“…Previous studies have analysed the trends and variabilities of climate extremes at the global (Ju et al, 2021;Kay, 2020;Kim et al, 2020;Zhao et al, 2022), continental (Aiken & Rauscher, 2020;Kamae et al, 2021;Park & Min, 2019;Zhou et al, 2023) and national (Duan et al, 2019;Xu et al, 2019aXu et al, , 2019bYan et al, 2022) scales. As a region most profoundly impacted by climate change, China is facing greater challenges in dealing with global warming (Deng & Zhu, 2021;Sun et al, 2021;Yan et al, 2022).…”