Daylight saving time in Shanghai in 2022

Of course, it may change. April may be summer, or June may be summer.

As far as solar terms are concerned, as long as we enter the long summer, it means that we have entered the summer gate. But as far as climate is concerned. For the first time in that year, the daily average temperature for five consecutive days was above 22 degrees (including 22 degrees) (note that it is not the average temperature for five consecutive days, let alone any five days). Then the first day of these five days is regarded as the beginning of summer in this place.