WATERDALE, COLORADO

Monthly Total Cooling Degree Days

(058839)

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
1902 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 143.24 b 221.02 d 51.43 b 0.00 z 0.00 z 0.00 415.69
1903 0.00 0.00 0.00 0.00 0.00 16.50 108.00 89.50 26.50 0.00 0.00 0.00 240.50
1904 0.00 0.00 0.00 0.00 0.00 3.50 53.50 83.00 8.50 0.00 0.00 0.00 148.50
1905 0.00 0.00 0.00 0.00 0.00 27.00 61.50 117.50 10.00 0.00 0.00 0.00 216.00
1906 0.00 0.00 0.00 0.00 1.50 12.00 46.50 76.50 15.50 0.00 0.00 0.00 152.00
1907 0.00 0.00 6.00 0.00 0.00 6.00 88.50 83.50 10.50 0.00 0.00 0.00 194.50
1908 0.00 0.00 z 0.00 0.00 0.50 18.10 a 113.00 70.00 45.00 6.50 0.00 0.00 253.10
1909 0.00 0.00 0.00 0.00 0.00 48.50 163.50 176.50 11.50 0.00 0.00 0.00 400.00
1910 0.00 0.00 0.00 5.00 5.00 74.00 224.50 144.50 35.50 1.50 0.00 0.00 490.00
1911 0.00 0.00 0.00 0.00 4.00 90.52 a 102.50 124.57 d 59.00 0.00 v 0.00 r 0.00 380.59
1912 0.00 i 0.00 b 0.00 0.00 a 4.00 46.00 124.00 148.50 17.00 0.00 0.00 0.00 339.50
1913 0.00 a 0.00 0.00 0.00 9.50 64.00 123.50 j 195.50 43.45 a 0.00 0.00 0.00 312.45
1914 0.00 a 0.00 0.00 0.00 2.00 67.76 a 140.50 100.00 33.50 3.50 0.00 0.00 347.26
1915 0.00 0.00 0.00 z 0.00 0.00 z 13.00 68.00 0.00 z 7.00 0.00 0.00 0.00 88.00
1916 0.00 0.00 z 0.00 0.00 9.50 37.00 212.50 109.50 15.00 0.00 a 0.00 0.00 383.50
1917 0.00 0.00 0.00 0.00 0.00 36.50 134.00 37.00 15.50 0.00 0.00 0.00 z 223.00
1918 0.00 z 0.00 z 0.00 z 0.00 4.00 106.50 95.50 109.50 8.00 t 0.00 z 0.00 0.00 315.50
1919 0.00 z 0.00 z 0.00 z 0.00 l 5.00 0.00 z 206.00 124.00 31.50 0.00 0.00 0.00 366.50
1920 0.00 z 0.00 z 0.00 z 0.00 0.00 26.50 100.00 68.00 22.50 0.00 0.00 0.00 z 217.00
1921 0.00 z 0.00 z 0.00 z 0.00 0.00 63.50 127.50 98.50 17.50 4.00 0.00 0.00 311.00
1922 0.00 z 0.00 z 0.00 z 0.00 0.00 96.50 107.50 143.50 36.50 3.50 0.00 0.00 387.50
1923 0.00 0.00 0.00 0.00 3.00 7.50 119.00 66.50 3.50 0.00 0.00 0.00 199.50
1924 0.00 0.00 0.00 0.00 0.00 53.00 97.00 124.50 20.00 0.00 0.00 0.00 294.50
1925 0.00 0.00 0.00 0.00 19.50 71.00 168.50 60.97 a 35.50 0.50 0.00 0.00 355.97
1926 0.00 0.00 0.00 0.00 0.00 a 23.00 63.50 65.50 7.00 9.50 0.00 0.00 168.50
1927 0.00 0.00 0.00 0.00 1.00 33.50 75.00 5.00 6.50 0.00 0.00 0.00 121.00
1928 0.00 0.00 0.00 a 0.00 2.00 2.50 37.50 23.00 5.50 0.00 0.00 0.00 70.50
1929 0.00 b 0.00 a 0.00 0.00 0.00 30.56 c 140.57 b 65.62 a 4.80 e 0.00 0.00 0.00 241.54
1930 0.00 0.00 0.00 0.00 0.00 11.00 100.00 47.50 0.00 d 0.00 0.00 0.00 158.50
1931 0.00 0.00 0.00 0.00 0.50 53.00 132.00 61.00 80.00 0.00 0.00 0.00 326.50
1932 0.00 0.00 0.00 0.00 2.50 28.50 196.50 146.00 2.50 0.00 0.00 0.00 a 376.00
1933 0.00 0.00 0.00 0.00 14.00 139.14 a 253.00 124.50 60.50 3.50 0.00 0.00 594.64
1934 0.00 0.00 0.00 0.00 74.00 116.50 360.50 204.50 32.00 0.00 z 0.00 a 0.00 787.50
1935 0.00 0.00 z 0.00 a 0.00 0.00 71.00 0.00 z 210.00 0.00 z 0.00 0.00 k 0.00 281.00
1936 0.00 0.00 0.00 0.00 u 15.50 178.00 354.50 205.50 47.50 0.00 0.00 0.00 801.00
1937 0.00 0.00 0.00 0.00 30.50 80.50 0.00 z 242.00 33.50 0.00 0.00 0.00 386.50
1938 0.00 0.00 0.00 0.00 z 2.00 29.00 94.50 189.74 b 24.50 0.00 0.00 0.00 339.74
1939 0.00 0.00 0.00 0.00 3.62 a 23.28 a 227.50 118.00 61.00 0.00 0.00 0.00 433.39
1940 0.00 0.00 0.00 0.00 6.00 137.50 215.50 135.50 47.00 0.00 0.00 0.00 541.50
1941 0.00 0.00 0.00 0.00 4.50 28.00 101.50 107.50 5.00 0.00 0.00 0.00 246.50
1942 0.00 0.00 0.00 0.00 2.00 21.00 230.00 164.50 23.00 0.00 0.00 0.00 440.50
1943 0.00 0.00 0.00 0.00 2.00 50.50 165.00 149.00 3.00 0.00 0.00 0.00 369.50
1944 0.00 0.00 0.00 0.00 6.50 32.50 96.50 129.50 11.00 0.00 0.00 0.00 276.00
1945 0.00 0.00 0.00 0.00 0.00 20.00 147.50 114.00 42.00 0.00 0.00 0.00 323.50
1946 0.00 0.00 0.00 0.00 0.00 65.00 174.00 108.00 9.50 0.00 0.00 0.00 356.50
1947 0.00 0.00 0.00 0.00 5.50 8.50 140.00 169.50 77.50 0.00 0.00 0.00 401.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 159.00 82.00 0.00 0.00 0.00 241.00
1949 0.00 0.00 0.00 0.00 0.00 38.50 145.50 98.68 a 6.50 g 0.00 f 0.00 0.00 282.68
1950 0.00 0.00 0.00 0.50 3.74 b 39.31 a 57.00 37.50 12.41 a 0.00 0.00 0.00 150.47
1951 0.00 g 0.00 0.00 0.00 1.50 8.00 173.00 82.15 a 6.00 0.00 0.00 0.00 270.65
1952 0.00 0.00 0.00 a 0.00 1.00 63.50 134.00 110.50 30.50 0.00 0.00 0.00 339.50
1953 0.00 0.00 0.00 0.00 0.00 97.50 174.50 93.50 32.00 0.00 0.00 a 0.00 a 397.50
1954 0.00 0.00 0.00 0.00 5.00 94.00 259.88 a 135.00 41.00 7.00 0.00 0.00 541.88
1955 0.00 0.00 0.00 d 0.00 c 0.00 33.00 226.00 188.00 65.50 0.00 0.00 0.00 512.50
1956 0.00 0.00 0.00 0.00 0.00 126.50 144.00 93.00 40.00 3.00 0.00 0.00 406.50
1957 0.00 0.00 0.00 0.00 0.00 52.50 177.50 141.00 4.50 0.50 0.00 0.00 376.00
1958 0.00 0.00 0.00 0.00 8.50 32.59 a 74.50 170.50 32.78 c 1.50 0.00 0.00 320.36
1959 0.00 0.00 0.00 0.00 0.50 54.00 104.50 139.00 34.50 0.00 0.00 0.00 332.50
1960 0.00 0.00 0.00 0.00 1.00 78.00 173.00 148.50 51.00 0.00 0.00 0.00 451.50
1961 0.00 0.00 0.00 0.00 a 7.75 a 42.00 123.00 95.50 1.50 0.00 0.00 0.00 269.75
1962 0.00 0.00 0.00 0.00 0.00 36.00 104.00 120.00 24.50 0.00 0.00 0.00 284.50
1963 0.00 0.00 0.00 0.00 3.50 90.00 238.00 114.91 b 45.00 1.00 0.00 0.00 492.41
1964 0.00 0.00 0.00 w 0.00 24.00 40.50 245.00 123.00 24.00 4.00 0.00 0.00 a 460.50
1965 0.00 0.00 0.00 0.00 0.50 16.50 182.50 99.50 4.00 1.00 0.00 0.00 304.00
1966 0.00 0.00 0.00 0.00 12.50 46.50 307.00 103.50 8.00 0.00 0.00 0.00 477.50
1967 0.00 0.00 0.00 0.00 7.75 a 3.10 a 127.50 130.00 9.50 3.50 0.00 0.00 281.35
1968 0.00 0.00 0.00 0.00 6.00 82.50 155.00 108.00 5.00 0.00 0.00 0.00 356.50
1969 0.00 0.00 0.00 0.00 26.50 43.00 239.00 211.00 31.00 0.00 0.00 0.00 550.50
1970 0.00 0.00 a 0.00 0.00 14.50 71.00 166.50 197.00 20.50 3.00 0.00 0.00 472.50
1971 0.00 0.00 0.00 0.00 0.00 106.50 148.50 182.50 38.50 0.00 0.00 0.00 476.00
1972 0.00 0.00 0.00 0.00 0.00 69.00 133.50 111.00 16.00 0.00 0.00 0.00 329.50
1973 0.00 0.00 0.00 0.00 7.00 94.00 144.50 183.50 1.00 1.00 0.00 0.00 431.00
1974 0.00 0.00 0.00 0.50 13.00 108.50 227.00 80.00 27.00 0.00 0.00 0.00 456.00
1975 0.00 0.00 0.00 0.00 4.00 33.50 186.00 135.50 20.50 0.00 0.00 0.00 379.50
1976 0.00 0.00 0.00 0.00 3.00 53.50 208.50 107.50 37.00 0.00 0.00 0.00 b 409.50
1977 0.00 0.00 0.00 0.00 1.50 151.00 223.00 79.50 42.00 0.00 0.00 0.00 497.00
1978 0.00 0.00 0.00 0.00 4.00 82.00 172.00 99.50 47.00 0.00 0.00 0.00 a 404.50
1979 0.00 0.00 0.00 0.00 0.00 46.00 148.00 91.50 31.50 1.50 0.00 0.00 318.50
1980 0.00 0.00 0.00 b 0.00 0.00 106.00 224.00 139.00 50.00 0.00 0.00 0.00 519.00
1981 0.00 0.00 0.00 2.50 1.50 111.00 193.50 131.50 38.00 0.00 0.00 0.00 478.00
1982 0.00 0.00 0.00 2.50 0.50 17.50 136.00 193.50 33.50 0.00 0.00 0.00 383.50
1983 0.00 0.00 0.00 0.00 2.50 22.50 202.50 227.50 50.50 r 0.00 z 0.00 0.00 455.00
1984 0.00 0.00 0.00 0.00 8.50 37.50 188.00 126.00 62.00 0.00 0.00 0.00 422.00
1985 0.00 0.00 0.00 2.00 5.50 88.50 152.50 135.00 37.00 0.00 b 0.00 0.00 a 420.50
1986 0.00 0.00 0.00 0.00 0.00 99.50 158.50 112.00 0.50 0.00 0.00 0.00 370.50
1987 0.00 0.00 0.00 0.00 0.00 67.50 200.50 119.35 a 11.50 0.00 0.00 0.00 398.85
1988 0.00 0.00 0.00 0.00 12.50 168.00 192.00 172.00 20.00 0.00 0.00 0.00 564.50
1989 0.00 0.00 0.00 3.00 27.50 42.50 209.50 97.50 27.00 0.00 0.00 0.00 407.00
1990 0.00 0.00 0.00 0.00 1.50 97.00 139.50 112.00 57.00 0.00 0.00 0.00 407.00
1991 0.00 0.00 0.00 0.00 6.72 a 57.50 157.00 123.00 18.50 0.00 0.00 0.00 362.72
1992 0.00 0.00 0.00 2.50 13.00 29.50 132.00 107.00 35.00 0.00 0.00 0.00 319.00
1993 0.00 a 0.00 0.00 0.00 b 6.00 67.00 117.00 83.50 10.50 3.74 b 0.00 0.00 287.74
1994 0.00 0.00 z 0.00 0.00 20.50 120.50 164.50 190.00 43.50 0.00 0.00 0.00 539.00
1995 0.00 0.00 0.00 0.00 0.00 35.50 175.00 245.00 65.50 0.00 0.00 0.00 521.00
1996 0.00 0.00 0.00 0.00 23.00 75.00 166.50 127.50 33.50 6.00 0.00 0.00 431.50
1997 0.00 0.00 0.00 0.00 4.00 76.00 182.50 122.50 45.00 3.00 0.00 0.00 433.00
1998 0.00 0.00 0.00 0.00 2.00 47.00 232.50 137.50 91.50 0.00 0.00 0.00 510.50
1999 0.00 d 0.00 f 0.00 d 0.00 z 4.50 h 52.80 e 0.00 z 148.50 11.50 0.00 0.00 a 0.00 212.80
2000 0.00 a 0.00 a 0.00 c 0.00 c 34.50 74.46 b 267.50 195.00 59.44 c 0.00 0.00 0.00 z 630.91
2001 0.00 0.00 d 0.00 0.00 a 11.22 b 108.50 271.00 167.29 b 33.10 a 1.11 c 0.00 a 0.00 b 592.23
2002 0.00 0.00 0.00 0.00 7.00 148.00 308.50 138.00 53.50 0.00 0.00 0.00 655.00
2003 0.00 0.00 0.00 h 0.00 24.50 19.00 328.00 238.50 23.50 1.00 0.00 0.00 d 634.50
2004 0.00 0.00 0.00 0.00 25.04 e 46.50 155.00 87.50 43.50 0.00 j 0.00 0.00 e 357.54
2005 0.00 0.00 e 0.00 e 0.00 d 27.50 90.50 293.50 150.50 65.00 5.00 0.00 0.00 632.00
2006 0.00 0.00 0.00 0.00 33.00 200.50 303.00 202.50 8.00 1.50 0.00 0.00 748.50
2007 0.00 0.00 0.00 1.50 6.50 109.50 310.50 247.00 66.50 0.00 0.00 0.00 741.50
2008 0.00 0.00 0.00 0.00 14.00 87.50 306.00 149.00 13.00 0.00 0.00 0.00 569.50
2009 0.00 0.00 0.00 0.00 0.00 z 43.00 153.00 111.50 44.50 0.00 0.00 0.00 352.00
2010 0.00 0.00 0.00 0.00 9.00 114.00 251.50 231.00 49.50 0.00 0.00 0.00 b 655.00
2011 0.00 0.00 b 0.00 0.52 a 2.50 89.50 308.97 a 53.00 z 0.00 z 0.00 z 0.00 q 0.00 401.48
2012 0.00 0.00 0.00 1.50 7.00 167.59 a 253.50 179.00 49.66 a 0.00 0.00 0.00 658.24
2013 0.00 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
Period of Record Statistics
MEAN 0.00 0.00 0.06 0.21 6.92 63.12 172.31 130.95 30.39 0.78 0.00 0.00 394.96
S.D. 0.00 0.00 0.59 0.74 10.63 42.39 71.31 50.63 21.05 1.76 0.00 0.00 142.37
SKEW 0.00 0.00 9.95 4.17 3.13 0.87 0.52 0.28 0.57 2.67 0.00 0.00 0.15
MAX 0.00 0.00 6.00 5.00 74.00 200.50 360.50 247.00 91.50 9.50 0.00 0.00 748.50
MIN 0.00 0.00 0.00 0.00 0.00 2.50 37.50 5.00 0.00 0.00 0.00 0.00 70.50
NO YRS 103 100 102 105 106 108 106 109 106 103 107 108 81