SELIGMAN, ARIZONA

Monthly Total Cooling Degree Days

(027716)

Base Temperature = 65 F

File last updated on Apr 3, 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
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 0.00
1905 0.00 0.00 0.00 0.00 d 0.00 26.50 220.62 a 219.00 44.50 0.00 0.00 0.00 510.62
1906 0.00 0.00 0.00 0.00 0.00 57.50 260.00 178.00 70.00 0.50 0.00 0.00 566.00
1907 0.00 0.00 0.00 0.00 0.00 25.50 196.50 179.00 50.00 0.00 0.00 0.00 451.00
1908 0.00 0.00 0.00 0.00 0.00 z 108.50 i 293.00 190.50 56.50 34.00 0.00 0.00 574.00
1909 0.00 0.00 0.00 0.00 14.50 103.00 234.50 175.50 0.00 6.00 0.00 z 0.00 z 533.50
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 158.00 0.00 z 0.00 z 0.00 z 158.00
1911 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 227.00 134.50 0.00 z 4.00 0.00 0.00 365.50
1912 0.00 0.00 0.00 z 0.00 z 10.91 d 73.50 107.00 127.00 25.50 0.00 0.00 0.00 343.91
1913 0.00 0.00 0.00 e 0.00 c 1.50 35.50 216.48 a 177.50 44.00 0.00 0.00 0.00 474.98
1914 0.00 0.00 d 0.00 0.00 i 8.50 73.50 177.50 229.00 44.44 c 6.20 a 0.00 r 0.00 q 539.14
1915 0.00 0.00 z 0.00 z 0.00 z 0.00 z 13.50 i 135.37 a 184.00 5.50 0.00 0.00 0.00 324.87
1916 0.00 0.00 0.00 0.00 0.00 40.50 199.50 65.10 a 14.00 0.00 b 0.00 a 0.00 319.10
1917 0.00 0.00 0.00 0.00 0.00 z 0.00 z 27.50 y 89.50 0.00 z 0.00 a 0.00 z 0.00 z 89.50
1918 0.00 z 0.00 0.00 0.00 0.00 e 238.20 e 201.50 b 178.00 47.00 4.50 0.00 0.00 669.20
1919 0.00 0.00 0.00 0.00 1.00 100.00 190.50 170.50 0.00 z 0.00 0.00 z 0.00 462.00
1920 0.00 0.00 0.00 a 0.00 0.00 47.59 a 63.50 s 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 47.59
1921 0.00 z 0.00 z 0.00 z 0.00 0.00 135.50 284.50 206.50 15.50 5.50 0.00 0.00 647.50
1922 0.00 0.00 z 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 j 0.00 0.00
1923 0.00 0.00 0.00 0.00 0.00 41.00 252.00 151.50 49.50 0.00 0.00 0.00 494.00
1924 0.00 0.00 0.00 h 0.00 27.50 173.50 189.00 177.50 72.00 0.00 0.00 0.00 639.50
1925 0.00 0.00 0.00 0.00 27.50 189.50 396.50 187.00 38.00 0.00 0.00 0.00 838.50
1926 0.00 0.00 0.00 0.50 4.00 109.50 207.50 179.00 30.00 2.00 0.00 0.00 532.50
1927 0.00 0.00 0.00 0.00 16.50 92.50 248.50 140.00 28.00 1.50 0.00 0.00 527.00
1928 0.00 0.00 0.00 0.00 11.00 75.00 255.50 199.00 145.50 3.50 0.00 0.00 689.50
1929 0.00 0.00 0.00 1.50 93.00 0.00 z 262.00 161.00 29.00 0.00 0.00 z 0.00 546.50
1930 0.00 0.00 0.00 0.00 0.00 113.50 202.00 154.00 58.50 0.00 0.00 0.00 528.00
1931 0.00 0.00 0.00 0.00 1.50 57.22 c 266.50 66.50 6.00 2.50 0.00 0.00 400.22
1932 0.00 0.00 0.00 0.00 0.00 81.50 202.50 164.82 a 28.50 0.00 0.00 0.00 477.32
1933 0.00 0.00 0.00 c 0.00 4.50 62.50 262.50 0.00 z 0.00 z 0.00 z 0.00 q 0.00 329.50
1934 0.00 0.00 0.00 i 0.00 o 5.37 e 25.00 269.70 a 213.68 c 41.11 c 10.00 0.00 0.00 564.86
1935 0.00 0.00 0.00 0.00 2.00 0.00 z 93.00 l 177.70 c 0.00 z 0.00 z 0.00 f 0.00 179.70
1936 0.00 0.00 z 0.00 z 0.00 43.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 43.00
1937 0.00 z 0.00 z 0.00 0.00 g 0.00 f 106.00 215.50 166.50 69.00 0.00 z 0.00 0.00 557.00
1938 0.00 0.00 0.00 z 1.00 11.50 178.50 0.00 z 0.00 z 0.00 z 0.50 0.00 0.00 191.50
1939 0.00 0.00 0.00 0.00 6.50 71.50 271.00 226.19 d 25.50 0.00 0.00 0.00 600.69
1940 0.00 0.00 0.00 a 0.00 5.50 190.50 247.00 264.50 48.00 0.00 0.00 0.00 755.50
1941 0.00 0.00 0.00 0.00 1.50 45.50 210.50 119.00 2.07 a 0.50 0.00 0.00 379.07
1942 0.00 0.00 0.00 0.00 5.50 41.50 275.50 185.50 31.00 0.00 0.00 0.00 539.00
1943 0.00 0.00 0.00 0.00 3.00 42.00 280.50 148.00 59.00 0.00 0.00 0.00 532.50
1944 0.00 0.00 z 0.00 0.00 0.00 39.00 109.02 a 139.50 f 26.00 q 0.00 0.00 a 0.00 148.02
1945 0.00 a 0.00 0.00 l 0.00 2.00 0.00 z 0.00 z 197.50 h 172.50 16.00 h 0.00 0.00 174.50
1946 0.00 0.00 0.00 a 0.00 h 27.90 a 213.50 332.00 243.50 0.00 z 0.00 z 0.00 0.00 816.90
1947 0.00 0.00 0.00 1.50 102.00 166.50 412.50 342.00 234.00 17.50 0.00 0.00 1276.00
1948 0.00 0.00 0.00 0.00 7.00 85.50 276.50 245.00 118.00 0.50 0.00 0.00 732.50
1949 0.00 0.00 0.00 3.00 17.00 127.00 299.50 208.50 124.50 1.50 0.00 0.00 781.00
1950 0.00 0.00 d 0.00 c 0.00 a 0.00 92.00 227.00 177.00 49.50 2.50 0.00 0.00 548.00
1951 0.00 0.00 0.00 0.00 44.00 74.50 h 303.11 d 162.00 45.50 6.50 0.00 a 0.00 561.11
1952 0.00 k 0.00 z 0.00 r 0.00 2.50 25.00 173.50 184.50 f 138.21 b 3.00 0.00 0.00 342.21
1953 0.00 0.00 0.00 0.00 0.00 87.50 303.00 152.50 85.50 2.00 0.00 0.00 630.50
1954 0.00 z 0.00 0.00 0.00 11.00 117.50 314.50 165.50 76.50 1.50 0.00 0.00 686.50
1955 0.00 0.00 0.00 0.00 a 1.00 123.50 167.50 248.00 113.00 1.50 0.00 0.00 654.50
1956 0.00 0.00 0.00 0.00 20.50 169.50 239.00 173.00 155.50 0.00 a 0.00 0.00 757.50
1957 0.00 0.00 0.00 0.00 1.50 177.00 299.00 198.50 86.00 2.00 0.00 0.00 764.00
1958 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
1959 0.00 0.00 0.00 0.00 5.00 193.00 387.00 195.00 75.00 9.50 0.00 0.00 864.50
1960 0.00 0.00 0.00 0.00 28.50 189.50 330.50 317.00 163.00 6.50 0.00 0.00 1035.00
1961 0.00 0.00 0.00 2.50 10.00 281.50 376.00 267.50 40.50 2.00 0.00 0.00 980.00
1962 0.00 0.00 0.00 0.00 2.50 110.00 256.50 221.00 f 129.50 2.50 0.00 0.00 501.00
1963 0.00 0.00 a 0.00 0.00 24.00 80.00 356.50 242.00 133.50 15.50 b 0.00 0.00 851.50
1964 0.00 0.00 0.00 0.00 12.50 82.00 333.00 224.50 72.00 17.50 0.00 0.00 741.50
1965 0.00 0.00 0.00 0.00 1.00 22.50 225.00 217.50 40.00 4.50 0.00 0.00 510.50
1966 0.00 0.00 0.00 0.00 6.50 101.50 259.00 295.50 92.50 0.00 0.00 0.00 755.00
1967 0.00 0.00 0.00 0.00 29.00 74.00 305.50 256.50 36.50 0.50 0.00 0.00 e 702.00
1968 0.00 b 0.00 0.00 0.00 p 24.44 e 126.43 b 208.00 82.00 44.44 c 0.00 b 0.00 a 0.00 485.32
1969 0.00 e 0.00 b 0.00 j 0.00 c 5.37 e 25.96 d 239.50 234.88 e 60.52 a 0.00 b 0.00 c 0.00 b 566.23
1970 0.00 a 0.00 0.00 0.00 0.00 a 130.50 262.47 a 179.69 d 44.50 0.00 c 0.00 a 0.00 617.15
1971 0.00 0.00 0.00 a 0.00 a 0.00 79.50 259.37 a 153.81 e 66.11 c 0.00 a 0.00 c 0.00 a 558.79
1972 0.00 0.00 b 0.00 0.00 a 5.17 a 54.00 266.00 162.23 a 27.00 2.00 j 0.00 n 0.00 b 514.40
1973 0.00 a 0.00 0.00 a 0.00 b 0.50 125.50 197.50 158.50 21.43 b 0.00 d 0.00 b 0.00 a 503.43
1974 0.00 0.00 a 0.00 c 0.00 a 6.50 174.00 195.00 122.45 a 0.00 z 0.00 z 0.00 z 0.00 z 497.95
1975 0.00 z 0.00 0.00 a 0.00 3.00 g 29.48 a 189.10 a 126.38 e 40.00 0.00 b 0.00 a 0.00 c 384.97
1976 0.00 a 0.00 0.00 a 0.00 d 0.53 b 70.50 205.00 124.50 38.04 b 1.15 d 0.00 0.00 439.72
1977 0.00 0.00 0.00 0.00 5.54 c 92.50 226.30 a 244.79 b 93.10 a 2.14 b 0.00 0.00 a 664.37
1978 0.00 0.00 0.00 0.00 1.00 48.00 e 218.50 142.50 55.00 2.00 0.00 0.00 467.00
1979 0.00 0.00 0.00 a 0.00 0.55 c 86.50 220.50 151.50 123.62 a 10.00 0.00 0.00 a 592.67
1980 0.00 a 0.00 0.00 0.00 0.00 62.50 255.00 165.00 29.44 c 14.00 0.00 0.00 525.94
1981 0.00 d 0.00 0.00 a 5.50 3.21 b 204.50 293.00 231.00 38.50 0.50 0.00 0.00 776.21
1982 0.00 0.00 0.00 0.00 0.00 38.00 209.00 228.00 91.00 0.00 0.00 0.00 566.00
1983 0.00 0.00 0.00 0.00 29.50 31.50 219.50 177.00 115.00 0.00 0.00 0.00 572.50
1984 0.00 0.00 0.00 0.00 52.00 60.00 223.50 175.00 71.00 0.00 0.00 0.00 581.50
1985 0.00 0.00 0.00 0.00 1.00 176.50 294.50 217.00 16.50 0.00 0.00 0.00 705.50
1986 0.00 0.00 0.00 0.00 18.00 119.50 155.50 209.50 34.50 0.00 0.00 0.00 537.00
1987 0.00 0.00 0.00 z 0.00 z 0.00 r 132.00 171.00 195.00 33.50 1.50 0.00 0.00 533.00
1988 0.00 0.00 0.00 0.00 6.00 169.00 304.50 204.50 44.00 0.00 0.00 0.00 728.00
1989 0.00 0.00 0.00 3.00 25.50 111.50 326.50 162.00 63.00 0.00 0.00 0.00 691.50
1990 0.00 0.00 0.00 0.00 0.00 172.00 261.50 159.50 102.00 0.00 0.00 0.00 695.00
1991 0.00 0.00 0.00 0.00 0.00 27.00 261.50 218.00 51.50 1.00 0.00 0.00 559.00
1992 0.00 0.00 0.00 0.00 4.00 65.50 239.00 220.00 65.00 1.50 0.00 0.00 595.00
1993 0.00 0.00 0.00 0.00 2.50 119.00 174.00 171.00 53.50 1.50 0.00 0.00 521.50
1994 0.00 0.00 0.00 0.00 a 22.50 208.50 312.50 326.00 94.50 0.50 0.00 0.00 964.50
1995 0.00 0.00 0.00 0.00 0.00 81.50 279.00 324.50 119.00 0.00 0.00 0.00 804.00
1996 0.00 0.00 0.00 2.00 22.00 181.00 357.50 316.50 60.50 6.00 0.00 0.00 945.50
1997 0.00 0.00 0.00 0.00 41.50 68.00 247.50 262.50 131.50 10.00 0.00 0.00 761.00
1998 0.00 0.00 0.00 0.00 0.00 48.50 313.50 322.50 74.00 0.00 0.00 0.00 758.50
1999 0.00 a 0.00 0.00 0.00 a 8.00 144.83 a 237.00 198.00 50.00 0.00 0.00 0.00 637.83
2000 0.00 0.00 a 0.00 0.00 71.30 a 213.00 295.05 c 279.00 107.50 11.50 0.00 0.00 977.35
2001 0.00 0.00 a 0.00 0.00 a 45.97 b 160.00 272.50 271.77 a 115.00 7.00 0.52 a 0.00 872.75
2002 0.00 0.00 0.00 1.50 21.00 182.00 383.50 265.00 74.00 1.00 0.00 0.00 928.00
2003 0.00 0.00 0.00 0.00 74.00 132.50 400.00 283.50 111.50 12.00 0.00 0.00 1013.50
2004 0.00 0.00 0.00 0.00 1.50 119.00 280.50 210.00 71.00 0.00 0.00 0.00 682.00
2005 0.00 0.00 0.00 0.00 36.00 84.50 335.00 180.50 64.00 1.00 0.00 0.00 701.00
2006 0.00 0.00 0.00 0.00 39.50 227.00 364.50 211.00 52.50 7.00 0.00 0.00 901.50
2007 0.00 0.00 0.00 a 1.50 17.50 175.00 382.50 296.50 125.50 0.00 0.00 0.00 998.50
2008 0.00 0.00 0.00 0.00 26.00 154.50 316.50 289.50 65.50 2.00 0.00 0.00 854.00
2009 0.00 0.00 0.00 0.00 30.50 82.00 340.50 241.00 110.00 2.00 0.00 0.00 806.00
2010 0.00 0.00 0.00 0.00 1.00 124.00 341.00 249.00 107.50 12.00 1.50 0.00 b 836.00
2011 0.00 0.00 0.00 0.00 1.03 a 109.50 284.50 336.72 b 115.86 a 0.00 0.00 0.00 847.62
2012 0.00 0.00 0.00 b 1.03 a 18.00 178.00 295.50 293.00 72.41 a 0.52 a 0.00 0.00 858.46
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 0.00 0.25 13.43 108.49 261.18 202.97 70.11 2.98 0.02 0.00 688.29
S.D. 0.00 0.00 0.00 0.81 19.74 59.71 64.35 60.08 43.58 5.27 0.16 0.00 183.81
SKEW 0.00 0.00 0.00 4.07 2.33 0.50 0.17 0.29 0.96 3.02 8.35 0.00 0.51
MAX 0.00 0.00 0.00 5.50 102.00 281.50 412.50 342.00 234.00 34.00 1.50 0.00 1276.00
MIN 0.00 0.00 0.00 0.00 0.00 22.50 107.00 65.10 0.00 0.00 0.00 0.00 319.10
NO YRS 100 99 95 97 99 96 99 97 95 96 94 101 73