Year,Value,ValueRank 1940,61.339,47 1941,60.353,69 1942,60.416,68 1943,60.687,64 1944,61.387,44 1945,61.256,48 1946,60.217,72 1947,61.917,38 1948,61.767,39 1949,60.802,59 1950,60.128,73 1951,60.761,61 1952,61.97,35 1953,62.663,24 1954,62.571,25 1955,62.117,32 1956,61.381,45 1957,60.754,63 1958,61.436,43 1959,60.875,57 1960,62.136,31 1961,59.902,79 1962,60.109,74 1963,62.551,26 1964,60.294,70 1965,58.831,86 1966,61.128,51 1967,60.573,66 1968,60.042,76 1969,62.009,34 1970,60.037,77 1971,60.512,67 1972,60.093,75 1973,60.869,58 1974,59.93,78 1975,59.431,83 1976,60.758,62 1977,62.194,29 1978,62.235,28 1979,63.097,15 1980,61.764,40 1981,60.951,56 1982,60.649,65 1983,61.158,50 1984,59.87,80 1985,59.039,85 1986,60.226,71 1987,61.209,49 1988,61.051,53 1989,61.124,52 1990,63.052,17 1991,61.575,42 1992,59.496,82 1993,59.774,81 1994,61.941,37 1995,62.114,33 1996,59.405,84 1997,62.981,18 1998,64.728,2 1999,61.002,55 2000,61.346,46 2001,62.14,30 2002,63.331,14 2003,61.037,54 2004,61.68,41 2005,64.116,8 2006,60.796,60 2007,63.425,12 2008,61.947,36 2009,62.963,20 2010,63.378,13 2011,62.977,19 2012,62.844,21 2013,62.775,22 2014,62.373,27 2015,64.165,7 2016,63.617,11 2017,63.08,16 2018,64.168,6 2019,65.355,1 2020,62.761,23 2021,64.024,10 2022,64.612,4 2023,64.243,5 2024,64.691,3 2025,64.034,9 Variable: Temperature Domain: United States (Country) Month(s): Sep Average of all values: 61.704 Normal Period: 1991 to 2020 Normal Value = 62.443 Degrees F Trend Begin Value = 60.218 Degrees F Trend End Value = 63.189 Degrees F Total Trend (Change) = 2.971 Degrees F Total Trend (Change) per Decade = 0.345 Degrees F Trend Statistical Sig. (M-K Test): Increasing Trend P-value (M-K Test): 0.0