According to the National Center for Hydro-Meteorological Forecasting, a powerful cold wave will cause a dramatic temperature drop in Hanoi, with a day-to-night difference of up to 10°C.

On January 9, Hanoi will see cloudy skies with no rain and chilly weather. Daytime temperatures will range between 21-23°C, while nighttime temperatures will drop to 14-16°C.

From January 10-11, the cold front will intensify, leading to clearer skies with sunshine during the day and no rain at night. Daytime highs will fall to 18-20°C, and nighttime lows will dip to 11-14°C.

Detailed weather forecast for Hanoi (January 9-11):

January 9

Day: Cloudy, no rain. Light winds, shifting to northeast winds at 10-15 km/h in the afternoon. Chilly weather. High: 21-23°C. Humidity: 55-65%. Chance of rain: 10-20%

Night: Cloudy, no rain. Northeast winds at 10-15 km/h. Chilly. Low: 14-16°C. Humidity: 82-88%. Chance of rain: 10-20%

January 10

Day: Clear skies, sunny. Northeast winds at 10-15 km/h. Chilly. High: 18-20°C. Humidity: 50-55%. Chance of rain: <10%

Night: Clear skies, no rain. Light winds. Cold. Low: 12-14°C. Humidity: 75-80%. Chance of rain: <10%

January 11

Day: Clear skies, sunny. Northeast winds at 10-15 km/h. Chilly. High: 18-20°C. Humidity: 47-52%. Chance of rain: <10%

Night: Clear skies, no rain. Light winds. Cold. Low: 11-13°C. Humidity: 70-78%. Chance of rain: <10%

Impacts across northern Vietnam

The cold wave will also affect other northern regions, bringing light rain in some areas and scattered fog in the early mornings on January 9. The following nights will be dry and cold, with sunny days.

From the evening of January 10 to January 12, severe cold spells are expected in mountainous areas, with frost and ice likely in higher altitudes.

In the broader northern region, minimum temperatures will range from 9-12°C, dipping to 6-9°C in the mountains, and below 5°C in high-altitude areas. Central provinces like Thanh Hoa and Nghe An will see lows of 10-13°C, while areas from Quang Binh to Hue will range between 14-17°C.

Hanoi’s lowest temperatures during this cold wave will hover between 9-12°C.

Bao Anh