Year,Value,ValueRank 1940,73.986,59 1941,73.489,65 1942,82.246,2 1943,81.532,4 1944,82.189,3 1945,82.458,1 1946,75.823,37 1947,75.872,36 1948,77.309,23 1949,77.857,16 1950,73.537,63 1951,75.544,40 1952,76.389,30 1953,72.899,68 1954,75.994,35 1955,77.956,15 1956,76.709,28 1957,68.745,82 1958,76.098,32 1959,74.025,58 1960,73.662,62 1961,79.016,12 1962,73.733,61 1963,79.62,9 1964,71.132,74 1965,77.007,26 1966,70.417,78 1967,75.264,44 1968,63.089,86 1969,69.497,81 1970,74.942,49 1971,71.948,71 1972,73.048,66 1973,78.549,13 1974,70.967,75 1975,74.039,57 1976,70.523,77 1977,65.727,85 1978,74.979,47 1979,74.607,53 1980,79.629,8 1981,76.223,31 1982,74.875,51 1983,73.489,64 1984,75.78,39 1985,75.368,42 1986,75.803,38 1987,75.231,46 1988,77.361,22 1989,78.246,14 1990,71.752,72 1991,70.769,76 1992,75.478,41 1993,72.551,70 1994,77.229,24 1995,77.181,25 1996,75.263,45 1997,74.262,56 1998,79.586,10 1999,75.296,43 2000,76.026,34 2001,77.445,20 2002,71.441,73 2003,74.637,52 2004,66.362,84 2005,67.119,83 2006,79.874,7 2007,70.113,79 2008,76.877,27 2009,72.988,67 2010,77.614,19 2011,80.374,5 2012,77.407,21 2013,73.911,60 2014,77.68,17 2015,72.56,69 2016,74.367,54 2017,76.097,33 2018,77.658,18 2019,69.821,80 2020,74.88,50 2021,80.344,6 2022,74.977,48 2023,79.359,11 2024,76.617,29 2025,74.348,55 Variable: Clouds Domain: Alaska (State) Month(s): Jun-Aug Average of all values: 75.055 Normal Period: 1991 to 2020 Normal Value = 74.762 Percent Trend Begin Value = 75.474 Percent Trend End Value = 74.635 Percent Total Trend (Change) = -0.838 Percent Total Trend (Change) per Decade = -0.097 Percent Trend Statistical Sig. (M-K Test): No trend Trend P-value (M-K Test): 0.8345