VOV.VN - A reinforced cold air mass has affected most of northern Vietnam as of January 2, bringing widespread rain and thunderstorms in parts of the Northeast and causing temperatures to drop by 3–5°C, according to the National Centre for Hydro-Meteorological Forecasting.
VOV.VN - Hoar frost covered Fansipan Mountain, the nation’s highest peak, on December 6 as temperatures dropped to as low as zero degrees Celsius.