While all eyes have been on the +AMO and record warm surface temperatures globally, the -PDO continues to hold strong. In fact, last month featured the coldest June PDO (per NCEI) in the past 100+ years at -2.59. The only colder years were 1880, 1890, and 1894. pic.twitter.com/E0BmGjF55Q

— Deelan Jariwala (@WxTca) July 10, 2023