WILLMAR RTC, MINNESOTA

Monthly Total Cooling Degree Days

(219004)

Base Temperature = 65 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201202
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 0.00 1.00 187.00 226.00 118.50 70.00 i 0.00 0.00 0.00 532.50
1894 0.00 0.00 b 0.00 a 0.00 37.00 177.00 258.00 161.00 71.00 0.50 0.00 0.00 704.50
1895 0.00 0.00 0.00 0.00 32.00 43.00 123.50 106.50 95.36 b 0.00 0.00 0.00 a 400.36
1896 0.00 0.00 0.00 0.00 67.00 106.50 132.50 144.00 10.00 0.00 0.00 0.00 460.00
1897 0.00 0.00 a 0.00 0.00 7.50 91.50 224.50 43.50 116.00 10.00 0.00 0.00 493.00
1898 0.00 0.00 0.00 n 0.00 e 11.88 a 103.00 179.80 a 107.50 49.50 0.00 0.00 0.00 451.68
1899 0.00 0.00 0.00 0.00 a 9.00 56.67 c 182.00 137.50 27.50 0.00 0.00 0.00 412.67
1900 0.00 0.00 0.00 e 0.00 40.00 113.50 155.50 305.00 60.60 e 5.00 0.00 0.00 679.60
1901 0.00 0.00 0.00 8.00 31.50 105.00 315.50 199.00 18.00 g 0.00 0.00 0.00 659.00
1902 0.00 0.00 c 0.00 0.00 33.00 37.50 125.50 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 70.50
1903 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
1904 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
1905 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
1906 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
1907 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
1908 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
1909 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
1910 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
1911 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
1912 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
1913 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
1914 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
1915 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
1916 0.00 z 0.00 z 0.00 z 0.00 10.50 23.50 364.50 175.00 43.00 0.00 a 0.00 0.00 a 616.50
1917 0.00 0.00 0.00 0.00 16.00 50.50 241.50 86.80 a 18.00 0.00 0.00 0.00 412.80
1918 0.00 0.00 0.00 0.00 43.00 83.00 180.00 149.50 4.50 1.50 0.00 0.00 461.50
1919 0.00 0.00 0.00 0.00 26.50 155.00 237.00 125.00 60.00 0.00 0.00 0.00 603.50
1920 0.00 0.00 0.00 d 0.00 8.50 78.00 117.50 79.50 47.50 1.00 0.00 0.00 332.00
1921 0.00 0.00 0.00 5.00 27.50 214.00 257.50 117.00 28.00 0.00 0.00 0.00 649.00
1922 0.00 0.00 0.00 0.00 14.00 96.00 79.50 161.50 82.00 28.00 0.00 0.00 461.00
1923 0.00 0.00 0.00 0.00 9.50 127.00 253.00 85.00 19.00 f 0.50 0.00 0.00 475.00
1924 0.00 a 0.00 0.00 0.00 0.00 22.50 84.50 82.50 1.00 0.00 0.00 0.00 190.50
1925 0.00 a 0.00 0.00 6.50 36.00 90.50 125.50 175.00 48.50 0.00 0.00 0.00 j 482.00
1926 0.00 0.00 0.00 1.50 48.00 61.00 217.00 95.50 17.50 0.00 0.00 0.00 440.50
1927 0.00 0.00 0.00 0.00 4.00 90.50 84.00 74.00 130.00 0.00 0.00 0.00 382.50
1928 0.00 0.00 0.00 0.00 29.50 14.00 188.00 165.50 12.50 8.50 0.00 0.00 418.00
1929 0.00 0.00 0.00 0.00 22.50 89.50 238.50 175.50 63.50 0.00 0.00 0.00 589.50
1930 0.00 0.00 0.00 0.00 13.50 104.50 255.75 a 221.00 39.50 14.00 0.00 0.00 648.25
1931 0.00 0.00 0.00 0.00 28.50 243.50 298.00 161.50 159.50 4.00 0.00 0.00 895.00
1932 0.00 0.00 a 0.00 0.00 31.00 153.00 256.00 163.50 13.50 0.50 0.00 0.00 617.50
1933 0.00 0.00 0.00 0.00 16.53 a 325.00 305.50 131.50 116.00 0.00 0.00 0.00 894.53
1934 0.00 0.00 0.00 12.50 184.50 203.00 286.50 154.00 5.50 0.00 0.00 0.00 846.00
1935 0.00 0.00 0.00 0.00 0.00 38.50 375.50 228.50 40.00 1.50 0.00 0.00 684.00
1936 0.00 0.00 0.00 0.00 72.50 100.50 423.00 250.00 91.00 3.00 0.00 0.00 940.00
1937 0.00 0.00 0.00 0.00 30.50 92.00 278.50 321.50 89.50 0.00 0.00 0.00 812.00
1938 0.00 0.00 0.00 5.00 9.50 104.00 215.00 264.00 38.50 22.00 0.00 0.00 658.00
1939 0.00 0.00 0.00 7.00 75.50 126.50 251.50 176.00 120.00 0.00 0.00 0.00 756.50
1940 0.00 0.00 0.00 0.00 16.00 124.00 310.00 154.00 116.50 0.00 0.00 0.00 720.50
1941 0.00 0.00 0.00 2.50 83.00 143.50 259.50 197.37 a 74.50 0.00 0.00 0.00 760.37
1942 0.00 0.00 0.00 8.00 10.00 76.50 158.00 168.00 40.00 0.00 0.00 0.00 460.50
1943 0.00 a 0.00 0.00 0.00 21.50 176.50 277.50 205.50 28.00 0.00 0.00 0.00 709.00
1944 0.00 a 0.00 0.00 0.00 80.50 163.50 178.50 197.00 27.50 0.00 0.00 0.00 647.00
1945 0.00 0.00 0.00 0.00 2.50 42.00 168.50 184.00 64.14 a 1.50 0.00 0.00 462.64
1946 0.00 0.00 0.00 0.50 10.00 137.50 209.00 106.50 36.00 0.00 0.00 0.00 499.50
1947 0.00 0.00 0.00 1.00 1.50 60.50 231.50 357.50 106.00 33.00 0.00 0.00 791.00
1948 0.00 0.00 0.00 0.00 21.00 78.50 293.00 195.50 127.50 0.00 0.00 0.00 715.50
1949 0.00 0.00 0.00 0.00 57.50 159.00 288.00 269.50 14.50 0.00 0.00 0.00 788.50
1950 0.00 0.00 0.00 0.00 15.50 135.00 135.00 96.00 15.00 1.00 0.00 0.00 397.50
1951 0.00 0.00 0.00 b 0.00 19.63 a 44.00 179.50 84.50 4.14 a 11.88 a 0.00 0.00 343.65
1952 0.00 0.00 0.00 15.50 30.50 144.50 243.50 128.00 95.00 0.00 0.00 a 0.00 657.00
1953 0.00 0.00 0.00 0.00 32.00 167.00 199.00 235.08 a 51.50 24.50 0.00 0.00 709.08
1954 0.00 a 0.00 0.00 0.00 12.40 a 177.00 257.50 125.50 19.00 0.00 0.00 0.00 591.40
1955 0.00 0.00 0.00 4.50 64.50 110.00 359.00 277.50 54.00 5.00 0.00 0.00 874.50
1956 0.00 0.00 0.00 0.00 27.00 217.00 115.00 165.50 26.50 9.50 0.00 0.00 a 560.50
1957 0.00 0.00 0.00 0.00 12.50 52.00 331.50 141.50 19.00 f 0.00 a 0.00 p 0.00 g 537.50
1958 0.00 0.00 0.00 0.50 48.00 39.50 140.02 a 230.50 54.00 4.50 0.00 0.00 517.02
1959 0.00 0.00 0.00 0.00 56.50 200.50 239.00 270.50 72.50 0.00 0.00 0.00 839.00
1960 0.00 0.00 0.00 0.50 9.00 53.50 236.50 203.00 105.00 0.00 0.00 0.00 607.50
1961 0.00 0.00 0.00 0.00 21.50 143.50 175.50 243.50 74.50 4.50 0.00 0.00 663.00
1962 0.00 0.00 0.00 9.50 47.00 96.00 119.00 160.00 20.00 12.50 0.00 0.00 464.00
1963 0.00 0.00 0.00 a 3.50 22.00 186.00 242.50 170.00 43.50 19.00 0.00 0.00 686.50
1964 0.00 0.00 0.00 0.00 61.50 168.00 316.50 144.50 51.00 0.00 0.00 0.00 741.50
1965 0.00 0.00 0.00 0.00 4.00 82.00 185.50 162.00 5.00 3.00 0.00 0.00 441.50
1966 0.00 0.00 0.00 0.00 18.50 135.00 324.50 127.00 44.50 2.00 0.00 0.00 651.50
1967 0.00 0.00 0.00 0.00 11.00 71.00 190.50 122.50 16.50 7.50 0.00 0.00 419.00
1968 0.00 0.00 0.00 0.00 3.00 130.50 186.50 188.50 21.50 16.53 a 0.00 0.00 546.53
1969 0.00 0.00 0.00 0.00 64.00 28.50 206.50 241.50 50.00 6.50 0.00 0.00 597.00
1970 0.00 0.00 0.00 7.00 38.50 183.50 267.00 190.00 88.00 12.00 0.00 0.00 786.00
1971 0.00 0.00 0.00 0.00 8.50 180.00 108.00 166.50 65.50 7.00 0.00 0.00 535.50
1972 0.00 0.00 0.00 0.00 67.50 121.50 156.50 205.00 22.00 0.00 0.00 0.00 572.50
1973 0.00 0.00 0.00 0.00 8.00 147.00 199.00 216.50 37.50 5.50 0.00 0.00 613.50
1974 0.00 0.00 0.00 4.00 19.00 112.00 334.00 98.50 23.00 0.00 0.00 0.00 590.50
1975 0.00 0.00 0.00 0.00 48.00 112.50 320.50 171.00 17.00 6.50 0.00 0.00 675.50
1976 0.00 0.00 0.00 3.00 3.50 174.50 276.00 230.50 71.50 6.50 0.00 0.00 765.50
1977 0.00 0.00 0.00 4.00 105.50 110.50 258.50 74.00 25.50 0.00 0.00 0.00 578.00
1978 0.00 0.00 0.00 0.00 45.50 130.00 191.50 196.50 149.50 0.00 0.00 0.00 u 713.00
1979 0.00 z 0.00 z 0.00 e 0.00 17.00 111.50 195.00 118.00 63.00 0.00 0.00 0.00 504.50
1980 0.00 0.00 0.00 13.50 84.50 103.50 250.50 129.00 30.00 0.00 0.00 0.00 611.00
1981 0.00 0.00 0.00 0.00 9.50 66.00 192.50 112.50 29.50 0.00 0.00 0.00 410.00
1982 0.00 0.00 0.00 0.00 10.00 18.00 179.00 134.50 24.50 0.00 0.00 0.00 366.00
1983 0.00 0.00 0.00 0.00 2.00 93.00 264.00 308.00 75.50 3.50 0.00 0.00 746.00
1984 0.00 0.00 0.00 0.00 10.00 94.00 189.00 208.50 15.50 0.50 0.00 0.00 517.50
1985 0.00 0.00 0.00 13.50 52.00 65.50 168.50 44.50 40.00 0.00 0.00 0.00 384.00
1986 0.00 0.00 0.00 0.00 24.50 158.00 245.00 92.50 23.00 0.00 0.00 0.00 543.00
1987 0.00 0.00 0.00 19.50 80.00 202.50 284.50 126.50 15.00 0.00 0.00 0.00 728.00
1988 0.00 0.00 0.00 0.00 101.00 282.50 343.50 271.00 38.00 0.00 0.00 0.00 1036.00
1989 0.00 0.00 0.00 0.00 34.50 127.00 311.00 164.00 25.50 6.50 0.00 0.00 668.50
1990 0.00 0.00 0.00 31.50 5.00 144.00 173.50 126.00 93.50 0.00 0.00 0.00 573.50
1991 0.00 0.00 0.00 2.50 94.50 199.50 196.00 175.50 31.50 0.00 0.00 0.00 699.50
1992 0.00 0.00 0.00 0.00 58.00 77.50 41.00 71.00 4.50 2.00 0.00 0.00 254.00
1993 0.00 0.00 0.00 0.00 4.50 51.00 125.50 151.00 5.50 2.50 0.00 0.00 340.00
1994 0.00 0.00 0.00 0.00 66.50 126.00 131.00 102.50 64.50 0.00 0.00 0.00 490.50
1995 0.00 0.00 0.00 0.00 2.00 219.00 207.50 221.00 40.00 3.50 0.00 0.00 693.00
1996 0.00 0.00 0.00 0.00 12.00 147.50 145.00 107.00 49.00 0.00 0.00 0.00 460.50
1997 0.00 0.00 0.00 0.00 2.00 175.50 207.00 113.50 51.50 14.00 0.00 0.00 563.50
1998 0.00 0.00 0.00 0.00 55.00 78.50 214.00 178.50 98.00 0.00 0.00 0.00 624.00
1999 0.00 0.00 z 0.00 0.00 29.00 131.50 275.00 131.50 34.50 0.00 0.00 0.00 601.50
2000 0.00 0.00 0.00 0.00 41.00 87.50 205.50 180.00 22.00 1.50 0.00 0.00 537.50
2001 0.00 0.00 0.00 8.00 27.50 139.00 266.00 227.50 39.50 5.00 0.00 0.00 712.50
2002 0.00 0.00 0.00 4.50 24.00 192.00 301.00 129.50 99.50 4.00 0.00 0.00 754.50
2003 0.00 0.00 0.00 11.50 12.50 100.00 205.50 236.50 56.50 9.00 0.00 0.00 631.50
2004 0.00 0.00 0.00 0.00 12.50 47.50 164.00 50.00 84.83 a 0.00 0.00 0.00 358.83
2005 0.00 0.00 0.00 2.50 1.50 175.00 267.50 146.00 67.50 12.50 0.00 0.00 672.50
2006 0.00 0.00 0.00 1.50 76.00 146.00 317.50 167.50 32.50 8.50 0.00 0.00 749.50
2007 0.00 0.00 0.00 3.00 56.50 169.00 294.00 147.00 89.50 15.00 0.00 0.00 774.00
2008 0.00 0.00 0.00 0.00 3.50 72.50 234.00 153.50 40.50 0.00 0.00 0.00 504.00
2009 0.00 0.00 0.00 2.50 31.00 124.50 113.00 92.00 63.00 0.00 0.00 0.00 426.00
2010 0.00 0.00 0.00 0.00 65.50 90.50 169.00 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 156.00
2011 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
2012 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
Period of Record Statistics
MEAN 0.00 0.00 0.00 2.13 32.00 119.38 223.14 163.67 51.55 3.77 0.00 0.00 598.40
S.D. 0.00 0.00 0.00 4.80 29.86 58.34 72.98 62.74 35.56 6.48 0.00 0.00 162.58
SKEW 0.00 0.00 0.00 3.37 1.79 0.59 0.05 0.57 0.85 2.30 0.00 0.00 0.03
MAX 0.00 0.00 0.00 31.50 184.50 325.00 423.00 357.50 159.50 33.00 0.00 0.00 1036.00
MIN 0.00 0.00 0.00 0.00 0.00 14.00 41.00 43.50 1.00 0.00 0.00 0.00 190.50
NO YRS 102 101 103 105 105 105 103 103 99 103 102 100 93