Year,Value,ValueRank 1940,72.335,41 1941,62.885,82 1942,78.01,12 1943,73.138,34 1944,82.055,2 1945,80.283,6 1946,73.003,36 1947,73.33,32 1948,72.748,37 1949,78.738,9 1950,78.75,8 1951,71.846,44 1952,72.276,42 1953,69.441,58 1954,66.764,70 1955,81.021,4 1956,72.666,39 1957,62.206,84 1958,71.598,46 1959,63.756,79 1960,71.259,48 1961,78.758,7 1962,73.084,35 1963,77.041,17 1964,66.982,68 1965,76.637,19 1966,64.563,75 1967,70.108,54 1968,64.722,74 1969,59.631,86 1970,68.626,61 1971,62.1,85 1972,75.257,25 1973,74.931,27 1974,71.508,47 1975,76.173,20 1976,72.511,40 1977,69.24,60 1978,82.153,1 1979,73.296,33 1980,81.36,3 1981,66.809,69 1982,75.981,21 1983,65.519,73 1984,67.697,65 1985,77.552,14 1986,70.015,55 1987,75.354,23 1988,75.704,22 1989,74.408,28 1990,71.834,45 1991,66.439,72 1992,70.839,50 1993,69.386,59 1994,75.229,26 1995,75.283,24 1996,71.985,43 1997,66.442,71 1998,76.774,18 1999,74.082,29 2000,67.96,64 2001,67.414,66 2002,70.209,53 2003,68.465,62 2004,63.659,80 2005,64.382,77 2006,77.707,13 2007,70.749,51 2008,77.068,16 2009,73.897,30 2010,73.511,31 2011,78.288,11 2012,70.361,52 2013,64.461,76 2014,78.34,10 2015,62.822,83 2016,69.926,56 2017,68.453,63 2018,72.725,38 2019,62.886,81 2020,71.238,49 2021,77.177,15 2022,64.255,78 2023,80.311,5 2024,67.388,67 2025,69.893,57 Variable: Clouds Domain: Alaska (State) Month(s): Jun Average of all values: 71.717 Normal Period: 1991 to 2020 Normal Value = 70.699 Percent Trend Begin Value = 72.974 Percent Trend End Value = 70.46 Percent Total Trend (Change) = -2.515 Percent Total Trend (Change) per Decade = -0.292 Percent Trend Statistical Sig. (M-K Test): No trend Trend P-value (M-K Test): 0.1499