MELLETTE 4 W, SOUTH DAKOTA

Monthly Total Cooling Degree Days

(395456)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1893 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
1894 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
1895 0.00 z 0.00 z 0.00 z 0.00 z 17.50 n 61.50 144.50 i 241.36 c 146.54 d 0.00 z 0.00 z 0.00 z 449.40
1896 0.00 z 0.00 z 0.00 z 0.00 z 28.00 115.00 287.50 269.00 53.33 c 1.03 a 0.00 0.00 753.87
1897 0.00 0.00 0.00 0.50 45.50 156.00 258.50 80.00 180.50 15.50 0.00 0.00 736.50
1898 0.00 0.00 0.00 0.00 28.50 159.00 282.00 205.00 81.00 1.07 b 0.00 z 0.00 z 756.57
1899 0.00 z 0.00 b 0.00 6.72 a 26.00 95.50 286.75 a 173.50 f 24.50 0.00 0.00 g 0.00 a 439.47
1900 0.00 0.00 a 0.00 0.00 48.00 145.00 194.00 313.50 84.64 b 2.50 0.00 0.00 787.64
1901 0.00 0.00 0.00 41.00 52.50 18.50 s 411.94 e 47.00 x 43.00 0.00 0.00 0.00 548.44
1902 0.00 a 0.00 0.00 1.50 12.50 31.00 197.50 104.00 6.50 0.00 0.00 0.00 353.00
1903 0.00 b 0.00 0.00 0.00 24.00 71.00 143.50 117.50 20.50 0.52 a 0.00 0.00 377.02
1904 0.00 0.00 0.00 0.00 9.00 67.00 106.50 124.00 26.00 0.00 a 0.00 c 0.00 a 332.50
1905 0.00 z 0.00 l 0.00 0.00 1.07 b 50.69 a 118.66 b 195.82 a 60.52 a 15.50 0.00 c 0.00 e 442.25
1906 0.00 0.00 b 0.00 0.00 z 38.00 68.00 150.00 132.00 79.50 7.50 0.00 0.00 475.00
1907 0.00 0.00 0.00 0.00 0.00 a 78.00 130.50 208.39 d 13.50 0.00 0.00 0.00 430.39
1908 0.00 0.00 0.00 11.50 5.50 56.50 171.50 86.80 a 145.50 4.00 0.00 0.00 481.30
1909 0.00 f 0.00 0.00 a 0.00 6.50 114.83 a 161.72 a 304.00 35.17 a 22.06 e 0.00 0.00 644.27
1910 0.00 a 0.00 a 3.74 b 2.50 1.00 189.31 a 234.50 118.32 a 29.00 21.50 0.00 0.00 599.87
1911 0.00 0.00 0.00 a 2.00 71.00 241.50 177.00 112.50 37.50 0.00 0.00 a 0.00 641.50
1912 0.00 a 0.00 0.00 0.00 15.00 108.50 201.50 85.00 85.34 a 7.50 0.00 0.00 502.84
1913 0.00 0.00 0.00 4.50 38.00 215.00 152.00 251.50 111.00 0.00 0.00 0.00 772.00
1914 0.00 0.00 0.00 10.50 18.60 a 78.00 281.50 147.00 37.24 a 23.50 0.00 0.00 596.34
1915 0.00 0.00 0.00 10.00 5.00 24.00 81.50 75.00 40.00 0.00 a 0.00 a 0.00 b 235.50
1916 0.00 0.00 0.00 0.00 25.50 29.00 411.00 179.00 36.00 0.00 0.00 0.00 680.50
1917 0.00 0.00 0.00 0.00 11.50 88.00 286.00 148.00 37.00 0.00 0.00 0.00 570.50
1918 0.00 0.00 0.00 0.00 33.50 126.00 174.50 208.50 8.50 0.50 0.00 0.00 551.50
1919 0.00 0.00 0.00 0.00 21.50 192.00 255.00 170.50 107.59 a 0.00 0.00 0.00 746.59
1920 0.00 0.00 a 0.00 0.00 2.58 a 104.50 172.00 145.18 a 65.00 26.50 0.00 0.00 515.77
1921 0.00 0.00 0.00 0.00 27.00 292.00 307.50 206.00 36.50 0.00 0.00 0.00 869.00
1922 0.00 0.00 0.00 0.00 16.50 115.00 185.00 279.50 105.00 0.00 z 0.00 z 0.00 701.00
1923 0.00 0.00 0.00 3.00 23.50 153.50 283.65 a 132.00 57.00 3.50 0.00 0.00 656.15
1924 0.00 0.00 0.00 1.00 0.00 49.00 132.00 123.00 16.00 4.00 0.00 0.00 325.00
1925 0.00 0.00 0.00 7.00 61.48 a 78.50 192.00 258.33 a 100.50 0.00 0.00 0.00 697.82
1926 0.00 0.00 0.00 4.00 114.50 118.45 a 266.00 152.00 40.50 0.00 a 0.00 0.00 695.45
1927 0.00 0.00 0.00 0.00 0.00 111.00 113.50 107.00 140.00 0.00 0.00 0.00 471.50
1928 0.00 0.00 0.00 0.00 32.00 23.50 191.50 192.20 a 25.50 7.23 a 0.00 0.00 a 471.93
1929 0.00 0.00 0.00 0.00 28.00 117.41 a 299.00 226.50 59.00 0.00 0.00 0.00 729.91
1930 0.00 0.00 0.00 0.00 22.50 104.00 386.50 285.00 49.50 17.57 a 0.00 0.00 865.07
1931 0.00 0.00 0.00 0.50 45.00 271.00 391.00 239.00 171.00 5.00 0.00 0.00 1122.50
1932 0.00 0.00 0.00 5.00 54.77 a 138.50 305.35 a 215.45 a 30.50 0.00 0.00 0.00 749.57
1933 0.00 0.00 a 0.00 0.00 18.00 391.50 348.50 186.50 125.50 0.00 0.00 0.00 1070.00
1934 0.00 0.00 0.00 6.00 228.50 172.00 371.00 245.50 21.00 4.50 0.00 a 0.00 f 1048.50
1935 0.00 d 0.00 0.00 0.00 0.00 75.50 399.50 263.00 63.50 6.00 0.00 0.00 807.50
1936 0.00 0.00 0.00 a 0.00 83.00 216.50 577.50 334.00 129.50 0.00 0.00 0.00 1340.50
1937 0.00 a 0.00 0.00 0.00 28.00 114.31 a 361.50 423.00 112.00 12.50 0.00 0.00 1051.31
1938 0.00 0.00 2.50 2.00 10.50 184.50 279.52 a 354.50 69.00 19.50 0.00 0.00 922.02
1939 0.00 0.00 0.00 0.00 80.50 112.50 326.00 251.00 151.00 1.00 0.00 0.00 922.00
1940 0.00 a 0.00 0.00 0.00 24.50 106.00 381.00 186.50 149.50 0.00 0.00 0.00 847.50
1941 0.00 0.00 0.00 a 3.00 62.00 135.00 302.00 280.50 102.00 0.00 0.00 0.00 a 884.50
1942 0.00 0.00 0.00 a 7.50 13.50 73.50 172.00 187.00 50.00 3.50 0.00 0.00 507.00
1943 0.00 0.00 b 0.00 0.00 12.29 b 119.50 296.00 212.35 a 26.50 4.50 0.00 a 0.00 671.14
1944 0.00 0.00 0.00 0.00 80.50 95.50 197.88 a 201.00 26.00 2.07 a 0.00 0.00 602.95
1945 0.00 0.00 0.00 0.00 5.50 30.00 a 242.50 208.50 84.00 0.00 0.00 0.00 570.50
1946 0.00 0.00 3.62 a 12.00 0.00 z 138.00 i 223.50 133.00 46.50 0.50 0.00 a 0.00 419.12
1947 0.00 0.00 0.00 0.00 2.50 39.83 a 223.72 a 418.50 104.50 17.00 0.00 0.00 a 806.04
1948 0.00 0.00 0.00 1.00 30.50 64.50 259.50 243.50 137.00 0.00 0.00 0.00 736.00
1949 0.00 0.00 0.00 3.50 44.50 159.50 342.50 328.00 19.00 5.50 0.00 0.00 902.50
1950 0.00 0.00 0.00 0.00 14.50 134.48 a 146.73 a 113.00 31.00 0.00 0.00 0.00 a 439.72
1951 0.00 0.00 0.00 10.00 8.00 26.50 197.00 151.50 6.72 a 3.50 0.00 0.00 403.22
1952 0.00 0.00 a 0.00 16.00 21.50 224.00 272.50 219.50 145.50 0.00 0.00 a 0.00 899.00
1953 0.00 0.00 a 0.00 0.00 22.00 153.00 205.38 c 0.00 z 48.50 26.00 0.00 0.00 454.88
1954 0.00 0.00 0.00 1.00 18.50 98.50 336.35 a 203.50 20.00 0.00 0.00 0.00 677.85
1955 0.00 0.00 0.00 11.00 69.00 84.00 388.00 334.50 88.00 5.50 0.00 0.00 980.00
1956 0.00 0.00 0.00 0.00 25.00 245.00 187.50 182.00 31.03 a 17.57 a 0.00 0.00 688.10
1957 0.00 0.00 0.00 0.00 14.50 43.50 346.00 244.50 21.50 6.00 0.00 a 0.00 676.00
1958 0.00 0.00 0.00 2.00 38.50 69.00 152.50 293.00 92.50 3.50 0.00 0.00 651.00
1959 0.00 0.00 a 0.00 0.00 56.50 246.50 304.00 343.50 86.50 0.00 0.00 0.00 1037.00
1960 0.00 0.00 0.00 0.00 16.00 40.00 286.00 242.00 98.50 0.00 0.00 0.00 682.50
1961 0.00 0.00 0.00 3.00 13.50 160.00 188.00 293.50 70.50 2.00 0.00 0.00 730.50
1962 0.00 0.00 0.00 6.00 5.50 73.50 133.50 185.50 14.00 3.50 0.00 0.00 421.50
1963 0.00 0.00 0.00 0.00 13.50 155.50 246.00 218.50 42.50 17.50 0.00 0.00 693.50
1964 0.00 0.00 0.00 0.00 39.50 151.00 358.00 170.50 47.50 2.00 0.00 0.00 768.50
1965 0.00 0.00 0.00 0.00 17.00 53.00 255.50 206.50 7.00 0.00 0.00 0.00 539.00
1966 0.00 0.00 0.00 0.00 18.00 135.50 351.00 110.00 25.50 0.00 0.00 0.00 640.00
1967 0.00 a 0.00 b 0.00 0.00 23.50 30.50 163.27 a 160.00 28.00 15.50 0.00 0.00 420.77
1968 0.00 0.00 0.00 1.00 6.00 132.00 201.50 205.50 29.00 5.00 0.00 0.00 z 580.00
1969 0.00 z 0.00 z 0.00 z 0.00 z 54.50 k 30.50 210.50 302.77 a 31.50 r 0.00 z 0.00 0.00 543.77
1970 0.00 0.00 0.00 a 0.00 20.00 168.00 292.50 236.50 128.79 a 1.00 0.00 0.00 a 846.79
1971 0.00 0.00 0.00 12.50 1.50 184.50 139.50 b 257.00 65.50 0.50 0.00 0.00 b 661.00
1972 0.00 0.00 0.00 d 0.00 z 57.35 a 89.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 146.35
1973 0.00 0.00 0.00 b 0.00 z 6.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 6.50
1974 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 84.50 f 396.80 a 150.00 25.00 0.00 0.00 0.00 571.80
1975 0.00 0.00 0.00 0.00 a 7.00 106.50 382.33 a 219.00 28.50 15.00 0.00 0.00 758.33
1976 0.00 0.00 0.00 a 1.03 a 5.50 178.50 322.92 a 327.50 73.50 0.00 0.00 a 0.00 908.95
1977 0.00 a 0.00 0.00 a 3.00 69.00 36.50 w 281.30 d 46.00 18.00 0.00 0.00 0.00 417.30
1978 0.00 a 0.00 0.00 0.00 18.08 a 100.86 a 156.50 194.55 b 136.50 0.00 a 0.00 0.00 606.50
1979 0.00 0.00 0.00 0.00 15.00 90.54 b 202.10 e 120.50 68.00 0.00 b 0.00 z 0.00 z 496.13
1980 0.00 z 0.00 j 0.00 a 14.46 b 64.50 114.50 246.00 158.74 b 31.03 a 0.00 a 0.00 0.00 629.24
1981 0.00 0.00 0.00 5.50 7.75 a 57.00 272.00 174.00 25.50 0.00 0.00 0.00 541.75
1982 0.00 0.00 0.00 0.00 8.50 26.50 0.00 z 207.00 42.50 0.00 0.00 0.00 284.50
1983 0.00 0.00 0.00 0.00 1.50 93.00 294.50 366.00 81.00 0.00 0.00 0.00 836.00
1984 0.00 0.00 0.00 0.00 21.00 79.00 217.50 228.50 13.00 3.50 0.00 0.00 562.50
1985 0.00 0.00 0.00 8.00 46.50 54.50 194.00 85.00 29.50 0.00 0.00 0.00 417.50
1986 0.00 c 0.00 0.00 0.00 19.50 142.50 249.00 97.00 11.00 0.00 0.00 0.00 519.00
1987 0.00 0.00 0.00 11.50 51.00 191.50 332.50 172.00 36.50 0.00 0.00 0.00 795.00
1988 0.00 0.00 0.00 0.00 76.00 310.50 316.00 278.50 24.50 0.00 0.00 0.00 1005.50
1989 0.00 0.00 0.00 1.50 20.00 90.00 342.00 244.50 34.50 12.00 0.00 0.00 744.50
1990 0.00 0.00 0.00 17.50 9.00 123.50 164.00 171.50 117.00 1.00 0.00 0.00 603.50
1991 0.00 0.00 0.00 1.00 71.50 186.50 220.50 215.00 63.00 1.50 0.00 0.00 759.00
1992 0.00 0.00 0.00 0.00 65.50 51.50 34.00 84.50 23.00 0.50 0.00 0.00 259.00
1993 0.00 0.00 0.00 0.00 10.50 47.00 99.00 144.50 5.50 1.00 0.00 0.00 307.50
1994 0.00 0.00 0.00 0.00 77.50 127.50 127.50 109.50 61.00 0.00 0.00 0.00 503.00
1995 0.00 0.00 0.00 0.00 1.00 162.00 215.50 231.00 54.00 0.00 0.00 0.00 663.50
1996 0.00 0.00 0.00 0.00 12.50 135.50 128.50 181.00 63.00 0.00 0.00 0.00 520.50
1997 0.00 0.00 0.00 0.00 8.00 127.50 227.00 159.00 52.50 13.50 0.00 0.00 587.50
1998 0.00 0.00 0.00 1.50 25.50 63.50 251.00 186.50 103.00 0.00 0.00 0.00 631.00
1999 0.00 0.00 0.00 0.00 23.50 110.00 269.50 164.30 a 15.50 0.00 0.00 0.00 582.80
2000 0.00 0.00 0.00 0.00 23.50 97.50 237.00 177.00 44.00 0.00 a 0.00 0.00 579.00
2001 0.00 0.00 0.00 8.50 24.28 a 128.50 306.50 238.50 52.50 0.00 0.00 0.00 758.78
2002 0.00 0.00 0.00 0.00 23.50 215.50 343.50 181.50 117.00 0.00 0.00 0.00 881.00
2003 0.00 0.00 o 0.00 2.50 7.00 80.50 216.00 270.00 64.50 4.00 0.00 c 0.00 644.50
2004 0.00 0.00 0.00 0.00 d 8.50 18.50 144.00 60.50 84.00 0.00 0.00 0.00 315.50
2005 0.00 0.00 0.00 0.00 14.00 132.50 250.50 138.50 105.00 5.50 0.00 e 0.00 a 646.00
2006 0.00 0.00 0.00 0.00 29.50 110.00 354.00 198.00 18.50 5.50 0.00 0.00 715.50
2007 0.00 0.00 0.00 0.00 34.00 135.50 268.50 131.00 76.00 3.00 0.00 0.00 648.00
2008 0.00 0.00 0.00 0.00 0.00 37.50 208.50 144.50 30.00 0.00 0.00 0.00 420.50
2009 0.00 0.00 0.00 0.00 5.50 74.00 73.00 82.50 28.50 0.00 0.00 0.00 263.50
2010 0.00 0.00 0.00 0.00 48.50 90.00 216.50 272.00 1.50 1.00 0.00 0.00 629.50
2011 0.00 0.00 0.00 0.00 1.00 66.50 320.00 163.50 28.00 21.50 0.00 0.00 600.50
2012 0.00 0.00 6.00 2.00 20.00 156.50 371.50 92.50 45.00 0.00 0.00 0.00 693.50
2013 0.00 0.00 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 0.14 2.58 28.23 116.52 248.22 198.52 60.01 4.08 0.00 0.00 659.65
S.D. 0.00 0.00 0.77 5.43 29.96 66.69 90.77 77.24 42.27 6.74 0.00 0.00 205.82
SKEW 0.00 0.00 5.88 3.92 3.12 1.16 0.34 0.48 0.86 1.82 0.00 0.00 0.34
MAX 0.00 0.00 6.00 41.00 228.50 391.50 577.50 423.00 180.50 26.50 0.00 0.00 1340.50
MIN 0.00 0.00 0.00 0.00 0.00 18.50 34.00 46.00 1.50 0.00 0.00 0.00 235.50
NO YRS 111 112 114 111 114 113 114 113 115 113 111 112 96