Year,Value,ValueRank 1940,0.58,22 1941,0.528,63 1942,0.551,47 1943,0.586,19 1944,0.623,4 1945,0.5,78 1946,0.589,18 1947,0.52,73 1948,0.562,35 1949,0.467,86 1950,0.575,25 1951,0.54,57 1952,0.521,72 1953,0.615,6 1954,0.515,75 1955,0.503,77 1956,0.507,76 1957,0.593,16 1958,0.614,7 1959,0.556,42 1960,0.486,80 1961,0.552,45 1962,0.525,68 1963,0.477,82 1964,0.544,51 1965,0.475,83 1966,0.527,64 1967,0.543,53 1968,0.473,84 1969,0.561,37 1970,0.468,85 1971,0.527,65 1972,0.539,59 1973,0.519,74 1974,0.482,81 1975,0.531,61 1976,0.521,71 1977,0.551,46 1978,0.531,62 1979,0.526,67 1980,0.595,14 1981,0.487,79 1982,0.565,32 1983,0.549,49 1984,0.561,38 1985,0.521,70 1986,0.55,48 1987,0.557,40 1988,0.591,17 1989,0.564,33 1990,0.598,12 1991,0.597,13 1992,0.566,31 1993,0.553,44 1994,0.54,58 1995,0.563,34 1996,0.522,69 1997,0.558,39 1998,0.584,20 1999,0.6,11 2000,0.541,56 2001,0.543,54 2002,0.527,66 2003,0.562,36 2004,0.648,1 2005,0.577,24 2006,0.578,23 2007,0.583,21 2008,0.556,41 2009,0.545,50 2010,0.568,30 2011,0.571,28 2012,0.595,15 2013,0.632,2 2014,0.537,60 2015,0.542,55 2016,0.573,26 2017,0.568,29 2018,0.544,52 2019,0.624,3 2020,0.572,27 2021,0.617,5 2022,0.554,43 2023,0.6,10 2024,0.602,9 2025,0.605,8 Variable: Precipitable Water Domain: Alaska (State) Month(s): Jun Average of all values: 0.553 Normal Period: 1991 to 2020 Normal Value = 0.569 Inches Trend Begin Value = 0.526 Inches Trend End Value = 0.581 Inches Total Trend (Change) = 0.055 Inches Total Trend (Change) per Decade = 0.006 Inches Trend Statistical Sig. (M-K Test): Increasing Trend P-value (M-K Test): 0.0001