According to the 10-day weather forecast bulletin from the National Center for Hydro-Meteorological Forecasting, the weather in the North will have many changes from this weekend to next week.
On the day and night of April 18, the mountainous and midland areas of the Northern region will have scattered showers and thunderstorms, with locally heavy rain over 70mm. Rain is concentrated at night and early morning. From the night of April 19 - 20, the mountainous and midland areas will have scattered showers and thunderstorms in the late afternoon and night.
The Northern region from April 19th, in the late afternoon and night there will be showers and thunderstorms in some places; sunny days, especially the Northwest region locally has hot sunshine. From around the late afternoon of April 22nd - 24th, the Northern region is likely to have scattered showers and thunderstorms, locally heavy rain.

Regarding Hanoi weather, according to the updated temperature chart at 10 am on April 18, there will be changes. From April 19 to April 22, the weather will mainly be cloudy, no rain, and the temperature will gradually increase. The highest temperature will range from 29 degrees Celsius on April 19 to 34 degrees Celsius on April 22. The lowest temperature will fluctuate from 25 - 26 degrees Celsius.
By April 23 and April 24, Hanoi weather will turn cloudy, with moderate rain, temperatures will decrease, the highest is about 27 - 28 degrees C, the lowest is 23 - 24 degrees C.
From April 25 to April 27, Hanoi returns to a cloudy state, no rain, temperature increases again. The highest temperature is commonly 30 - 31 degrees C, the lowest is about 23 - 24 degrees C.
In general, Hanoi's weather in the coming days tends to increase in temperature at the beginning of the week, then rain appears to cool down, and then sunshine returns at the end of the week.
The North Central region from about April 21 - 23 is likely to have hot sunshine. From the evening and night of April 23 - 24, this area is likely to have scattered showers and thunderstorms.
The Central Central region from February 22 - 23. 4 is likely to have widespread hot sun.
However, 10-day weather forecast information is trend-based. The latest forecasts will be updated daily from the National Center for Hydro-Meteorological Forecasting so that people can proactively respond to weather changes, especially during the current seasonal transition.