Celsius; Northern mountainous areas 7-10 degrees Celsius, high mountainous areas in some places below 5 degrees Celsius.
In Hanoi, on January 5th, it is expected to have rain, scattered light rain, and cold weather; the lowest temperature is commonly 10-13 degrees Celsius. People are advised to closely monitor weather developments and proactively take measures to keep warm in the coming days.