The positive-phase of Atlantic Multidecadal Oscillation (AMO) can indeed cause Eurasian summer nonuniform warming, according to Prof. Shuanglin Li, Dean of Atmospheric Science at the University of Geosciences (Wuhan) and Executive Vice-Director at the Climate Change Research Center, Chinese Academy of Sciences, and one of the authors of a recently published study.
source https://www.lifetechnology.com/blogs/life-technology-news-blog/summer-eurasian-nonuniform-warming-found-related-to-the-atlantic-multidecadal-oscillation