LANGDON EXP FARM, NORTH DAKOTA

Monthly Total Cooling Degree Days

(324958)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
Months with 5 missing days or less use mean for missing day(s)
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1897 0.00 z 0.00 z 0.00 z 0.00 b 7.00 44.50 97.13 a 24.00 43.45 a 0.00 z 0.00 z 0.00 z 216.08
1898 0.00 z 0.00 z 0.00 z 0.00 d 4.65 a 32.00 91.97 a 33.58 a 1.00 g 0.00 z 0.00 z 0.00 z 162.20
1899 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1900 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1901 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1902 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1903 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 z 66.50 22.50 0.00 0.00 z 0.00 z 0.00 z 89.00
1904 0.00 z 0.00 z 0.00 z 0.54 b 2.00 18.50 4.50 4.00 0.00 c 0.00 z 0.00 z 0.00 z 29.54
1905 0.00 b 0.00 0.00 z 0.00 a 0.00 6.00 46.00 59.93 a 15.00 0.00 a 0.00 b 0.00 z 126.93
1906 0.00 z 0.00 a 0.00 a 0.00 8.50 27.00 71.00 91.97 a 46.55 a 0.00 z 0.00 z 0.00 z 245.02
1907 0.00 a 0.00 a 0.00 0.00 e 0.00 a 20.00 31.00 b 23.00 0.00 0.00 z 0.00 z 0.00 z 74.00
1908 0.00 a 0.00 b 0.00 z 0.00 0.00 13.50 73.00 f 15.50 a 47.78 c 0.00 z 0.00 z 0.00 z 76.78
1909 0.00 0.00 a 0.00 z 0.00 d 0.00 z 23.50 i 44.50 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 a 0.00
1910 0.00 0.00 0.00 0.00 0.00 192.50 99.50 16.00 0.00 0.00 z 0.00 z 0.00 a 308.00
1911 0.00 z 0.00 a 0.00 z 0.00 1.00 26.00 29.00 12.50 0.00 0.00 z 0.00 z 0.00 68.50
1912 0.00 0.00 a 0.00 0.00 3.50 86.00 51.00 1.50 10.50 0.00 z 0.00 z 0.00 z 152.50
1913 0.00 z 0.00 z 0.00 z 0.00 15.50 77.00 18.50 55.00 22.00 0.00 a 0.00 z 0.00 z 188.00
1914 0.00 0.00 0.00 0.00 a 4.50 17.50 178.00 44.50 27.00 14.00 0.00 0.00 285.50
1915 0.00 0.00 0.00 0.00 0.00 0.50 17.00 60.50 48.50 0.00 0.00 0.00 126.50
1916 0.00 a 0.00 0.00 0.00 0.00 b 2.00 171.00 86.50 3.50 0.00 0.00 0.00 263.00
1917 0.00 0.00 a 0.00 0.00 8.00 20.00 125.50 34.00 8.50 0.00 0.00 0.00 196.00
1918 0.00 0.00 0.00 0.00 0.00 22.00 16.02 a 39.50 0.00 0.00 0.00 0.00 77.52
1919 0.00 0.00 0.00 0.00 50.50 106.50 103.50 60.50 6.00 0.00 0.00 0.00 327.00
1920 0.00 0.00 0.00 0.00 0.00 10.50 72.50 138.50 12.50 4.50 0.00 0.00 238.50
1921 0.00 0.00 0.00 0.00 1.50 101.00 112.00 42.00 2.50 0.00 0.00 0.00 259.00
1922 0.00 0.00 0.00 0.00 2.58 a 26.50 57.00 129.50 27.50 1.50 0.00 a 0.00 244.58
1923 0.00 a 0.00 0.00 0.00 23.00 77.00 181.50 8.50 8.00 0.00 0.00 0.00 298.00
1924 0.00 a 0.00 0.00 0.00 0.00 1.50 37.50 34.50 0.50 0.00 0.00 a 0.00 74.00
1925 0.00 0.00 0.00 0.00 21.18 a 4.50 72.00 72.50 27.50 0.00 a 0.00 d 0.00 b 197.68
1926 0.00 a 0.00 0.00 0.00 12.50 17.50 103.50 44.00 3.00 0.00 b 0.00 0.00 180.50
1927 0.00 0.00 a 0.00 a 0.00 0.00 29.00 48.00 45.50 58.97 a 0.00 0.00 0.00 181.47
1928 0.00 0.00 0.00 0.00 13.00 3.00 58.50 78.02 a 11.00 0.00 0.00 0.00 163.52
1929 0.00 a 0.00 0.00 0.00 3.50 28.45 a 109.00 88.00 33.10 a 0.00 0.00 a 0.00 262.05
1930 0.00 0.00 0.00 0.00 2.50 16.61 b 116.00 139.50 10.00 0.00 0.00 0.00 284.61
1931 0.00 0.00 0.00 a 0.00 0.00 98.00 97.50 110.50 39.50 0.00 0.00 0.00 345.50
1932 0.00 0.00 a 0.00 0.00 14.98 a 94.00 97.00 77.00 14.00 0.00 0.00 0.00 296.98
1933 0.00 0.00 0.00 0.00 11.00 164.50 223.00 162.50 8.00 0.00 0.00 0.00 569.00
1934 0.00 0.00 a 0.00 0.00 82.00 34.00 175.50 126.50 12.50 0.00 0.00 0.00 430.50
1935 0.00 0.00 0.00 0.00 4.00 15.52 a 226.50 108.50 2.50 0.00 0.00 0.00 357.02
1936 0.00 0.00 0.00 0.00 39.00 53.00 393.00 146.00 68.00 0.00 0.00 z 0.00 699.00
1937 0.00 0.00 0.00 0.00 9.00 37.50 134.50 154.50 11.38 a 0.00 0.00 0.00 346.88
1938 0.00 0.00 0.00 0.00 0.00 55.50 105.40 a 123.50 40.00 1.00 0.00 0.00 325.40
1939 0.00 0.00 0.00 0.00 28.50 19.50 223.72 a 177.50 23.50 0.00 a 0.00 0.00 472.72
1940 0.00 0.00 a 0.00 0.00 9.50 28.00 137.50 100.00 50.50 0.00 0.00 0.00 325.50
1941 0.00 0.00 0.00 0.00 22.00 83.00 166.00 94.50 17.00 0.00 0.00 0.00 382.50
1942 0.00 0.00 0.00 0.00 0.00 12.50 58.00 57.00 27.00 0.00 0.00 0.00 154.50
1943 0.00 0.00 0.00 0.00 2.50 27.50 132.50 62.50 5.89 b 0.00 0.00 0.00 230.89
1944 0.00 a 0.00 0.00 0.00 36.50 37.00 96.00 50.50 0.00 0.00 0.00 0.00 220.00
1945 0.00 0.00 0.00 0.00 0.00 36.00 93.50 57.00 37.50 0.00 0.00 0.00 224.00
1946 0.00 a 0.00 0.00 0.00 12.50 42.00 125.50 74.50 34.50 0.00 0.00 0.00 289.00
1947 0.00 a 0.00 0.00 0.00 0.00 0.00 162.50 184.00 36.00 0.00 0.00 0.00 382.50
1948 0.00 0.00 0.00 0.00 19.00 38.50 123.50 97.00 54.00 0.00 0.00 0.00 332.00
1949 0.00 0.00 0.00 5.00 13.00 58.00 105.50 191.00 5.00 0.00 a 0.00 0.00 377.50
1950 0.00 0.00 0.00 0.00 0.00 26.50 68.50 38.00 34.00 0.00 a 0.00 0.00 167.00
1951 0.00 0.00 0.00 0.00 a 7.50 12.00 99.00 27.50 0.00 a 0.00 0.00 0.00 146.00
1952 0.00 0.00 0.00 22.00 17.50 33.62 a 69.00 97.00 45.00 0.00 0.00 0.00 a 284.12
1953 0.00 0.00 0.00 0.00 3.00 37.00 85.50 146.00 14.50 0.00 0.00 0.00 286.00
1954 0.00 0.00 0.00 0.00 0.00 36.50 113.50 32.00 4.50 0.00 0.00 0.00 186.50
1955 0.00 0.00 0.00 2.00 10.00 41.00 169.50 157.00 22.00 0.00 0.00 0.00 401.50
1956 0.00 0.00 0.00 0.00 0.00 84.50 36.50 40.50 0.50 0.00 0.00 0.00 162.00
1957 0.00 0.00 0.00 0.00 3.00 0.00 156.00 52.00 2.00 0.00 0.00 0.00 213.00
1958 0.00 0.00 0.00 0.00 10.00 13.50 62.00 110.00 7.50 0.00 0.00 a 0.00 203.00
1959 0.00 0.00 0.00 0.00 0.50 69.50 113.50 114.00 6.50 0.00 0.00 0.00 304.00
1960 0.00 0.00 0.00 0.00 6.00 19.00 163.00 118.32 a 38.00 0.00 0.00 0.00 344.32
1961 0.00 0.00 0.00 0.00 9.00 110.50 90.50 171.50 8.28 a 0.00 0.00 0.00 389.78
1962 0.00 0.00 0.00 0.00 0.00 52.00 39.00 71.00 2.59 a 0.00 0.00 0.00 164.59
1963 0.00 0.00 0.00 0.00 7.50 83.00 149.50 79.50 19.50 6.00 0.00 0.00 345.00
1964 0.00 0.00 0.00 0.00 31.00 43.00 112.50 54.50 11.00 0.00 0.00 0.00 252.00
1965 0.00 0.00 0.00 0.00 0.50 12.50 53.00 81.00 0.00 0.00 0.00 0.00 147.00
1966 0.00 0.00 0.00 0.00 10.00 78.00 135.50 58.50 25.50 0.00 0.00 0.00 307.50
1967 0.00 0.00 0.00 0.00 1.00 14.50 99.50 92.00 27.00 0.00 0.00 0.00 234.00
1968 0.00 0.00 0.00 0.00 0.50 37.50 67.00 31.00 15.50 0.00 0.00 0.00 151.50
1969 0.00 0.00 0.00 0.00 21.00 0.00 54.00 176.00 23.00 0.00 0.00 0.00 274.00
1970 0.00 0.00 0.00 0.00 3.00 103.50 128.50 105.50 33.50 0.00 0.00 0.00 374.00
1971 0.00 0.00 0.00 0.00 0.00 15.00 10.00 101.00 12.50 0.00 0.00 0.00 138.50
1972 0.00 0.00 0.00 0.00 23.50 55.50 30.00 127.50 3.00 0.00 0.00 0.00 239.50
1973 0.00 0.00 0.00 0.00 0.00 59.00 42.50 125.00 6.00 0.00 0.00 0.00 232.50
1974 0.00 0.00 0.00 0.00 0.00 47.00 158.50 16.00 0.50 0.00 z 0.00 0.00 222.00
1975 0.00 0.00 0.00 0.00 0.50 42.00 176.00 33.00 0.50 0.00 0.00 0.00 252.00
1976 0.00 0.00 0.00 0.00 1.50 76.50 94.00 100.00 43.50 3.50 0.00 0.00 319.00
1977 0.00 0.00 0.00 2.50 76.00 25.00 96.50 6.00 1.50 0.00 0.00 0.00 207.50
1978 0.00 0.00 0.00 0.00 21.50 58.50 77.00 91.50 91.00 0.00 0.00 a 0.00 339.50
1979 0.00 0.00 0.00 0.00 2.00 45.50 107.00 25.00 13.50 0.00 0.00 0.00 193.00
1980 0.00 0.00 0.00 13.00 76.50 45.50 96.00 21.00 21.50 0.00 0.00 b 0.00 a 273.50
1981 0.00 0.00 0.00 0.00 a 5.00 5.89 b 116.50 64.50 g 8.50 0.00 0.00 0.00 135.89
1982 0.00 a 0.00 0.00 0.00 0.00 z 0.50 52.00 51.50 23.50 0.00 0.00 0.00 127.50
1983 0.00 0.00 0.00 0.00 0.00 35.50 187.00 206.50 44.00 0.00 0.00 0.00 473.00
1984 0.00 0.00 0.00 0.00 11.50 24.50 78.00 150.00 1.00 0.50 0.00 0.00 265.50
1985 0.00 0.00 0.00 3.00 11.50 8.00 49.00 12.50 0.00 0.00 0.00 0.00 a 84.00
1986 0.00 0.00 0.00 0.00 36.50 49.50 67.00 35.00 0.00 0.00 0.00 0.00 188.00
1987 0.00 0.00 0.00 3.50 15.50 89.00 85.00 40.00 4.00 0.00 0.00 0.00 237.00
1988 0.00 0.00 0.00 0.00 53.50 210.50 142.00 111.50 0.00 0.00 0.00 0.00 517.50
1989 0.00 0.00 0.00 0.00 12.00 21.50 196.50 148.50 20.50 1.00 0.00 0.00 400.00
1990 0.00 0.00 0.00 6.50 3.00 41.00 66.50 86.50 24.50 0.00 0.00 0.00 228.00
1991 0.00 0.00 0.00 0.00 30.00 51.50 62.50 117.00 18.00 0.00 0.00 0.00 279.00
1992 0.00 0.00 0.00 0.00 26.50 19.00 0.00 35.50 1.50 3.50 0.00 0.00 86.00
1993 0.00 0.00 0.00 0.00 2.00 29.00 13.50 37.50 0.00 0.00 0.00 0.00 82.00
1994 0.00 0.00 0.00 0.00 10.00 17.50 13.50 43.50 17.00 0.00 0.00 0.00 101.50
1995 0.00 0.00 0.00 0.00 2.50 148.00 73.00 67.50 10.50 0.00 0.00 0.00 301.50
1996 0.00 0.00 0.00 0.00 0.00 86.50 46.50 55.00 17.00 0.00 0.00 0.00 205.00
1997 0.00 0.00 0.00 0.00 0.00 65.50 88.00 63.50 4.00 0.00 0.00 0.00 221.00
1998 0.00 0.00 0.00 0.00 4.50 16.00 92.50 104.00 33.00 0.00 0.00 0.00 250.00
1999 0.00 0.00 0.00 0.00 5.50 24.00 87.00 36.50 7.50 0.00 0.00 0.00 160.50
2000 0.00 0.00 0.00 0.00 2.00 4.50 93.00 85.00 0.00 z 0.00 0.00 0.00 184.50
2001 0.00 0.00 0.00 0.00 6.00 36.00 100.00 122.50 26.50 0.00 0.00 0.00 291.00
2002 0.00 0.00 0.00 0.00 9.00 64.00 126.50 0.00 z 28.00 0.00 0.00 0.00 227.50
2003 0.00 0.00 0.00 0.00 0.00 z 27.50 77.50 150.00 39.00 0.00 0.00 0.00 294.00
2004 0.00 0.00 0.00 0.00 0.00 7.00 72.00 0.50 22.50 0.00 0.00 0.00 102.00
2005 0.00 0.00 0.00 0.00 3.50 0.00 z 110.50 53.00 21.50 0.00 0.00 0.00 188.50
2006 0.00 0.00 0.00 0.00 10.50 58.50 162.00 72.50 17.50 0.00 0.00 0.00 321.00
2007 0.00 0.00 z 0.00 0.00 0.00 60.50 157.00 45.00 8.50 0.00 0.00 0.00 271.00
2008 0.00 0.00 0.00 0.00 0.00 6.50 37.50 0.00 z 9.00 0.00 0.00 0.00 53.00
2009 0.00 b 0.00 0.00 0.00 0.00 46.50 24.00 43.00 49.50 0.00 0.00 0.00 163.00
2010 0.00 0.00 0.00 0.00 2.50 26.00 85.00 116.50 0.00 0.00 0.00 0.00 230.00
2011 0.00 0.00 0.00 0.00 0.00 a 18.00 129.17 a 92.50 31.50 10.33 a 0.00 0.00 281.50
2012 0.00 a 0.00 a 0.00 0.00 3.50 44.50 188.07 a 82.00 5.50 k 0.00 i 0.00 m 0.00 l 318.07
2013 0.00 k 0.00 j 0.00 m 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.52 10.07 42.94 99.02 77.99 18.35 0.46 0.00 0.00 258.20
S.D. 0.00 0.00 0.00 2.55 15.88 38.58 58.67 48.77 17.78 1.93 0.00 0.00 100.83
SKEW 0.00 0.00 0.00 6.66 2.68 1.87 1.32 0.53 1.20 5.28 0.00 0.00 0.46
MAX 0.00 0.00 0.00 22.00 82.00 210.50 393.00 206.50 91.00 14.00 0.00 0.00 569.00
MIN 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.50 0.00 0.00 0.00 0.00 74.00
NO YRS 105 106 103 112 109 109 110 108 108 99 98 101 88