JAMESTOWN STATE HOSP (JTWN8) Monthly Totals/Averages Average Temperature (degrees F) Years: 1881-2012 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual 1881 - - - - - 72.5 - - - - - - 72.5 1882 - - - - - - - - - - - - - 1883 - - - - - - - - - - - - - 1884 - - - - - - - - - - - - - 1885 - - - - - - - - - - - - - 1886 - - - - - - - - - - - - - 1887 - - - - - - - - - - - - - 1888 - - - - - - - - - - - - - 1889 - - - - - - - - - - - - - 1890 - - - - - - - - - - - - - 1891 - - - - - - - - - - - - - 1892 - - - - - - - - - - - - - 1893 -17.2 -0.4 15.5 35.5 52.4 69.2 70.2 67.9 58.5 42.7 25.9 6.8 35.6 1894 3.4 10.9 27.2 43.0 55.1 70.0 73.3 71.4 59.2 46.0 26.5 24.5 42.5 1895 1.4 10.3 26.2 51.7 54.6 - 68.4 68.4 60.8 42.5 23.8 16.3 38.6 1896 9.6 18.2 17.6 41.4 58.6 66.6 69.1 67.3 55.0 43.0 10.8 18.0 39.6 1897 7.7 9.9 6.9 44.6 55.2 61.2 67.8 63.4 63.0 50.1 23.3 12.6 38.8 1898 16.1 16.1 25.8 43.4 52.1 63.7 69.0 64.9 55.6 - - 22.3 42.9 1899 7.9 2.0 11.2 37.7 50.0 62.4 68.7 68.1 - - - - 38.5 1900 18.8 5.3 23.9 53.1 60.0 66.6 68.3 70.7 56.0 46.8 21.4 14.5 42.1 1901 6.0 4.2 25.1 45.3 63.0 62.6 71.9 66.8 52.7 48.5 24.7 10.5 40.1 1902 12.5 10.1 28.2 38.6 55.3 58.1 67.9 65.0 53.7 43.6 29.4 7.0 39.1 1903 8.8 1.3 21.4 44.1 56.6 61.2 67.5 65.7 53.3 48.5 26.0 15.4 39.2 1904 3.2 -2.9 20.9 39.4 55.0 63.3 64.3 65.1 55.1 48.0 36.5 15.5 38.6 1905 1.6 10.2 36.5 42.9 52.8 61.8 68.2 70.2 61.7 44.4 34.6 18.6 42.0 1906 17.7 - - - - - - 66.7 64.4 46.7 26.8 9.2 38.6 1907 -2.9 13.6 26.9 36.6 46.5 63.4 68.2 66.5 52.6 43.8 30.6 22.5 39.0 1908 18.6 14.5 22.3 44.6 50.4 61.2 69.3 63.4 61.3 43.8 31.8 13.2 41.2 1909 4.5 9.7 24.7 35.5 51.3 63.4 67.1 66.2 56.6 41.0 28.9 3.7 37.7 1910 8.2 2.6 40.3 47.3 49.4 66.0 68.1 67.4 54.0 47.0 25.4 15.5 40.9 1911 -2.2 6.6 33.5 42.8 54.5 63.9 64.0 61.0 53.3 44.0 17.5 16.7 37.9 1912 -5.1 12.9 16.0 44.0 53.8 60.6 66.8 62.1 51.2 43.6 33.2 19.2 38.2 1913 3.2 4.9 16.9 46.8 51.4 66.1 65.7 68.6 56.2 39.1 34.0 22.9 39.6 1914 15.0 3.1 26.4 40.4 57.6 62.8 73.1 65.3 61.0 51.2 32.4 5.9 41.2 1915 5.0 17.2 24.8 49.8 51.6 59.3 64.2 64.7 56.9 47.0 29.6 15.5 40.5 1916 -6.3 7.1 21.3 40.3 51.9 58.4 73.6 65.9 55.2 39.4 28.1 1.5 36.3 1917 0.7 -0.7 22.0 36.6 51.0 60.2 72.1 66.1 54.9 35.4 33.9 0.8 36.1 1918 -4.1 7.7 32.9 40.0 50.0 63.1 67.4 67.3 52.8 51.2 31.7 20.9 40.1 1919 20.4 10.8 20.8 43.2 56.0 67.7 71.5 68.9 62.0 36.1 17.9 9.0 40.4 1920 6.2 12.6 27.0 34.4 55.3 63.6 69.0 69.2 60.7 50.5 29.8 14.1 41.0 1921 16.9 21.3 26.2 44.3 56.6 69.4 72.0 69.0 60.7 49.9 22.2 18.1 43.9 1922 10.7 4.0 28.7 43.2 57.1 65.4 67.4 70.8 61.0 45.5 32.7 11.0 41.4 1923 11.3 5.8 16.7 39.5 54.8 66.0 68.3 60.3 57.8 45.1 36.9 23.2 40.5 1924 6.1 20.5 28.5 41.2 48.0 58.6 64.5 61.6 50.3 49.1 27.7 2.3 38.2 1925 7.6 15.5 27.3 46.4 53.7 62.0 66.8 69.1 57.6 32.6 27.1 14.9 40.1 1926 15.2 20.7 24.7 40.5 57.6 60.8 67.7 63.2 48.7 36.5 16.3 6.2 38.2 1927 8.8 12.0 29.4 40.7 47.6 61.7 65.5 63.9 56.7 46.1 21.3 -2.3 37.6 1928 13.0 17.8 26.8 35.7 57.7 59.2 67.8 65.6 53.5 43.1 30.8 21.5 41.0 1929 -5.7 1.1 30.4 41.2 49.1 62.2 70.3 68.2 51.5 44.1 23.6 10.5 37.2 1930 -1.6 21.0 26.2 46.3 51.1 63.7 71.8 70.2 56.7 42.4 29.8 19.5 41.4 1931 21.0 27.8 25.8 42.3 51.8 67.7 71.0 66.7 61.4 48.8 31.4 19.5 44.6 1932 10.1 13.6 19.1 43.7 55.0 67.8 70.4 68.0 55.9 39.9 26.7 13.9 40.3 1933 12.1 8.4 28.9 38.9 54.5 71.5 71.3 67.9 61.7 42.1 27.8 8.3 41.1 1934 17.0 18.6 26.9 42.7 63.4 65.0 72.0 65.8 51.9 49.2 33.6 13.4 43.3 1935 4.5 26.1 27.4 37.4 49.2 61.8 75.2 66.3 56.9 44.1 17.1 11.2 39.8 1936 -7.2 -12.5 26.8 35.4 61.6 67.9 82.4 71.2 60.0 39.7 25.7 14.6 38.8 1937 -9.6 1.3 19.4 36.7 57.0 64.3 73.0 74.8 58.4 44.9 25.1 11.2 38.0 1938 8.1 8.5 34.8 44.7 51.8 65.1 71.1 71.1 61.7 51.5 24.5 19.2 42.7 1939 14.1 0.2 26.1 40.9 61.3 62.1 74.1 71.1 58.5 41.7 37.6 28.8 43.0 1940 4.1 15.8 24.3 40.6 56.9 66.2 74.9 67.8 64.2 52.2 23.7 20.8 42.6 1941 10.6 11.3 26.0 47.0 60.5 66.4 72.5 70.4 58.6 46.5 30.8 23.7 43.7 1942 19.6 15.7 32.2 46.6 51.8 62.0 68.2 67.9 55.0 47.6 30.7 11.0 42.4 1943 0.0 15.8 19.3 45.4 50.6 63.1 72.5 69.8 57.1 48.9 29.4 22.9 41.2 1944 23.0 11.0 19.9 41.1 60.0 64.8 70.3 68.0 57.7 49.4 30.3 16.8 42.7 1945 12.5 15.1 35.5 40.0 49.2 59.3 68.6 67.7 55.9 44.8 22.7 5.4 39.7 1946 8.8 9.0 35.6 49.0 51.3 64.6 71.3 65.7 56.6 42.3 27.4 14.2 41.3 1947 18.3 10.4 24.8 40.8 51.1 61.1 71.5 74.2 57.8 53.4 23.9 13.1 41.7 1948 8.3 7.9 18.5 43.2 56.5 64.4 72.0 70.1 64.7 46.9 30.2 13.3 41.3 1949 5.5 4.7 24.1 48.3 57.3 - 71.4 72.0 56.7 45.8 36.8 10.0 39.3 1950 -9.4 8.9 21.6 33.9 50.9 66.1 67.8 65.3 59.2 48.0 22.6 10.1 37.1 1951 2.8 12.6 14.3 40.5 58.3 59.6 68.5 66.1 54.5 43.3 22.9 7.5 37.6 1952 3.3 17.6 19.3 48.4 56.0 66.3 70.1 68.9 62.9 43.7 31.1 17.8 42.1 1953 13.7 19.5 27.9 37.6 53.7 64.6 69.5 72.0 59.5 54.0 35.8 20.5 44.0 1954 1.1 31.9 25.0 41.3 51.4 63.7 71.0 68.1 57.0 45.4 36.0 23.1 42.9 1955 13.1 7.0 20.9 50.5 60.5 64.2 73.7 72.6 58.6 48.6 17.8 7.1 41.2 1956 8.2 8.5 23.1 36.1 55.2 70.7 67.8 67.8 55.7 50.2 30.8 19.9 41.2 1957 3.9 12.5 27.9 41.8 54.4 62.7 75.0 68.8 56.9 45.7 30.2 23.7 42.0 1958 18.7 13.9 29.8 44.6 57.9 59.3 66.8 70.9 59.8 47.9 29.5 12.8 42.7 1959 5.5 10.3 32.9 43.1 53.4 68.1 71.2 72.4 58.1 40.3 21.6 25.9 41.9 1960 10.0 11.7 18.5 41.9 55.8 62.8 72.1 70.5 60.4 47.0 30.1 12.7 41.1 1961 11.7 18.0 33.9 38.0 52.5 69.0 68.8 72.9 54.4 47.5 30.3 9.8 42.2 1962 7.4 9.3 22.9 41.8 53.7 64.4 66.7 69.8 55.2 48.9 34.5 18.3 41.1 1963 4.0 13.4 34.3 43.7 54.0 69.2 72.1 69.5 61.7 56.5 33.5 9.5 43.4 1964 16.9 21.0 20.6 44.4 58.4 64.1 72.4 65.3 54.7 46.6 28.0 4.5 41.4 1965 1.5 10.9 17.2 41.2 54.3 64.1 70.1 67.5 47.1 49.5 28.7 22.8 39.6 1966 -3.6 10.0 31.2 37.2 52.8 64.7 73.8 65.2 58.4 45.8 23.2 15.2 39.5 1967 12.3 8.9 27.5 38.2 51.1 63.1 69.5 68.8 60.6 45.0 29.4 15.0 40.8 1968 8.8 12.1 35.0 43.8 50.9 63.1 69.2 67.1 58.6 46.4 30.9 9.7 41.3 1969 -1.2 14.4 17.4 44.5 57.5 59.0 69.4 73.5 60.8 41.0 32.4 17.8 40.5 1970 3.4 14.4 18.9 40.2 54.3 68.9 73.2 71.7 60.5 45.7 27.0 11.0 40.8 1971 1.4 12.8 27.5 45.3 53.5 66.7 66.9 70.7 58.9 47.2 28.8 11.6 40.9 1972 4.5 7.4 25.9 40.7 59.2 66.5 67.8 71.0 57.9 43.9 27.5 7.0 39.9 1973 16.0 20.4 36.4 43.6 56.5 66.6 71.0 74.4 57.2 50.5 25.1 11.2 44.1 1974 5.0 14.6 25.1 43.4 53.0 65.6 75.7 66.4 56.0 49.0 29.1 20.9 42.0 1975 14.6 11.6 22.5 34.6 56.4 65.1 74.2 68.0 55.9 48.7 32.5 17.2 41.8 1976 10.4 24.0 25.8 46.7 57.1 68.5 72.1 73.3 61.2 41.4 24.6 11.4 43.0 1977 -1.3 22.1 32.9 51.2 65.5 67.6 72.0 63.0 57.7 46.3 26.9 8.1 42.7 1978 -0.7 7.1 26.9 42.5 59.4 65.8 70.9 70.3 64.8 47.4 24.2 9.3 40.6 1979 -2.7 -0.5 21.8 35.1 49.5 64.8 71.7 67.3 62.2 45.0 26.3 23.7 38.7 1980 9.0 13.6 23.2 50.5 61.5 67.3 73.0 67.0 58.0 44.8 35.6 17.0 43.4 1981 15.9 22.9 35.9 48.9 56.4 63.4 72.3 70.5 57.9 46.7 36.3 11.8 44.9 1982 -6.9 11.6 24.3 40.9 57.0 61.1 73.8 70.2 57.8 45.0 23.3 20.6 39.9 1983 - 24.6 28.8 39.6 52.4 65.9 75.0 76.5 56.3 43.0 27.5 -0.5 44.5 1984 12.0 24.7 22.4 43.0 53.1 65.6 71.7 73.1 53.3 45.0 27.5 8.6 41.7 1985 4.9 11.5 32.0 47.2 60.2 59.6 70.6 63.3 51.9 44.2 15.1 6.1 38.9 1986 16.4 11.1 36.1 41.6 57.0 68.3 70.6 64.2 53.4 45.8 21.6 19.9 42.2 1987 18.5 26.8 27.2 51.7 62.2 69.0 72.5 66.1 60.5 43.1 34.3 22.4 46.2 1988 7.6 11.9 29.3 45.5 62.3 75.7 75.6 71.8 58.6 43.7 27.2 17.6 43.9 1989 14.6 5.8 22.4 43.9 57.7 64.7 75.2 70.6 59.5 46.9 27.1 7.9 41.4 1990 24.1 19.6 33.6 43.6 55.4 66.6 69.5 70.8 62.4 45.9 31.6 11.5 44.6 1991 9.5 25.4 31.4 47.0 59.7 68.5 70.6 72.5 59.5 42.6 23.1 21.5 44.3 1992 20.2 25.8 34.0 42.1 60.4 62.5 64.0 65.5 58.0 44.8 26.6 10.0 42.8 1993 8.7 11.8 28.6 42.5 56.1 61.0 65.0 67.6 55.0 44.6 25.9 15.5 40.2 1994 -3.0 4.8 32.1 43.7 60.7 67.9 67.4 67.4 61.5 48.7 32.0 18.7 41.8 1995 10.5 15.5 26.1 38.9 54.0 68.8 69.7 72.0 59.0 43.7 23.1 13.3 41.2 1996 1.4 15.4 19.0 38.1 53.3 67.4 67.5 70.9 58.0 45.0 16.8 4.8 38.1 1997 2.4 16.5 23.9 37.5 55.1 68.2 70.5 69.3 62.5 48.0 25.2 25.4 42.0 1998 11.6 27.1 24.4 49.1 61.0 63.0 72.0 72.2 64.6 47.9 29.9 19.3 45.2 1999 7.0 22.3 32.8 44.4 57.0 66.4 72.2 69.5 56.3 45.5 38.5 24.8 44.7 2000 13.1 23.2 36.0 43.4 58.1 63.7 71.4 69.9 58.9 47.1 23.9 3.0 42.6 2001 17.0 4.4 26.3 43.9 57.8 64.1 71.6 71.2 59.1 42.8 38.4 18.7 42.9 2002 16.8 24.1 17.3 38.8 50.4 68.7 72.8 67.3 59.6 35.5 29.8 20.3 41.8 2003 10.1 7.6 22.7 44.2 54.4 64.2 69.5 72.1 58.5 48.2 23.1 20.5 41.3 2004 3.5 14.9 30.1 42.9 50.1 61.2 67.6 61.5 59.4 45.4 32.9 19.5 40.7 2005 5.1 19.4 27.8 47.2 51.6 66.2 69.6 66.8 61.1 46.2 31.9 18.5 42.6 2006 25.4 14.1 27.5 48.5 55.9 65.6 74.2 68.8 55.9 41.3 29.4 22.9 44.1 2007 11.2 5.9 31.2 39.7 56.7 66.7 72.4 65.8 58.5 47.2 30.9 12.0 41.5 2008 7.4 6.8 24.9 39.2 51.3 62.2 69.5 68.5 58.0 45.3 29.8 5.7 39.0 2009 2.7 10.2 18.2 38.6 51.7 62.2 66.2 65.4 63.1 39.2 36.4 9.5 38.6 2010 8.1 8.1 31.5 48.7 54.0 64.7 70.5 70.4 55.0 48.8 28.1 10.0 41.5 2011 4.8 11.0 18.1 40.1 51.5 63.2 73.4 69.3 58.7 48.4 32.1 23.2 41.2 2012 19.4 20.5 40.2 45.8 56.6 66.9 75.0 67.4 57.7 41.6 27.6 13.5 44.3