DETROIT LAKES 1 NNE, MINNESOTA

Monthly Total Cooling Degree Days

(212142)

Base Temperature = 65 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1895 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 0.00
1896 0.00 b 0.00 c 0.00 c 0.50 0.00 z 0.00 z 149.50 97.59 d 10.56 c 0.00 b 0.00 t 0.00 l 258.15
1897 0.00 0.00 j 0.00 n 0.00 32.00 50.50 188.67 b 47.10 e 174.50 0.00 m 0.00 c 0.00 c 492.77
1898 0.00 p 0.00 d 0.00 c 0.00 7.50 49.50 114.18 a 63.50 41.00 0.00 0.00 e 0.00 275.68
1899 0.00 0.00 0.00 b 0.00 1.66 c 36.00 117.00 80.50 2.00 0.00 0.00 0.00 237.16
1900 0.00 0.00 0.00 0.00 26.00 86.11 c 59.50 207.00 37.50 0.00 l 0.00 b 0.00 b 416.11
1901 0.00 0.00 0.00 6.72 a 20.50 65.69 a 215.50 86.00 3.46 d 0.00 0.00 0.00 b 397.88
1902 0.00 a 0.00 a 0.00 0.00 24.50 19.00 99.50 40.00 0.00 0.00 0.00 0.00 183.00
1903 0.00 0.00 0.00 0.00 12.83 b 47.50 77.00 32.50 0.00 0.00 0.00 0.00 169.83
1904 0.00 z 0.00 0.00 c 0.00 0.00 23.00 15.50 33.00 3.50 0.00 0.00 0.00 a 75.00
1905 0.00 b 0.00 f 0.00 0.00 a 0.00 6.00 47.53 a 80.00 15.00 0.00 0.00 0.00 148.53
1906 0.00 b 0.00 j 0.00 k 0.00 a 3.10 a 13.97 a 95.50 84.00 47.50 0.00 g 0.00 0.00 244.07
1907 0.00 a 0.00 b 0.00 d 0.00 c 0.00 58.97 a 61.50 46.00 0.00 a 0.00 b 0.00 0.00 166.47
1908 0.00 0.00 0.00 0.00 0.50 35.00 130.31 d 43.50 66.96 b 0.00 b 0.00 d 0.00 c 276.28
1909 0.00 0.00 0.00 0.00 6.64 c 65.00 105.92 a 181.50 10.00 10.69 b 0.00 c 0.00 379.75
1910 0.00 0.00 0.00 0.00 0.00 193.50 149.00 56.00 6.00 6.72 a 0.00 0.00 411.22
1911 0.00 0.00 0.00 e 0.00 43.00 172.00 117.50 60.50 0.00 0.00 0.00 b 0.00 393.00
1912 0.00 0.00 0.00 1.50 8.00 85.50 130.00 20.00 40.00 0.00 0.00 b 0.00 285.00
1913 0.00 0.00 0.00 5.00 26.00 136.00 50.50 93.50 25.50 0.00 0.00 0.00 336.50
1914 0.00 0.00 0.00 c 0.00 20.50 26.50 244.00 99.00 19.50 10.50 0.00 0.00 420.00
1915 0.00 0.00 a 0.00 0.00 a 0.00 17.00 51.09 d 58.50 35.50 0.00 0.00 0.00 162.09
1916 0.00 a 0.00 0.00 a 0.00 4.13 a 1.00 283.50 100.00 17.00 0.00 0.00 a 0.00 a 405.63
1917 0.00 0.00 0.00 0.00 10.33 a 29.50 198.50 65.10 a 11.00 0.00 0.00 0.00 314.43
1918 0.00 0.00 0.00 0.00 4.50 34.50 79.57 a 82.00 3.00 1.00 0.00 g 0.00 204.57
1919 0.00 0.00 0.00 0.00 d 34.50 146.00 190.50 91.50 26.00 0.00 0.00 0.00 b 488.50
1920 0.00 0.00 0.00 0.00 0.00 60.50 90.00 119.00 38.00 1.55 a 0.00 g 0.00 309.05
1921 0.00 0.00 0.00 0.00 10.50 218.00 273.50 134.00 28.50 0.00 0.00 0.00 664.50
1922 0.00 0.00 0.00 a 0.00 31.00 78.00 92.50 235.50 88.50 17.00 0.00 0.00 542.50
1923 0.00 0.00 0.00 0.00 a 33.58 a 153.00 238.50 65.50 35.50 2.07 a 0.00 0.00 528.15
1924 0.00 0.00 0.00 0.00 0.00 19.00 80.08 a 79.05 a 7.50 0.00 a 0.00 0.00 185.63
1925 0.00 0.00 e 0.00 0.00 31.50 62.50 109.00 174.00 51.50 0.00 0.00 0.00 428.50
1926 0.00 0.00 0.00 0.00 42.50 34.00 196.50 76.50 5.50 0.00 0.00 0.00 355.00
1927 0.00 0.00 0.00 0.00 0.00 70.00 76.50 60.50 79.66 a 0.00 0.00 0.00 286.66
1928 0.00 0.00 a 0.00 0.00 21.00 9.50 124.00 131.00 4.00 0.00 0.00 0.00 289.50
1929 0.00 0.00 0.00 0.00 18.50 52.50 185.00 145.00 64.50 0.00 0.00 0.00 465.50
1930 0.00 0.00 0.00 0.00 10.50 64.50 258.00 238.00 39.00 6.50 0.00 0.00 616.50
1931 0.00 0.00 0.00 0.00 18.50 165.00 208.50 111.50 104.50 1.00 0.00 0.00 609.00
1932 0.00 0.00 c 0.00 a 0.00 26.50 125.00 224.50 133.50 12.00 0.00 0.00 0.00 521.50
1933 0.00 0.00 0.00 0.00 10.00 232.00 244.90 a 109.50 23.50 0.00 0.00 0.00 619.90
1934 0.00 i 0.00 z 0.00 i 5.00 84.50 91.50 165.00 135.00 3.00 1.00 0.00 0.00 485.00
1935 0.00 0.00 0.00 0.00 0.00 18.50 272.00 157.00 17.50 0.00 0.00 0.00 465.00
1936 0.00 0.00 0.00 0.00 35.50 59.00 384.50 170.00 48.00 1.00 0.00 0.00 698.00
1937 0.00 0.00 0.00 0.00 16.50 42.50 197.50 223.00 36.00 3.00 0.00 0.00 518.50
1938 0.00 0.00 0.00 0.00 0.00 55.00 126.00 177.00 10.50 8.00 0.00 0.00 376.50
1939 0.00 0.00 0.00 0.00 48.00 64.50 193.75 a 162.50 81.50 0.00 0.00 0.00 550.25
1940 0.00 0.00 0.00 0.00 3.00 38.00 169.00 117.80 a 72.50 0.00 0.00 0.00 400.30
1941 0.00 a 0.00 a 0.00 0.00 28.00 123.00 210.00 138.00 45.50 0.00 0.00 0.00 a 544.50
1942 0.00 0.00 0.00 2.50 2.07 a 21.00 94.55 a 73.00 17.00 0.00 0.00 0.00 a 210.12
1943 0.00 0.00 0.00 0.00 a 2.58 a 79.00 237.15 a 144.00 18.50 0.00 0.00 0.00 b 481.23
1944 0.00 b 0.00 a 0.00 0.00 29.00 82.00 119.50 123.50 2.50 0.00 0.00 0.00 356.50
1945 0.00 0.00 k 0.00 0.00 0.00 36.50 141.00 115.00 31.00 0.00 0.00 a 0.00 323.50
1946 0.00 a 0.00 a 0.00 1.00 14.50 94.50 203.50 110.00 18.50 0.00 0.00 0.00 a 442.00
1947 0.00 0.00 0.00 0.00 1.50 24.00 231.47 a 297.50 78.50 2.07 a 0.00 0.00 635.03
1948 0.00 b 0.00 0.00 0.00 8.50 48.00 199.50 143.50 81.50 0.00 0.00 0.00 481.00
1949 0.00 0.00 b 0.00 a 4.50 g 16.05 c 86.50 181.50 203.50 0.00 0.00 0.00 0.00 487.55
1950 0.00 0.00 0.00 0.00 6.50 87.93 a 101.00 80.08 a 15.50 0.00 b 0.00 0.00 a 291.01
1951 0.00 0.00 0.00 a 0.00 4.50 21.50 130.00 38.50 1.50 1.50 0.00 0.00 197.50
1952 0.00 a 0.00 0.00 a 4.00 7.00 67.00 96.00 62.00 48.62 a 0.00 0.00 a 0.00 b 284.62
1953 0.00 c 0.00 c 0.00 a 0.00 9.00 70.50 99.50 132.50 31.61 b 2.00 f 0.00 0.00 z 343.11
1954 0.00 j 0.00 i 0.00 b 0.00 3.00 50.50 126.50 52.00 10.50 0.00 0.00 0.00 242.50
1955 0.00 z 0.00 b 0.00 b 0.00 39.27 a 48.50 163.50 133.00 7.50 0.00 0.00 0.00 a 391.77
1956 0.00 b 0.00 e 0.00 b 0.00 1.00 102.50 28.93 a 54.00 4.50 0.00 a 0.00 a 0.00 b 190.93
1957 0.00 a 0.00 a 0.00 b 0.00 0.00 2.00 175.00 61.50 17.07 a 0.00 0.00 0.00 i 255.57
1958 0.00 i 0.00 d 0.00 b 0.00 9.62 b 8.79 a 32.03 a 80.71 b 9.64 b 0.00 a 0.00 0.00 b 140.80
1959 0.00 a 0.00 0.00 0.00 b 40.00 81.50 126.14 b 169.43 b 13.97 a 0.00 0.00 c 0.00 d 431.03
1960 0.00 b 0.00 0.00 d 0.00 a 3.62 a 10.50 144.31 b 122.89 c 37.24 a 0.00 c 0.00 0.00 c 318.56
1961 0.00 z 0.00 c 0.00 a 0.00 6.20 a 89.50 47.69 e 138.50 f 16.50 f 0.00 0.00 b 0.00 b 143.39
1962 0.00 e 0.00 a 0.00 c 0.00 z 0.00 21.92 d 45.00 109.00 9.00 7.75 a 0.00 0.00 a 192.67
1963 0.00 0.00 0.00 0.00 2.87 d 132.50 157.00 75.50 11.50 6.50 0.00 z 0.00 a 385.87
1964 0.00 0.00 0.00 0.00 d 28.50 0.00 z 0.00 z 71.50 23.00 0.00 0.00 c 0.00 a 123.00
1965 0.00 0.00 b 0.00 0.00 3.50 15.00 90.70 d 75.00 0.00 0.00 z 0.00 z 0.00 a 184.20
1966 0.00 a 0.00 0.00 0.00 5.00 86.00 192.50 66.00 25.00 0.00 0.00 0.00 374.50
1967 0.00 0.00 0.00 0.00 4.00 24.00 97.50 70.50 8.50 4.50 0.00 0.00 209.00
1968 0.00 0.00 0.00 0.00 0.00 43.00 122.00 111.00 8.50 2.00 0.00 0.00 286.50
1969 0.00 0.00 0.00 0.00 37.00 3.00 91.50 180.00 31.50 0.00 0.00 0.00 343.00
1970 0.00 0.00 0.00 0.00 7.00 103.50 158.50 100.50 64.50 0.00 0.00 0.00 434.00
1971 0.00 0.00 0.00 1.00 0.00 67.50 41.00 87.00 39.50 0.00 0.00 a 0.00 236.00
1972 0.00 0.00 0.00 0.00 40.00 32.50 57.00 125.00 3.50 0.00 0.00 0.00 258.00
1973 0.00 0.00 0.00 0.00 1.00 77.00 112.50 215.00 29.50 0.00 0.00 0.00 435.00
1974 0.00 0.00 a 0.00 0.00 4.50 50.00 226.00 69.00 0.00 0.00 0.00 0.00 349.50
1975 0.00 0.00 0.00 0.00 6.50 72.50 204.50 53.00 0.00 3.00 0.00 0.00 339.50
1976 0.00 0.00 0.00 0.00 k 0.00 115.00 148.00 215.00 59.50 1.00 0.00 0.00 538.50
1977 0.00 0.00 0.00 3.50 86.50 52.50 176.91 b 8.27 a 4.50 0.00 0.00 a 0.00 332.18
1978 0.00 0.00 0.00 0.00 17.50 51.00 119.00 116.50 92.00 0.00 0.00 z 0.00 396.00
1979 0.00 0.00 0.00 0.00 5.00 43.50 87.00 30.50 24.00 0.00 0.00 z 0.00 z 190.00
1980 0.00 0.00 0.00 13.50 32.50 19.50 98.00 47.00 18.75 b 0.00 0.00 0.00 229.25
1981 0.00 a 0.00 0.00 0.00 5.50 12.50 137.50 91.50 21.00 0.00 0.00 0.00 268.00
1982 0.00 0.00 0.00 0.50 5.00 13.00 93.50 118.50 29.00 0.00 0.00 0.00 259.50
1983 0.00 a 0.00 0.00 0.00 0.00 59.00 208.00 263.00 73.00 0.00 0.00 0.00 603.00
1984 0.00 0.00 z 0.00 0.00 9.50 64.00 156.50 227.50 12.00 0.50 0.00 0.00 470.00
1985 0.00 0.00 0.00 4.50 28.00 29.50 128.50 35.00 9.00 0.00 0.00 0.00 234.50
1986 0.00 0.00 0.00 0.00 31.00 103.00 173.50 68.50 6.50 0.00 0.00 0.00 382.50
1987 0.00 a 0.00 0.00 6.00 52.00 122.50 226.00 91.50 10.00 0.00 0.00 0.00 508.00
1988 0.00 0.00 z 0.00 0.00 69.00 205.00 212.50 224.50 17.00 0.00 0.00 0.00 728.00
1989 0.00 0.00 0.00 0.00 6.50 49.00 213.50 123.00 18.50 3.00 0.00 0.00 413.50
1990 0.00 0.00 0.00 14.50 1.50 62.00 82.00 116.00 44.50 0.00 0.00 0.00 320.50
1991 0.00 0.00 0.00 0.00 64.50 100.00 91.00 0.00 z 18.00 0.00 0.00 0.00 273.50
1992 0.00 0.00 a 0.00 z 0.00 45.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 45.00
1993 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
1994 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 48.50 40.00 25.50 34.50 0.00 0.00 0.00 148.50
1995 0.00 0.00 0.00 0.00 2.50 158.00 96.00 150.50 29.50 1.00 0.00 0.00 437.50
1996 0.00 0.00 0.00 0.00 0.00 98.50 70.00 120.50 43.50 0.00 z 0.00 0.00 332.50
1997 0.00 z 0.00 z 0.00 z 0.00 z 0.00 70.50 134.69 b 80.50 19.00 6.00 0.00 0.00 310.69
1998 0.00 0.00 0.00 0.00 18.00 37.50 111.50 154.50 125.00 0.00 0.00 0.00 446.50
1999 0.00 0.00 0.00 0.00 32.50 144.50 286.00 188.00 19.50 0.00 0.00 0.00 670.50
2000 0.00 0.00 0.00 0.00 35.50 92.50 253.50 201.50 35.50 0.00 0.00 0.00 618.50
2001 0.00 0.00 0.00 9.00 27.50 163.50 299.00 249.00 49.00 0.00 0.00 0.00 797.00
2002 0.00 0.00 0.00 7.00 23.50 161.50 254.00 131.00 93.00 0.00 0.00 0.00 670.00
2003 0.00 0.00 0.00 1.50 7.50 61.50 135.50 233.50 49.00 11.00 0.00 a 0.00 a 499.50
2004 0.00 a 0.00 0.00 2.50 1.50 28.50 123.00 34.50 82.50 2.00 0.00 0.00 a 274.50
2005 0.00 0.00 0.00 5.00 3.00 119.50 234.00 111.00 58.50 8.00 0.00 0.00 539.00
2006 0.00 0.00 0.00 1.50 56.00 55.00 279.00 119.50 20.50 6.20 a 0.00 a 0.00 537.70
2007 0.00 0.00 0.00 0.00 41.50 186.50 248.00 137.00 83.50 1.00 0.00 0.00 697.50
2008 0.00 0.00 0.00 0.00 0.00 27.50 131.50 114.50 44.50 0.00 0.00 0.00 318.00
2009 0.00 a 0.00 b 0.00 0.00 6.50 49.00 40.50 68.00 43.00 0.00 a 0.00 0.00 207.00
2010 0.00 0.00 a 0.00 0.00 33.50 45.50 n 148.50 190.00 0.00 0.50 0.00 a 0.00 b 372.50
2011 0.00 p 0.00 g 0.00 f 0.00 z 3.00 f 71.67 c 245.13 d 131.75 e 20.50 g 13.50 g 0.00 g 0.00 k 448.55
2012 0.00 f 0.00 c 1.19 e 0.00 e 34.44 d 96.11 c 269.24 d 105.83 b 37.50 0.00 0.00 0.00 544.32
2013 0.00 0.00 b 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
Period of Record Statistics
MEAN 0.00 0.00 0.01 0.87 16.65 70.05 150.14 113.88 31.12 1.27 0.00 0.00 401.74
S.D. 0.00 0.00 0.11 2.47 18.74 50.57 72.77 60.24 30.25 2.94 0.00 0.00 150.82
SKEW 0.00 0.00 10.30 3.61 1.44 1.10 0.43 0.74 1.68 2.90 0.00 0.00 0.41
MAX 0.00 0.00 1.19 14.50 86.50 232.00 384.50 297.50 174.50 17.00 0.00 0.00 797.00
MIN 0.00 0.00 0.00 0.00 0.00 1.00 15.50 8.27 0.00 0.00 0.00 0.00 162.09
NO YRS 106 106 109 110 113 112 114 113 113 108 107 111 81