Year,Value,ValueRank 1940,1.37,50 1941,1.365,61 1942,1.365,64 1943,1.365,62 1944,1.372,46 1945,1.368,52 1946,1.365,65 1947,1.366,54 1948,1.371,47 1949,1.366,55 1950,1.368,51 1951,1.366,60 1952,1.371,48 1953,1.366,58 1954,1.366,56 1955,1.366,59 1956,1.37,49 1957,1.365,63 1958,1.366,53 1959,1.366,57 1960,1.798,31 1961,1.988,6 1962,1.446,43 1963,0.059,84 1964,2.014,4 1965,1.117,73 1966,1.27,67 1967,1.39,45 1968,0.122,82 1969,2.194,2 1970,1.108,74 1971,2.045,3 1972,0.836,76 1973,1.87,29 1974,1.171,71 1975,2.612,1 1976,2.001,5 1977,-0.767,86 1978,1.223,70 1979,1.154,72 1980,1.679,38 1981,1.511,41 1982,1.764,32 1983,1.879,27 1984,1.534,40 1985,1.748,33 1986,1.725,35 1987,1.853,30 1988,1.979,7 1989,1.973,17 1990,1.972,18 1991,1.937,25 1992,1.969,19 1993,1.968,20 1994,1.621,39 1995,1.965,22 1996,1.943,24 1997,1.953,23 1998,1.975,13 1999,1.975,15 2000,1.979,8 2001,1.974,16 2002,1.977,9 2003,1.967,21 2004,1.975,14 2005,1.975,11 2006,1.975,12 2007,1.976,10 2008,0.626,77 2009,0.067,83 2010,0.35,80 2011,0.383,79 2012,1.237,69 2013,1.007,75 2014,-0.495,85 2015,0.192,81 2016,1.731,34 2017,1.715,36 2018,0.547,78 2019,1.245,68 2020,1.333,66 2021,1.877,28 2022,1.419,44 2023,1.496,42 2024,1.691,37 2025,1.891,26 Variable: SST Domain: Lake Superior Month(s): Jan Average of all values: 1.454 Normal Period: 1991 to 2020 Normal Value = 1.435 Degrees C Trend Begin Value = 1.445 Degrees C Trend End Value = 1.462 Degrees C Total Trend (Change) = 0.017 Degrees C Total Trend (Change) per Decade = 0.002 Degrees C Trend Statistical Sig. (M-K Test): No trend Trend P-value (M-K Test): 0.1172