changing seasons

Why is the weather in the North still as cool as late Spring at the end of May?
In May 2024, the North had many days of thunderstorms and cool weather like the last days of Spring with the highest temperature not exceeding 32 degrees Celsius.
The Northeast monsoon is about to flood the North after a series of peak hot days
According to weather forecasts, after the April 30 holiday, the North will welcome a weak cold air mass moving down from mainland China. The weather will change, it will rain after
Hail is the largest in 30 years in Tuyen Quang
Lasting 10 minutes, hail with a diameter of up to 8cm made many corrugated iron roofs and cement roofs in Chiem Hoa district (Tuyen Quang) punctured.