Weak cold air is expected to arrive in the North from the afternoon of September 9, dropping temperatures below 33 degrees Celsius; The Central region has heavy rain
Quick Look
- Weak cold air at the beginning of the season is expected to affect the North from the afternoon of September 9, causing thunderstorms and dropping temperatures below 33 degrees Celsius on September 9-10.
- The Central region will have evening thunderstorms from now until September 8, with the possibility of heavy rain from September 10-13 due to the tropical convergence zone and cold air.
- The Central Highlands and the South are also forecast to have increased rain from September 9.
AI-generated summary
Why It Matters
The North is experiencing little rain, sunny weather, high temperatures of 33-35 degrees Celsius due to the influence of a low pressure trough on September 7-8. The Central region has thunderstorms in the evening in coastal provinces from Quang Tri to Quang Ngai.
Weak cold air is expected to reach the North from the afternoon of September 9, causing thunderstorms, helping the temperature drop below 33 degrees Celsius, and the Central region may experience heavy rain.
On the last two days of the week, the North maintained little rain, sunny weather, common temperatures were 31-34 degrees Celsius. The National Center for Hydrometeorological Forecasting said that on September 7-8, the North was affected by a low pressure trough so the main weather was still little rain, sunny weather, and common high temperatures were 33-35 degrees Celsius.
From the afternoon and night of September 9, weak cold air at the beginning of the season is expected to affect the North, causing showers, thunderstorms, and temperatures dropping below 33 degrees Celsius on September 9-10. After that, the North turns cool and remains cool until the end of the week.
The US website Accuweather predicts that the temperature in Hanoi from now until the middle of next week will be about 24-35 degrees, with the highest temperature rising to 37-38 degrees Celsius by the end of the week. High points over 1,500 m like Sa Pa (Lao Cai) will be 16-25 degrees Celsius at the beginning of the week, dropping to 14-20 degrees Celsius by the end of the week.
The Central region from now until September 8, the provinces and cities located on the southern edge of the low pressure trough continue to have thunderstorms in the evening, the rain area is concentrated from Quang Tri to the east of Quang Ngai.
From September 8-9, rain tends to increase in the Thanh Hoa area to Hue City and the South Central Coast when the tropical convergence zone forms, combined with the impact of cold air at the beginning of the season.
It is forecasted that from September 10 to 13, the Central region is likely to experience moderate rain, with heavy rain and widespread thunderstorms in some places.
From now until September 8, showers and thunderstorms will still appear sporadically in the Central and Southern Highlands, mainly in the evening.
From September 9 to 13, the southwest monsoon tends to be more active, with increased rain in both areas, and many places are likely to have heavy rain and strong thunderstorms. The common temperature in the Central Highlands is 27-30 degrees Celsius, in the South 31-33 degrees Celsius.
The meteorological agency noted that low vortices exist on the tropical convergence zone with an axis passing through the middle of the East Sea. These vortexes are likely to develop into tropical depressions, causing strong winds, big waves and strong thunderstorms at sea next week.
>>See the weather forecast for the next 7 days here.
What to Watch
AI outlook — possibilities, not facts
Hanoi's temperature will reach its highest point of 37-38 degrees Celsius next weekend
Likely · Within days
The Central region is likely to experience moderate rain, with some places having heavy rain and widespread thunderstorms from September 10-13.
Likely · Within days
Open Questions
- Does this cold air have enough strength to cause storms or tropical depressions in the East Sea?
- Can the Central Highlands and Southern provinces suffer floods due to increased rain?







