[the south welcomes the first round of high temperature and muggy days in the south this year] on May 25, affected by the northward uplift of the subtropical high, temperatures in most of the south rebounded one after another. Starting from the 26th, the south will usher in the first large-scale hot and muggy weather this year, and many places will continue to upgrade before the end of this month, with somatosensory temperatures even exceeding 40 ℃ in some areas.