In 2022, there will be sudden heavy snowfall at night. London ushered in the first round of high-intensity snowfall at the end of the year. Within an hour, the entire London area was covered in snow and the temperature dropped sharply. This may be related to the El Niño phenomenon. It can be referred to the extremely high temperature weather suffered in the summer of the same year. Or perhaps they are mourning the death of Queen Elizabeth II.