TRACY, MINNESOTA

Monthly Total Cooling Degree Days

(218323)

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
1912 0.00 z 0.00 z 0.00 z 0.50 20.50 98.00 208.00 0.00 z 122.00 0.00 z 0.00 z 0.00 z 449.00
1913 0.00 z 0.00 z 0.00 z 0.00 z 32.50 z 255.00 268.50 321.00 123.50 12.00 0.00 0.00 980.00
1914 0.00 a 0.00 0.00 7.50 82.50 127.50 340.50 225.00 57.50 13.00 0.00 0.00 853.50
1915 0.00 0.00 0.00 31.50 26.23 e 47.00 123.50 96.50 55.00 0.50 0.00 0.00 380.23
1916 0.00 0.00 0.00 0.00 c 41.00 37.00 410.00 236.50 72.50 0.00 0.00 0.00 797.00
1917 0.00 0.00 0.00 0.00 17.00 86.00 280.50 140.50 20.50 0.00 0.00 0.00 544.50
1918 0.00 0.00 0.00 0.00 61.00 133.50 201.00 211.00 11.00 9.50 0.00 0.00 627.00
1919 0.00 0.00 0.00 a 0.00 39.00 184.50 282.00 183.00 91.50 1.00 0.00 0.00 b 781.00
1920 0.00 0.00 0.00 0.00 29.50 144.50 190.00 145.00 106.50 11.50 0.00 0.00 627.00
1921 0.00 0.00 0.00 8.00 89.00 285.50 356.00 181.50 63.50 2.50 0.00 0.00 986.00
1922 0.00 0.00 0.00 0.00 33.00 195.50 188.50 322.40 a 189.50 36.50 0.00 0.00 965.40
1923 0.00 0.00 0.00 1.00 24.00 203.00 348.50 179.50 78.00 1.00 0.00 0.00 835.00
1924 0.00 0.00 0.00 7.00 4.50 57.00 161.00 172.50 14.50 1.00 0.00 0.00 417.50
1925 0.00 0.00 0.00 16.50 82.50 116.00 207.50 253.50 156.50 0.00 0.00 0.00 832.50
1926 0.00 b 0.00 0.00 7.00 113.00 102.00 290.00 167.50 54.50 0.00 0.00 0.00 734.00
1927 0.00 0.00 0.00 0.00 11.50 123.00 154.50 119.00 166.50 7.50 0.00 0.00 582.00
1928 0.00 0.00 0.00 0.00 44.50 35.00 235.50 200.00 25.00 9.50 0.00 0.00 549.50
1929 0.00 0.00 0.00 8.00 32.00 90.00 256.55 b 201.50 60.50 2.00 0.00 0.00 a 650.55
1930 0.00 0.00 0.00 1.50 27.00 109.00 367.50 296.50 63.00 13.50 0.00 0.00 878.00
1931 0.00 0.00 0.00 8.00 48.50 306.50 343.50 225.50 195.00 8.00 0.00 0.00 1135.00
1932 0.00 0.00 0.00 0.50 36.50 151.00 294.00 209.50 31.00 8.50 0.00 0.00 731.00
1933 0.00 0.00 0.00 0.00 44.95 a 359.50 350.50 157.00 137.50 4.50 0.00 0.00 1053.95
1934 0.00 0.00 0.00 11.00 231.50 230.00 353.00 221.50 17.00 16.50 0.00 0.00 c 1080.50
1935 0.00 0.00 0.00 0.00 0.00 56.50 425.50 279.00 96.00 0.00 0.00 0.00 857.00
1936 0.00 0.00 0.00 0.00 88.50 129.00 487.00 155.50 n 125.50 4.65 a 0.00 a 0.00 834.65
1937 0.00 b 0.00 0.00 0.00 32.00 109.50 325.50 345.00 106.50 5.00 0.00 0.00 923.50
1938 0.00 0.00 0.00 0.00 16.00 121.50 268.50 302.00 122.50 32.50 0.00 0.00 863.00
1939 0.00 0.00 0.50 4.50 103.00 165.50 300.00 192.50 171.00 7.75 a 0.00 0.00 944.75
1940 0.00 0.00 0.00 0.00 20.50 140.50 356.00 167.50 125.50 3.00 0.00 0.00 813.00
1941 0.00 0.00 0.00 0.50 90.00 154.00 283.50 254.50 106.50 0.00 0.00 0.00 889.00
1942 0.00 0.00 0.00 9.50 19.50 100.00 203.00 193.00 46.03 a 0.00 0.00 0.00 571.03
1943 0.00 0.00 2.50 0.00 34.00 195.00 307.00 213.00 27.00 1.00 0.00 a 0.00 779.50
1944 0.00 0.00 0.00 0.00 84.50 191.00 212.00 203.00 26.50 0.00 0.00 0.00 t 717.00
1945 0.00 z 0.00 i 0.00 0.00 5.00 51.50 196.00 197.00 73.00 5.00 0.00 0.00 527.50
1946 0.00 0.00 0.00 3.50 8.00 s 183.00 249.50 147.00 44.50 0.00 0.00 0.00 627.50
1947 0.00 0.00 0.00 0.00 0.50 63.00 257.00 409.50 152.50 69.00 0.00 0.00 951.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 308.40 b 273.50 165.50 0.00 0.00 a 0.00 747.40
1949 0.00 0.00 0.00 a 0.00 58.38 a 185.17 a 304.50 298.12 a 14.00 0.00 0.00 0.00 860.17
1950 0.00 0.00 0.00 0.00 26.50 179.42 d 167.50 147.00 40.50 12.50 0.00 0.00 573.42
1951 0.00 a 0.00 0.00 b 2.00 16.53 a 58.45 a 199.00 139.50 9.00 21.00 0.00 0.00 445.48
1952 0.00 0.00 0.00 a 21.00 37.50 183.50 279.00 170.50 c 121.00 0.00 0.00 0.00 812.50
1953 0.00 0.00 0.00 0.00 39.50 215.00 260.50 276.50 71.50 44.50 0.00 0.00 907.50
1954 0.00 0.00 0.00 4.50 9.30 a 209.00 329.00 181.50 40.34 a 0.00 0.00 0.00 773.64
1955 0.00 g 0.00 0.00 2.50 84.00 126.50 457.50 412.50 115.00 18.50 0.00 0.00 1216.50
1956 0.00 0.00 0.00 0.00 a 57.50 304.50 167.50 234.00 53.28 a 26.50 0.00 0.00 843.28
1957 0.00 0.00 0.00 0.00 22.00 95.50 410.50 207.50 30.00 0.00 0.00 0.00 765.50
1958 0.00 0.00 0.00 1.61 b 68.50 i 71.50 203.50 307.00 95.89 b 22.39 d 0.00 b 0.00 701.89
1959 0.00 0.00 0.00 0.00 54.77 a 277.00 290.50 354.50 111.50 0.00 0.00 0.00 1088.27
1960 0.00 0.00 0.00 13.00 20.00 81.50 265.50 253.00 119.00 7.50 0.00 0.00 759.50
1961 0.00 0.00 0.00 0.00 26.00 192.50 190.50 273.00 93.00 12.00 0.00 0.00 787.00
1962 0.00 0.00 0.00 24.44 c 53.50 103.00 145.00 175.00 24.50 12.50 0.00 0.00 a 537.94
1963 0.00 0.00 0.00 0.00 24.00 185.00 214.00 172.50 42.50 24.50 0.00 0.00 a 662.50
1964 0.00 0.00 a 0.00 0.00 66.00 164.00 297.00 134.50 31.50 0.00 0.00 0.00 693.00
1965 0.00 0.00 0.00 d 2.00 i 13.00 93.00 205.50 165.85 a 0.00 v 3.00 0.00 0.00 480.35
1966 0.00 0.00 0.00 0.00 24.00 153.50 378.00 154.50 41.50 3.00 0.00 0.00 754.50
1967 0.00 a 0.00 0.00 0.00 41.50 84.00 211.50 174.00 33.10 a 13.00 0.00 0.00 557.10
1968 0.00 0.00 0.00 3.50 9.00 189.50 186.00 a 171.50 17.68 b 8.00 0.00 0.00 585.18
1969 0.00 0.00 a 0.00 0.00 60.97 a 38.00 218.00 222.50 38.50 2.50 0.00 a 0.00 580.47
1970 0.00 0.00 0.00 10.50 40.00 179.50 260.00 172.00 82.00 7.50 0.00 0.00 751.50
1971 0.00 0.00 0.00 1.50 12.00 191.50 145.50 178.00 69.00 7.50 0.00 0.00 605.00
1972 0.00 0.00 0.00 0.00 80.00 114.00 170.50 211.00 19.00 2.50 0.00 0.00 597.00
1973 0.00 0.00 e 0.00 0.00 13.50 167.00 210.50 270.00 34.00 2.50 0.00 0.00 697.50
1974 0.00 0.00 0.00 4.00 13.50 111.00 361.00 100.50 22.00 2.50 0.00 0.00 614.50
1975 0.00 0.00 0.00 0.00 51.00 123.50 347.50 187.50 18.50 5.50 0.00 0.00 733.50
1976 0.00 0.00 0.00 7.24 a 9.50 171.50 306.00 229.00 74.50 8.00 0.00 0.00 a 805.74
1977 0.00 0.00 0.00 13.50 109.00 131.00 251.50 66.50 18.00 0.00 0.00 0.00 589.50
1978 0.00 0.00 0.00 0.00 39.50 122.50 201.50 40.50 u 0.00 z 0.00 z 0.00 p 0.00 363.50
1979 0.00 0.00 0.00 0.00 21.00 104.00 225.00 115.00 55.00 0.00 0.00 0.00 520.00
1980 0.00 0.00 0.00 21.50 66.00 117.00 280.50 173.00 48.00 4.81 b 0.00 0.00 710.81
1981 0.00 0.00 0.00 1.50 18.60 a 113.00 253.00 148.00 32.00 0.00 0.00 0.00 566.10
1982 0.00 0.00 0.00 0.00 14.50 41.50 272.80 a 179.50 41.00 0.00 0.00 0.00 549.30
1983 0.00 0.00 0.00 0.00 5.50 119.50 373.50 342.00 82.00 5.50 0.00 0.00 928.00
1984 0.00 a 0.00 a 0.00 0.00 14.00 133.00 234.00 259.00 31.50 1.00 0.00 0.00 672.50
1985 0.00 0.00 0.00 21.50 46.50 93.50 179.50 62.50 41.50 0.00 0.00 0.00 a 445.00
1986 0.00 0.00 0.00 0.00 26.50 157.00 233.50 82.00 7.50 0.00 0.00 0.00 z 506.50
1987 0.00 c 0.00 0.00 21.00 106.00 229.00 319.30 a 154.00 29.00 2.50 0.00 0.00 860.80
1988 0.00 0.00 0.00 2.50 82.00 291.50 309.00 247.00 46.00 0.00 0.00 0.00 978.00
1989 0.00 0.00 0.00 0.00 33.00 127.00 277.50 142.00 39.00 9.50 0.00 0.00 628.00
1990 0.00 0.00 0.00 33.50 4.50 185.50 179.00 178.00 136.50 0.00 0.00 0.00 717.00
1991 0.00 0.00 0.00 12.00 94.50 243.50 231.50 221.50 55.00 2.00 0.00 0.00 860.00
1992 0.00 0.00 0.00 1.00 59.50 92.00 43.00 78.00 13.00 10.00 0.00 0.00 296.50
1993 0.00 0.00 0.00 0.00 1.50 57.00 143.00 176.50 4.00 4.00 0.00 0.00 386.00
1994 0.00 0.00 0.00 0.00 93.50 140.00 128.00 117.50 82.00 0.00 0.00 0.00 561.00
1995 0.00 0.00 0.00 0.00 0.50 208.00 249.00 262.50 42.50 5.50 0.00 0.00 768.00
1996 0.00 0.00 0.00 z 0.00 16.50 166.50 153.00 131.50 54.50 2.00 0.00 0.00 524.00
1997 0.00 0.00 0.00 0.00 1.00 183.50 218.50 154.00 59.50 26.00 0.00 0.00 642.50
1998 0.00 0.00 0.00 3.50 87.00 102.50 209.50 191.00 114.50 0.00 0.00 0.00 708.00
1999 0.00 a 0.00 0.00 0.00 32.50 160.00 315.50 169.00 50.00 0.00 0.00 0.00 727.00
2000 0.00 0.00 0.00 0.00 48.50 115.50 216.00 198.00 52.80 e 0.00 l 0.00 a 0.00 630.80
2001 0.00 b 0.00 0.00 12.00 45.50 185.69 a 311.50 220.62 a 55.00 2.07 a 0.00 0.00 832.37
2002 0.00 0.00 0.00 14.50 34.00 219.00 389.50 165.50 115.00 0.00 0.00 0.00 937.50
2003 0.00 0.00 0.00 7.50 12.00 114.50 222.00 251.50 56.00 6.50 0.00 0.00 670.00
2004 0.00 0.00 j 0.00 0.00 20.00 67.76 a 182.50 73.88 a 114.50 0.00 0.00 0.00 458.64
2005 0.00 0.00 0.00 2.00 6.00 195.00 272.50 154.50 102.50 12.00 0.00 0.00 744.50
2006 0.00 0.00 0.00 4.50 63.00 145.50 317.00 180.50 29.50 9.50 0.00 0.00 749.50
2007 0.00 0.00 0.00 2.31 d 56.50 179.50 262.50 158.00 114.50 21.00 0.00 0.00 794.31
2008 0.00 0.00 0.00 0.50 5.00 93.50 246.50 158.50 65.50 0.00 0.00 0.00 a 569.50
2009 0.00 0.00 a 0.00 0.00 29.50 131.50 101.00 120.00 63.50 0.00 0.00 0.00 445.50
2010 0.00 0.00 0.00 0.00 61.00 112.00 263.50 294.50 9.00 12.00 0.00 0.00 752.00
2011 0.00 0.00 b 0.00 z 0.00 13.95 a 0.00 z 360.12 a 183.33 b 60.50 31.00 0.00 0.00 a 648.89
2012 0.00 0.00 6.00 1.61 b 64.50 210.50 394.45 b 185.00 68.00 4.50 0.00 a 0.00 934.56
2013 0.00 a 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 0.09 4.06 41.53 146.18 261.29 200.09 68.19 7.40 0.00 0.00 729.05
S.D. 0.00 0.00 0.66 7.15 35.20 65.48 81.26 70.25 45.40 10.95 0.00 0.00 173.54
SKEW 0.00 0.00 8.02 2.21 1.95 0.67 0.22 0.68 0.80 2.79 0.00 0.00 -0.05
MAX 0.00 0.00 6.00 33.50 231.50 359.50 487.00 412.50 195.00 69.00 0.00 0.00 1135.00
MIN 0.00 0.00 0.00 0.00 0.00 35.00 43.00 62.50 4.00 0.00 0.00 0.00 296.50
NO YRS 97 97 96 98 97 99 101 98 99 98 99 98 85