MONTROSE 2, COLORADO

Monthly Total Cooling Degree Days

(055722)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1900 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
1901 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
1902 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
1903 4.00 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 z 4.00
1904 0.00 a 0.00 c 0.00 a 0.00 b 0.00 a 1.15 d 30.47 b 35.00 f 0.00 l 0.00 b 0.00 0.00 31.62
1905 0.00 a 0.00 a 0.00 i 0.00 b 0.00 j 20.40 e 45.31 e 29.00 0.00 0.00 0.00 0.00 a 94.71
1906 0.00 b 0.00 0.00 0.00 0.50 5.40 e 49.00 49.17 b 2.22 c 0.00 0.00 a 0.00 a 106.29
1907 0.00 q 0.00 n 0.00 g 0.00 z 0.00 b 19.82 b 131.00 75.00 4.14 a 0.00 0.00 0.00 a 229.96
1908 0.00 0.00 0.00 a 0.00 0.00 13.00 138.00 73.50 4.50 0.00 0.00 0.00 229.00
1909 0.00 0.00 0.00 0.00 0.00 32.50 97.13 a 64.50 1.50 0.00 0.00 0.00 195.63
1910 0.00 0.00 0.00 a 0.00 0.00 23.50 60.50 35.00 7.50 0.00 b 0.00 0.00 j 126.50
1911 0.00 0.00 0.00 a 0.00 7.50 66.00 112.00 136.00 28.50 0.00 0.00 0.00 350.00
1912 0.00 0.00 0.00 0.00 18.00 54.50 150.50 123.50 6.50 0.00 0.00 0.00 353.00
1913 0.00 0.00 0.00 0.00 10.00 41.00 156.55 a 193.50 9.00 0.00 a 0.00 0.00 a 410.05
1914 0.00 0.00 0.00 0.00 6.00 53.00 155.50 128.50 50.00 0.00 0.00 0.00 393.00
1915 0.00 0.00 0.00 a 0.00 4.00 56.50 196.33 a 130.00 34.00 0.00 0.00 0.00 420.83
1916 0.00 0.00 0.00 0.00 9.00 107.50 207.00 103.00 14.00 0.00 0.00 0.00 440.50
1917 0.00 0.00 0.00 0.00 0.00 92.50 278.50 115.00 31.00 0.00 0.00 0.00 517.00
1918 0.00 0.00 0.00 0.00 0.00 186.72 a 153.00 119.00 12.00 0.00 0.00 0.00 470.72
1919 0.00 a 0.00 0.00 0.00 16.50 146.00 281.00 208.50 50.50 0.00 0.00 0.00 702.50
1920 0.00 0.00 0.00 0.00 10.50 58.50 205.00 124.00 21.72 a 0.00 0.00 0.00 419.72
1921 0.00 0.00 0.00 0.00 10.00 105.52 a 231.50 122.50 23.00 0.00 0.00 a 0.00 492.52
1922 0.00 0.00 0.00 0.00 5.50 149.00 242.00 201.00 21.50 0.50 0.00 0.00 a 619.50
1923 0.00 0.00 0.00 0.00 4.00 74.00 257.50 98.00 4.00 0.00 0.00 0.00 437.50
1924 0.00 0.00 0.00 0.00 0.00 135.50 187.50 111.50 30.50 0.00 0.00 0.00 465.00
1925 0.00 0.00 0.00 0.50 26.00 119.00 257.50 97.00 10.50 0.00 0.00 0.00 510.50
1926 0.00 0.00 0.00 0.00 9.00 112.00 179.50 163.50 16.50 0.00 0.00 0.00 480.50
1927 0.00 0.00 0.00 0.00 12.50 85.50 200.00 65.50 23.50 0.00 0.00 0.00 387.00
1928 0.00 0.00 0.00 0.00 9.50 63.50 215.00 142.50 19.00 0.50 0.00 0.00 450.00
1929 0.00 0.00 0.00 0.00 1.00 108.00 216.00 156.00 3.50 0.00 0.00 0.00 484.50
1930 0.00 0.00 0.00 0.00 14.00 109.00 196.50 162.00 28.00 0.00 0.00 0.00 509.50
1931 0.00 0.00 0.00 0.00 5.17 a 173.50 339.00 200.50 77.59 a 0.00 0.00 b 0.00 795.75
1932 0.00 0.00 0.00 0.00 4.50 118.00 271.00 193.50 9.00 0.00 0.00 0.00 596.00
1933 0.00 0.00 0.00 a 0.00 1.00 180.50 323.00 181.50 70.00 0.00 0.00 0.00 756.00
1934 0.00 0.00 0.00 0.00 47.00 107.50 358.50 272.50 34.50 0.00 0.00 0.00 820.00
1935 0.00 0.00 0.00 0.00 0.00 169.50 297.50 216.00 33.50 0.00 0.00 0.00 716.50
1936 0.00 0.00 0.00 0.00 24.00 214.50 293.00 201.00 12.50 0.00 0.00 0.00 745.00
1937 0.00 0.00 0.00 2.00 5.50 90.00 197.00 157.50 36.50 0.00 0.00 0.00 488.50
1938 0.00 0.00 0.00 0.00 8.50 40.50 157.50 239.50 8.50 0.00 0.00 0.00 454.50
1939 0.00 0.00 0.00 0.00 9.50 118.97 a 295.00 202.00 33.50 0.00 0.00 0.00 658.97
1940 0.00 0.00 0.00 0.00 13.50 168.00 279.50 195.82 a 40.50 0.00 0.00 0.00 697.32
1941 0.00 0.00 0.00 0.00 12.00 68.50 204.00 165.00 30.50 0.00 0.00 0.00 480.00
1942 0.00 0.00 0.00 0.00 11.00 94.66 a 261.43 a 199.50 34.00 0.00 0.00 0.00 600.59
1943 0.00 a 0.00 0.00 5.69 a 5.50 124.50 288.00 186.50 23.00 0.00 a 0.00 0.00 a 633.19
1944 0.00 0.00 0.00 0.00 7.00 67.50 228.50 197.00 45.50 0.00 0.00 0.00 545.50
1945 0.00 0.00 a 0.00 a 0.00 7.50 57.50 232.50 212.35 a 51.50 0.00 0.00 0.00 561.35
1946 0.00 0.00 0.00 0.00 0.00 d 151.50 245.00 169.00 53.00 0.00 0.00 0.00 618.50
1947 0.00 0.00 0.00 0.00 13.50 58.00 247.00 124.50 59.48 a 0.00 0.00 0.00 502.48
1948 0.00 0.00 0.00 0.00 26.00 70.50 192.72 a 137.50 78.00 0.00 0.00 0.00 504.72
1949 0.00 0.00 0.00 1.00 0.50 71.50 229.50 150.50 33.00 1.50 0.00 0.00 487.50
1950 0.00 0.00 0.00 0.00 3.50 103.00 116.00 125.50 55.00 1.50 0.00 0.00 404.50
1951 0.00 0.00 0.00 0.00 39.00 59.00 281.00 157.50 28.50 0.00 0.00 0.00 565.00
1952 0.00 0.00 0.00 0.00 12.92 a 155.50 264.00 170.50 52.00 0.00 0.00 0.00 654.92
1953 0.00 0.00 0.00 0.00 12.00 159.00 310.00 132.00 34.50 0.00 0.00 0.00 647.50
1954 0.00 0.00 0.00 0.50 37.00 143.50 289.50 165.00 52.00 2.00 0.00 0.00 689.50
1955 0.00 0.00 0.00 0.00 5.00 91.00 278.00 214.50 91.00 0.00 0.00 0.00 679.50
1956 0.00 0.00 0.00 f 0.00 13.50 197.59 a 242.00 131.00 64.50 1.50 0.00 0.00 650.09
1957 0.00 0.00 0.00 0.00 0.00 119.50 222.50 171.00 13.50 2.50 0.00 0.00 529.00
1958 0.00 0.00 0.00 0.00 57.00 175.00 251.50 262.50 59.00 0.00 0.00 0.00 805.00
1959 0.00 0.00 0.00 0.00 12.00 189.50 278.00 163.50 66.00 0.00 0.00 0.00 709.00
1960 0.00 0.00 0.00 1.50 8.50 121.00 279.50 224.00 63.50 0.00 0.00 0.00 698.00
1961 0.00 0.00 0.00 0.00 11.00 150.00 216.00 200.50 7.50 0.00 0.00 0.00 585.00
1962 0.00 0.00 0.00 1.00 10.50 86.00 164.50 162.50 39.00 0.00 0.00 0.00 463.50
1963 0.00 0.00 0.00 0.00 11.88 a 61.00 256.50 150.00 41.00 1.00 0.00 0.00 521.38
1964 0.00 0.00 0.00 0.00 24.00 58.50 271.50 116.00 13.50 0.00 0.00 0.00 483.50
1965 0.00 0.00 0.00 1.00 0.00 25.50 161.50 116.50 1.00 0.00 0.00 0.00 305.50
1966 0.00 0.00 0.00 0.00 7.50 64.50 281.00 162.00 15.50 0.00 0.00 0.00 530.50
1967 0.00 0.00 0.00 0.00 13.50 25.50 213.00 120.50 15.50 0.00 0.00 0.00 388.00
1968 0.00 0.00 0.00 0.00 11.00 92.00 133.00 23.50 0.00 0.00 0.00 0.00 259.50
1969 0.00 0.00 0.00 0.00 23.00 20.50 201.00 195.50 13.00 0.00 0.00 0.00 453.00
1970 0.00 0.00 0.00 0.00 2.50 83.00 167.00 158.00 9.00 0.00 0.00 0.00 419.50
1971 0.00 0.00 0.00 0.00 0.00 119.00 240.50 204.00 25.00 0.00 0.00 0.00 588.50
1972 0.00 0.00 0.00 0.00 3.00 87.50 256.50 184.50 18.50 0.00 0.00 0.00 550.00
1973 0.00 0.00 0.00 0.00 4.00 107.50 193.00 166.00 14.50 0.00 0.00 0.00 485.00
1974 0.00 0.00 0.00 0.00 20.00 165.00 227.50 133.00 44.50 0.00 0.00 0.00 590.00
1975 0.00 0.00 0.00 0.00 0.50 50.00 232.00 129.00 37.00 0.00 0.00 0.00 448.50
1976 0.00 0.00 0.00 0.00 5.50 90.00 269.50 108.50 22.50 0.00 0.00 0.00 496.00
1977 0.00 0.00 0.00 0.00 1.50 204.50 266.00 222.50 68.50 2.50 0.00 0.00 765.50
1978 0.00 0.00 0.00 0.00 5.00 142.00 268.00 190.00 59.00 0.00 0.00 0.00 664.00
1979 0.00 0.00 0.00 0.00 9.00 124.50 253.50 162.50 74.00 0.00 0.00 0.00 623.50
1980 0.00 0.00 0.00 0.00 1.00 158.00 290.00 197.50 25.50 0.00 0.00 0.00 672.00
1981 0.00 0.00 0.00 0.00 5.50 204.50 266.00 189.50 30.50 0.00 0.00 0.00 696.00
1982 0.00 0.00 0.00 0.00 4.00 74.00 239.50 217.50 40.00 0.00 0.00 0.00 575.00
1983 0.00 0.00 0.00 0.00 10.00 76.50 223.50 231.00 82.50 0.00 0.00 0.00 623.50
1984 0.00 0.00 0.00 0.00 55.00 87.50 267.50 193.50 61.00 0.00 0.00 0.00 664.50
1985 0.00 0.00 0.00 0.00 13.00 172.76 a 249.00 233.50 21.50 0.00 0.00 a 0.00 689.76
1986 0.00 0.00 0.00 0.00 7.50 153.00 173.50 189.00 17.00 0.00 0.00 0.00 540.00
1987 0.00 0.00 0.00 0.00 1.00 128.00 216.00 165.85 a 16.00 0.00 0.00 0.00 526.85
1988 0.00 a 0.00 0.00 0.00 20.50 194.50 307.00 236.00 43.00 0.00 0.00 0.00 801.00
1989 0.00 0.00 0.00 6.50 46.00 82.50 262.00 106.50 41.50 0.00 0.00 0.00 545.00
1990 0.00 0.00 0.00 0.00 7.00 186.50 197.00 137.00 74.00 0.00 0.00 0.00 601.50
1991 0.00 0.00 0.00 0.00 1.50 68.00 152.50 160.50 31.00 0.00 0.00 0.00 413.50
1992 0.00 0.00 0.00 0.00 0.00 68.00 118.50 146.00 14.50 0.00 0.00 0.00 347.00
1993 0.00 0.00 0.00 0.00 9.00 66.00 164.00 95.50 7.00 0.00 0.00 0.00 341.50
1994 0.00 0.00 0.00 0.00 6.00 142.50 217.00 197.50 23.50 0.00 0.00 0.00 586.50
1995 0.00 0.00 0.00 0.00 0.50 39.50 132.00 220.00 63.50 0.00 0.00 0.00 455.50
1996 0.00 0.00 0.00 0.00 28.50 87.00 260.00 184.50 34.50 0.00 0.00 0.00 594.50
1997 0.00 0.00 0.00 0.00 2.00 92.00 159.50 124.00 14.50 0.00 0.00 0.00 392.00
1998 0.00 0.00 0.00 0.00 3.00 71.50 260.50 198.00 75.50 0.00 0.00 0.00 a 608.50
1999 0.00 0.00 0.00 0.00 4.65 a 113.50 252.00 131.50 2.31 d 0.00 h 0.00 0.00 b 503.96
2000 0.00 0.00 0.00 2.00 56.46 c 82.78 c 217.00 c 194.02 b 36.92 d 0.53 b 0.00 b 0.00 l 589.72
2001 0.00 e 0.00 c 0.00 0.00 18.50 133.00 224.50 159.00 28.50 0.00 0.00 0.00 563.50
2002 0.00 0.00 0.00 0.00 24.00 177.50 315.50 185.00 26.00 0.00 0.00 0.00 728.00
2003 0.00 0.00 0.00 0.00 50.00 75.00 387.00 247.00 28.00 3.50 0.00 0.00 790.50
2004 0.00 0.00 0.00 0.00 15.50 109.00 229.50 126.50 43.00 0.00 0.00 0.00 523.50
2005 0.00 0.00 0.00 0.00 26.50 63.50 260.50 104.00 15.00 4.00 0.00 0.00 473.50
2006 0.00 0.00 0.00 0.00 42.00 182.07 a 176.00 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 224.07
Period of Record Statistics
MEAN 0.04 0.00 0.00 0.21 11.74 102.36 222.49 158.62 31.84 0.21 0.00 0.00 539.61
S.D. 0.39 0.00 0.00 0.91 13.46 51.86 66.52 50.88 22.21 0.70 0.00 0.00 141.33
SKEW 10.00 0.00 0.00 5.63 1.81 0.24 -0.59 -0.38 0.64 3.71 0.00 0.00 -0.26
MAX 4.00 0.00 0.00 6.50 57.00 214.50 387.00 272.50 91.00 4.00 0.00 0.00 820.00
MIN 0.00 0.00 0.00 0.00 0.00 1.15 30.47 23.50 0.00 0.00 0.00 0.00 106.29
NO YRS 103 102 100 102 102 103 102 101 101 101 102 100 95