Year,Value,User Defined Polygon,Temp,May,(°F) 1940,74.931 1941,73.081 1942,73.989 1943,74.14 1944,73.567 1945,74.792 1946,73.269 1947,73.66 1948,73.524 1949,73.038 1950,73.033 1951,74.099 1952,72.015 1953,73.66 1954,72.881 1955,72.786 1956,72.613 1957,73.221 1958,72.912 1959,73.756 1960,74.192 1961,74.321 1962,73.742 1963,73.532 1964,73.036 1965,74.52 1966,74.46 1967,74.869 1968,74.27 1969,73.547 1970,73.928 1971,73.306 1972,73.722 1973,72.667 1974,74.054 1975,72.557 1976,72.373 1977,73.477 1978,74.138 1979,73.484 1980,73.929 1981,73.843 1982,72.65 1983,72.562 1984,74.442 1985,72.388 1986,74.392 1987,71.877 1988,74.57 1989,73.4 1990,73.342 1991,73.54 1992,74.122 1993,73.457 1994,73.679 1995,73.557 1996,75.342 1997,73.269 1998,72.034 1999,74.163 2000,74.163 2001,73.969 2002,74.917 2003,75.079 2004,75.01 2005,75.394 2006,73.035 2007,74.239 2008,74.247 2009,74.237 2010,74.173 2011,74.4 2012,73.424 2013,74.645 2014,74.942 2015,73.841 2016,74.948 2017,75.295 2018,74.577 2019,75.655 2020,75.05 2021,74.694 2022,74.786 2023,74.309 2024,74.575