The annual average SST in the Gulf of Maine for 2021 was 54.14 °F; this was 4.17 °F above the long-term (i.e., 1982-2011) average. Last year topped the previous warmest year on record — 2012 — by a remarkable 0.5 °F. pic.twitter.com/JqalUZ6CsF

— GMRI (@GMRI) March 28, 2022