WATERTOWN RGNL AP, SOUTH DAKOTA

Monthly Total Cooling Degree Days

(398932)

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 0.00 0.00 0.00 13.90 b 40.00 r 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 13.90
1894 0.00 0.00 0.00 4.66 a 49.00 227.68 b 0.00 z 0.00 z 0.00 z 0.00 z 0.00 o 0.00 281.33
1895 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 z 0.00
1896 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
1897 0.00 z 0.00 z 0.00 b 0.00 4.50 58.45 a 145.50 26.00 106.50 0.00 0.00 0.00 340.95
1898 0.00 0.00 0.00 0.00 16.00 73.00 111.00 97.50 50.00 0.00 0.00 0.00 347.50
1899 0.00 0.00 0.00 4.00 9.50 69.00 140.00 130.00 9.50 0.00 0.00 0.00 362.00
1900 0.00 0.00 0.00 0.00 42.50 119.50 124.50 276.00 43.50 3.50 0.00 0.00 b 609.50
1901 0.00 a 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
1902 0.00 e 0.00 b 0.00 z 0.00 8.78 a 26.38 a 142.00 55.00 h 0.00 n 0.00 a 0.00 b 0.00 a 177.16
1903 0.00 0.00 0.00 0.00 a 5.00 25.50 96.88 c 71.82 a 10.86 a 0.00 b 0.00 a 0.00 a 210.05
1904 0.00 0.00 0.00 c 0.00 a 3.50 43.00 48.57 a 71.30 a 10.18 b 0.00 0.00 0.00 176.55
1905 0.00 c 0.00 0.00 0.00 0.00 35.77 d 85.50 146.50 25.50 4.00 0.00 b 0.00 297.27
1906 0.00 g 0.00 a 0.00 a 0.00 a 12.50 28.50 56.50 111.00 40.50 0.00 0.00 0.00 249.00
1907 0.00 a 0.00 0.00 a 0.00 c 0.00 b 54.00 i 90.79 c 115.70 c 6.00 0.00 h 0.00 0.00 212.48
1908 0.00 0.00 b 0.00 a 0.00 b 8.50 45.56 c 86.00 f 88.19 b 98.50 0.00 0.00 0.00 240.75
1909 0.00 0.00 0.00 a 0.00 6.00 97.00 167.50 236.00 f 33.50 9.41 c 0.00 0.00 313.41
1910 0.00 0.00 0.00 6.00 2.00 166.00 216.00 98.00 18.00 8.50 0.00 z 0.00 514.50
1911 0.00 0.00 0.00 f 0.00 66.00 206.38 a 161.50 87.00 30.50 0.00 0.00 0.00 551.38
1912 0.00 0.00 0.00 0.00 6.50 69.00 145.00 60.50 56.79 b 0.00 0.00 0.00 337.79
1913 0.00 0.00 0.00 a 0.00 31.50 149.00 101.50 205.00 86.50 4.50 0.00 0.00 578.00
1914 0.00 0.00 0.00 0.00 19.00 46.00 247.00 132.50 21.00 10.00 0.00 0.00 475.50
1915 0.00 0.00 0.00 5.50 7.00 21.50 63.00 49.50 25.50 0.00 0.00 0.00 172.00
1916 0.00 0.00 0.00 0.00 12.00 15.00 335.50 161.50 31.00 0.00 0.00 0.00 555.00
1917 0.00 0.00 0.00 0.00 11.50 38.50 237.15 a 94.55 a 11.00 0.00 0.00 0.00 392.70
1918 0.00 0.00 0.00 0.00 28.50 76.00 97.50 166.50 7.00 2.00 0.00 0.00 377.50
1919 0.00 0.00 0.00 0.00 29.00 171.50 251.50 157.00 66.50 0.00 0.00 0.00 675.50
1920 0.00 0.00 0.00 0.00 9.00 105.00 150.50 110.00 70.50 9.00 0.00 0.00 454.00
1921 0.00 0.00 0.00 0.00 27.50 246.00 259.50 159.00 24.50 0.00 0.00 0.00 716.50
1922 0.00 0.00 0.00 0.00 17.00 108.00 130.00 258.50 105.50 22.00 0.00 0.00 641.00
1923 0.00 0.00 0.00 0.50 22.00 139.50 259.50 107.50 53.50 0.00 0.00 0.00 582.50
1924 0.00 0.00 0.00 2.50 0.00 29.50 99.00 37.50 2.50 1.00 0.00 0.00 172.00
1925 0.00 0.00 0.00 0.00 53.50 75.00 124.00 186.00 88.50 0.00 a 0.00 0.00 527.00
1926 0.00 0.00 0.00 1.50 72.00 67.50 187.50 127.50 27.00 0.00 0.00 0.00 483.00
1927 0.00 0.00 0.00 0.00 0.50 79.50 65.00 68.50 127.50 0.00 0.00 0.00 341.00
1928 0.00 0.00 0.00 0.00 32.50 17.00 171.00 173.00 9.50 6.00 0.00 0.00 409.00
1929 0.00 0.00 0.00 0.00 20.00 74.50 211.00 165.50 60.50 0.00 0.00 0.00 531.50
1930 0.00 0.00 0.00 0.00 11.00 69.50 343.00 275.00 44.50 12.50 0.00 0.00 755.50
1931 0.00 0.00 0.00 5.00 30.50 242.00 319.00 185.00 171.50 1.00 0.00 0.00 954.00
1932 0.00 0.00 0.00 0.00 55.00 150.50 284.00 214.50 18.00 0.00 0.00 0.00 722.00
1933 0.00 0.00 0.00 0.00 30.50 368.00 348.00 169.50 118.50 0.00 0.00 0.00 1034.50
1934 0.00 0.00 0.00 17.50 193.00 194.00 339.00 205.50 15.50 6.00 0.00 0.00 970.50
1935 0.00 0.00 0.00 0.00 0.00 54.50 401.00 250.00 58.00 0.50 0.00 0.00 764.00
1936 0.00 0.00 0.00 0.00 77.00 139.50 504.00 286.00 108.50 0.00 0.00 0.00 1115.00
1937 0.00 0.00 0.00 0.00 34.00 105.00 283.50 343.00 84.50 2.50 0.00 0.00 852.50
1938 0.00 0.00 0.00 2.00 4.50 107.50 241.00 288.50 71.50 18.50 0.00 0.00 733.50
1939 0.00 0.00 0.00 5.50 74.50 102.50 265.00 190.00 133.00 0.50 0.00 0.00 771.00
1940 0.00 0.00 0.00 0.00 e 15.50 c 75.50 294.00 123.00 108.50 0.00 0.00 0.00 c 616.50
1941 0.00 0.00 0.00 0.00 36.00 115.50 229.18 c 214.00 77.50 0.00 0.00 0.00 672.18
1942 0.00 0.00 0.00 1.50 6.00 52.00 132.50 122.00 12.50 0.00 0.00 f 0.00 326.50
1943 0.00 0.00 0.00 0.00 14.50 122.50 252.50 170.50 13.00 0.00 0.00 0.00 573.00
1944 0.00 0.00 0.00 0.00 68.00 105.50 159.50 152.00 9.00 h 0.00 0.00 0.00 485.00
1945 0.00 0.00 0.00 0.00 0.00 27.00 168.00 149.50 54.50 0.00 0.00 0.00 399.00
1946 0.00 0.00 0.00 4.50 6.00 120.50 192.00 112.50 25.50 0.00 0.00 0.00 461.00
1947 0.00 0.00 0.00 0.00 0.00 25.00 172.00 315.00 76.00 7.50 0.00 0.00 595.50
1948 0.00 0.00 0.00 0.50 14.50 30.50 216.50 172.00 82.50 0.00 0.00 0.00 516.50
1949 0.00 0.00 0.00 0.00 43.00 91.50 240.00 240.00 4.00 0.00 0.00 0.00 618.50
1950 0.00 0.00 0.00 a 0.00 11.00 101.00 78.00 74.50 18.00 0.00 0.00 0.00 282.50
1951 0.00 0.00 0.00 0.50 1.00 16.50 138.00 78.50 0.00 6.50 0.00 0.00 241.00
1952 0.00 0.00 0.00 4.50 13.00 130.00 192.00 127.50 91.00 0.00 0.00 0.00 558.00
1953 0.00 0.00 0.00 0.00 16.00 121.00 156.50 197.50 39.00 11.50 0.00 0.00 541.50
1954 0.00 0.00 0.00 0.00 0.00 82.00 229.50 126.00 16.50 0.00 0.00 0.00 454.00
1955 0.00 0.00 0.00 2.00 35.00 65.00 302.00 249.03 a 59.00 0.00 0.00 0.00 712.03
1956 0.00 0.00 0.00 0.00 12.00 182.00 100.00 148.50 19.00 0.00 0.00 0.00 461.50
1957 0.00 0.00 0.00 0.00 4.00 34.00 318.00 159.50 8.50 0.00 0.00 0.00 524.00
1958 0.00 0.00 0.00 0.00 29.50 42.50 116.50 223.50 48.00 4.50 0.00 0.00 464.50
1959 0.00 0.00 0.00 0.00 37.00 188.50 213.00 258.00 60.50 0.00 0.00 0.00 757.00
1960 0.00 0.00 0.00 0.00 7.00 31.00 234.50 187.50 97.00 0.00 0.00 0.00 557.00
1961 0.00 0.00 0.00 0.00 8.50 123.00 134.50 259.00 41.50 1.00 0.00 0.00 567.50
1962 0.00 0.00 0.00 4.50 7.50 68.00 120.00 155.00 8.50 5.50 0.00 0.00 369.00
1963 0.00 0.00 0.00 0.00 12.00 152.50 200.00 168.50 37.00 10.00 0.00 0.00 580.00
1964 0.00 0.00 0.00 0.00 46.00 128.00 0.00 z 126.00 28.50 0.00 0.00 0.00 328.50
1965 0.00 0.00 0.00 0.00 3.50 36.00 184.50 142.50 3.00 0.00 0.00 0.00 369.50
1966 0.00 0.00 0.00 0.00 11.50 106.50 331.50 105.50 19.00 0.00 0.00 0.00 574.00
1967 0.00 0.00 0.00 0.00 14.50 37.50 154.00 114.70 a 12.50 3.00 0.00 0.00 336.20
1968 0.00 0.00 0.00 2.50 5.50 112.00 151.00 159.50 15.00 4.00 0.00 0.00 449.50
1969 0.00 0.00 0.00 0.00 37.50 21.50 159.13 a 205.00 44.50 0.00 0.00 0.00 467.63
1970 0.00 0.00 0.00 0.00 19.50 136.50 234.50 182.00 87.50 2.00 0.00 0.00 662.00
1971 0.00 0.00 0.00 0.00 0.00 152.50 109.50 188.50 51.50 0.00 0.00 0.00 502.00
1972 0.00 0.00 0.00 0.00 39.50 85.50 132.50 187.00 20.50 0.00 0.00 0.00 465.00
1973 0.00 0.00 0.00 0.00 3.00 97.00 203.00 288.50 19.50 1.00 0.00 0.00 612.00
1974 0.00 0.00 0.00 0.00 14.00 92.00 340.00 94.00 9.50 0.00 0.00 0.00 549.50
1975 0.00 0.00 0.00 0.00 17.00 96.50 336.50 156.50 14.00 3.00 0.00 0.00 623.50
1976 0.00 0.00 0.00 0.00 0.00 157.00 304.50 263.00 67.00 2.50 0.00 0.00 794.00
1977 0.00 0.00 0.00 2.50 74.00 112.00 240.00 51.50 15.00 0.00 0.00 0.00 495.00
1978 0.00 0.00 0.00 0.00 18.50 102.00 185.50 205.50 145.00 0.00 0.00 0.00 656.50
1979 0.00 0.00 0.00 0.00 7.50 80.50 185.50 125.50 54.50 0.00 0.00 0.00 453.50
1980 0.00 0.00 0.00 10.00 46.50 86.50 199.00 125.00 43.50 3.50 0.00 0.00 514.00
1981 0.00 0.00 0.00 0.00 10.00 65.50 225.50 156.00 32.00 0.00 0.00 0.00 489.00
1982 0.00 0.00 0.00 0.50 8.50 26.00 237.50 182.50 30.00 0.00 0.00 0.00 485.00
1983 0.00 0.00 0.00 0.00 3.00 89.50 321.50 347.50 68.00 0.00 0.00 0.00 829.50
1984 0.00 k 0.00 0.00 0.00 6.50 71.00 210.50 207.00 16.00 0.50 0.00 0.00 511.50
1985 0.00 0.00 0.00 5.00 44.50 62.00 0.00 z 0.00 z 47.00 0.00 0.00 0.00 158.50
1986 0.00 0.00 0.00 0.00 18.50 143.50 238.50 88.50 15.50 0.00 0.00 0.00 504.50
1987 0.00 0.00 0.00 11.00 73.00 206.00 324.00 158.50 26.00 0.00 0.00 0.00 798.50
1988 0.00 0.00 0.00 0.50 70.50 294.50 347.50 273.00 46.00 0.00 0.00 0.00 1032.00
1989 0.00 0.00 0.00 1.00 11.00 92.50 308.50 179.50 44.50 5.50 0.00 0.00 642.50
1990 0.00 0.00 0.00 15.50 6.50 114.50 155.50 162.50 124.00 0.00 0.00 a 0.00 578.50
1991 0.00 0.00 0.00 0.50 61.00 163.50 208.50 166.50 55.50 0.00 0.00 0.00 655.50
1992 0.00 0.00 0.00 6.50 40.50 48.50 27.00 72.50 10.00 0.50 0.00 0.00 205.50
1993 0.00 0.00 0.00 0.00 3.00 37.50 107.50 143.00 4.00 2.50 0.00 0.00 297.50
1994 0.00 0.00 0.00 0.00 72.50 114.50 145.50 105.50 60.00 0.00 0.00 0.00 498.00
1995 0.00 0.00 0.00 0.00 0.00 145.50 205.50 239.00 41.00 2.50 0.00 0.00 633.50
1996 0.00 0.00 0.00 0.00 g 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
1997 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
1998 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
1999 0.00 z 0.00 z 0.00 a 0.00 8.00 93.62 a 248.00 147.00 20.00 0.00 a 0.00 a 0.00 516.62
2000 0.00 0.00 a 0.00 0.00 19.50 82.50 209.50 163.50 39.00 0.50 0.00 0.00 514.50
2001 0.00 b 0.00 0.00 9.50 17.00 120.50 285.00 203.00 46.00 0.00 0.00 0.00 681.00
2002 0.00 0.00 0.00 2.00 20.00 173.50 321.50 143.00 78.00 0.00 0.00 0.00 a 738.00
2003 0.00 a 0.00 0.00 4.00 3.00 69.50 188.00 225.00 36.50 12.00 0.00 0.00 538.00
2004 0.00 0.00 0.00 z 0.00 16.50 30.50 147.00 56.50 81.50 0.00 0.00 0.00 332.00
2005 0.00 0.00 0.00 1.50 9.50 126.50 261.50 146.00 83.00 6.50 0.00 0.00 634.50
2006 0.00 0.00 0.00 0.50 39.00 103.00 317.00 170.50 14.50 7.00 0.00 0.00 651.50
2007 0.00 0.00 0.00 0.50 33.00 145.50 273.00 143.00 79.00 10.50 0.00 0.00 684.50
2008 0.00 0.00 0.00 0.00 1.00 25.50 199.50 144.50 29.00 0.00 0.00 0.00 399.50
2009 0.00 0.00 0.00 3.00 17.00 82.50 55.00 82.00 27.00 0.00 0.00 0.00 266.50
2010 0.00 0.00 0.00 0.00 36.50 64.00 195.00 251.50 1.50 2.00 0.00 0.00 550.50
2011 0.00 0.00 0.00 0.00 7.00 76.00 318.00 144.50 28.50 17.00 0.00 0.00 591.00
2012 0.00 0.00 5.00 0.00 37.00 150.00 379.00 143.50 49.50 0.00 0.00 0.00 764.00
2013 0.00 0.00 0.00 a 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 0.04 1.31 22.85 98.59 206.86 162.33 46.01 2.29 0.00 0.00 554.69
S.D. 0.00 0.00 0.47 3.00 26.20 61.47 89.21 67.15 35.97 4.26 0.00 0.00 191.08
SKEW 0.00 0.00 10.54 3.21 2.92 1.31 0.39 0.48 1.04 2.36 0.00 0.00 0.36
MAX 0.00 0.00 5.00 17.50 193.00 368.00 504.00 347.50 171.50 22.00 0.00 0.00 1115.00
MIN 0.00 0.00 0.00 0.00 0.00 15.00 27.00 26.00 0.00 0.00 0.00 0.00 172.00
NO YRS 114 115 114 114 114 112 109 109 110 111 111 114 97