MONTEZUMA CASTLE NM, ARIZONA

Monthly Total Cooling Degree Days

(025635)

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
1938 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 11.00 k 0.00 0.00 0.00
1939 0.00 0.00 0.00 15.50 110.00 341.40 e 571.00 505.82 a 271.50 0.00 b 0.00 0.00 f 1815.22
1940 0.00 0.00 0.00 13.00 180.00 440.00 552.00 502.50 256.15 d 18.50 0.00 0.00 1962.15
1941 0.00 0.00 a 0.00 b 0.00 85.00 121.50 j 473.00 419.50 109.00 k 3.00 h 0.00 0.00 977.50
1942 0.00 a 0.00 0.00 4.44 c 59.50 280.50 579.50 475.00 270.00 a 49.50 0.00 0.00 1718.44
1943 0.00 0.00 0.00 40.00 145.00 281.50 527.00 446.92 a 193.50 g 28.50 0.00 0.00 1468.92
1944 0.00 0.00 0.00 0.00 a 52.00 166.50 432.00 497.00 290.89 b 56.00 4.50 i 0.00 1494.39
1945 0.00 0.00 0.00 12.50 40.00 226.50 556.00 531.00 276.50 33.00 0.00 0.00 j 1675.50
1946 0.00 0.00 0.00 28.50 41.00 296.00 461.56 d 422.00 241.00 0.00 0.00 0.00 1490.06
1947 0.00 0.00 0.00 7.50 181.00 273.00 527.00 a 455.50 359.00 64.00 0.00 0.00 1867.00
1948 0.00 0.00 0.00 c 18.00 106.50 293.50 507.22 b 493.93 a 309.50 40.30 a 0.00 a 0.00 1768.96
1949 0.00 0.00 0.00 11.00 g 81.12 a 308.50 520.00 327.00 i 332.00 28.00 h 0.00 0.00 1241.62
1950 0.00 a 0.00 0.00 6.50 60.50 282.50 448.00 307.50 g 165.50 76.00 0.54 b 0.00 o 1039.54
1951 0.00 j 0.00 a 0.00 a 0.00 b 127.44 d 170.36 b 583.83 a 415.40 a 260.69 a 31.50 0.00 a 0.00 a 1589.22
1952 0.00 0.00 a 0.00 b 4.14 a 127.21 b 302.68 b 478.50 507.62 c 275.00 f 77.50 c 0.00 b 0.00 m 1497.65
1953 0.00 c 0.00 c 0.00 a 11.25 b 62.57 d 318.62 a 525.45 a 414.00 283.97 a 36.34 b 0.00 b 0.00 d 1652.21
1954 0.00 b 0.00 b 0.00 b 23.50 150.00 251.00 h 399.00 h 391.63 a 286.55 a 68.50 0.00 c 0.00 k 920.19
1955 0.00 a 0.00 a 0.00 h 1.00 88.50 284.48 a 424.00 456.50 276.21 a 76.50 0.00 0.00 a 1607.19
1956 0.00 0.00 0.00 3.75 b 150.00 423.46 d 530.58 e 406.50 399.23 d 40.30 a 0.00 c 0.00 a 1953.82
1957 0.00 j 0.00 0.00 0.00 a 18.50 f 268.50 k 534.23 a 441.00 268.89 c 29.97 a 0.00 c 0.00 d 1274.09
1958 0.00 0.00 0.00 13.93 b 213.00 371.38 a 554.50 559.03 a 272.00 59.00 0.00 b 0.00 b 2042.84
1959 0.00 b 0.00 b 0.00 37.78 c 77.50 432.00 591.00 428.50 279.00 82.15 a 0.00 0.00 1927.93
1960 0.00 0.00 c 0.00 16.03 a 130.00 425.50 575.50 528.00 341.50 41.00 0.00 0.00 2057.53
1961 0.00 0.00 0.00 25.86 a 102.00 436.50 581.50 503.50 198.00 32.00 0.00 a 0.00 1879.36
1962 0.00 0.00 0.00 39.00 81.00 295.00 508.50 524.50 307.00 31.00 0.00 0.00 1786.00
1963 0.00 0.00 0.00 a 8.50 157.67 b 254.00 617.00 464.50 324.50 81.50 0.00 0.00 b 1907.67
1964 0.00 a 0.00 0.00 13.00 126.50 279.50 585.00 436.50 257.50 118.00 0.00 0.00 1816.00
1965 0.00 0.00 0.00 13.50 56.00 140.50 521.50 460.00 190.50 65.00 0.00 0.00 1447.00
1966 0.00 0.00 0.00 7.50 148.00 317.50 546.00 493.50 301.50 23.00 0.00 0.00 1837.00
1967 0.00 0.00 0.00 0.00 117.00 236.00 553.00 480.00 269.50 38.75 a 0.00 0.00 1694.25
1968 0.00 0.00 0.00 0.50 77.50 335.00 459.00 344.50 234.00 8.00 0.00 0.00 1458.50
1969 0.00 0.00 0.00 4.50 145.00 274.50 562.50 586.00 296.00 22.00 0.00 0.00 1890.50
1970 0.00 0.00 0.00 2.50 120.50 333.50 574.50 546.00 173.00 2.50 0.00 0.00 1752.50
1971 0.00 0.00 8.27 a 0.00 39.00 305.50 557.50 467.50 263.50 16.50 0.00 0.00 1657.77
1972 0.00 0.00 3.50 22.50 98.00 334.00 584.50 470.00 231.00 64.00 0.00 0.00 1807.50
1973 0.00 0.00 0.00 0.00 115.00 319.50 512.50 462.50 206.50 15.00 0.00 0.00 a 1631.00
1974 0.00 0.00 a 0.00 0.00 a 126.58 a 439.66 a 508.50 438.65 a 256.55 a 52.50 0.00 0.00 1822.44
1975 0.00 0.00 0.00 0.00 a 70.50 262.50 551.50 465.50 282.50 34.00 0.00 0.00 1666.50
1976 0.00 0.00 c 0.00 2.00 126.00 304.00 519.25 a 415.92 a 216.50 10.00 0.00 0.00 1593.67
1977 0.00 a 1.50 0.00 d 26.00 48.50 394.66 a 580.73 a 518.00 312.00 46.00 0.00 a 0.00 1927.39
1978 0.00 0.00 a 0.00 3.50 88.57 c 384.31 a 580.50 468.32 c 303.50 129.17 a 0.00 0.00 1957.87
1979 0.00 a 0.00 b 0.00 2.00 84.50 322.24 a 533.50 401.81 e 347.00 79.50 0.00 0.00 1770.55
1980 0.00 0.00 a 0.00 14.50 41.00 312.50 606.50 487.50 282.41 a 105.29 b 0.00 a 0.00 1849.71
1981 0.00 0.00 0.00 54.31 a 104.50 466.00 599.16 b 502.09 c 263.79 a 13.00 0.00 0.00 2002.85
1982 0.00 0.00 0.00 13.50 96.00 240.50 512.00 505.50 290.00 2.00 0.00 0.00 1659.50
1983 0.00 0.00 0.00 0.00 124.00 263.00 538.00 480.00 350.50 13.50 1.50 0.00 1770.50
1984 0.00 0.00 0.00 14.50 236.00 304.00 526.50 454.50 314.00 17.00 0.00 0.00 1866.50
1985 0.00 0.00 0.00 35.50 134.00 412.00 560.50 515.00 148.50 21.50 0.00 0.00 1827.00
1986 0.00 0.50 4.00 17.00 128.50 351.00 435.00 486.00 170.00 12.50 0.00 0.00 1604.50
1987 0.00 0.00 0.00 42.00 94.03 a 372.50 432.50 447.00 252.00 73.50 0.00 0.00 1713.53
1988 0.00 0.00 1.50 3.00 118.50 406.50 556.50 464.50 199.00 97.50 0.00 0.00 1847.00
1989 0.00 0.00 2.00 71.00 159.50 354.50 587.00 445.50 294.00 45.50 0.00 0.00 1959.00
1990 0.00 0.00 0.00 30.50 53.00 410.50 499.00 399.50 335.00 25.00 0.00 0.00 1752.50
1991 0.00 0.00 0.00 2.00 59.50 235.50 552.50 515.50 292.50 138.50 0.00 0.00 1796.00
1992 0.00 0.00 0.00 37.00 127.50 258.50 460.00 442.50 264.50 29.50 0.00 0.00 1619.50
1993 0.00 0.00 0.00 14.00 149.50 298.00 463.50 447.00 232.00 52.50 0.00 0.00 1656.50
1994 0.00 0.00 0.00 40.50 94.00 420.50 562.50 580.50 309.00 17.50 0.00 0.00 2024.50
1995 0.00 0.00 0.00 10.50 42.00 259.00 497.50 580.50 328.50 20.00 0.00 0.00 n 1738.00
1996 0.00 f 1.50 0.00 44.50 184.00 393.00 602.00 551.00 208.50 105.00 0.00 0.00 2089.50
1997 0.00 0.00 3.50 20.50 216.00 266.00 485.50 473.50 293.00 64.50 0.00 0.00 1822.50
1998 0.00 0.00 1.00 3.00 47.00 198.00 534.50 525.00 257.00 9.50 0.00 0.00 1575.00
1999 0.00 0.00 0.00 14.00 92.50 325.00 455.70 a 465.00 a 173.00 g 36.50 0.00 0.00 1388.70
2000 0.00 0.00 a 0.00 34.50 205.50 409.50 551.50 464.00 318.50 53.50 0.00 0.00 2037.00
2001 0.00 0.00 0.00 23.28 a 254.50 406.00 559.03 a 512.00 367.00 70.50 2.50 0.00 a 2194.81
2002 0.00 0.00 2.00 56.50 162.50 448.50 658.50 559.00 312.00 30.00 0.00 0.00 2229.00
2003 0.00 0.00 0.00 a 0.50 224.00 382.50 696.50 592.00 368.00 126.50 0.00 0.00 2390.00
2004 0.00 0.00 18.50 15.50 157.00 371.50 544.00 466.50 297.50 0.00 z 0.00 0.00 1870.50
2005 0.00 0.00 0.00 2.00 198.00 324.00 439.00 i 130.50 w 278.00 64.50 0.00 0.00 866.50
2006 0.00 0.00 0.00 20.50 216.50 502.50 617.50 476.00 199.50 53.00 0.00 0.00 2085.50
2007 0.00 0.00 8.27 a 39.50 196.00 394.50 609.00 0.00 z 321.67 c 51.50 0.00 0.00 1620.43
2008 0.00 0.00 0.00 7.50 79.50 388.00 574.50 521.50 306.00 52.00 2.50 0.00 1931.50
2009 0.00 0.00 0.50 16.50 228.00 273.50 616.00 520.00 327.50 40.50 0.00 0.00 2022.50
2010 0.00 0.00 0.00 7.50 75.50 346.50 585.50 510.00 339.50 72.00 4.50 0.00 1941.00
2011 0.00 0.00 1.00 38.00 91.50 302.59 a 549.45 b 593.28 b 311.50 41.33 a 0.00 a 0.00 a 1928.64
2012 0.00 0.00 0.00 a 52.50 150.87 a 413.50 536.50 551.50 295.00 40.00 0.00 0.00 2039.87
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 0.05 0.73 16.77 119.67 329.53 541.02 482.54 279.09 47.49 0.16 0.00 1837.34
S.D. 0.00 0.25 2.60 16.62 54.73 75.80 54.40 52.15 52.08 32.25 0.68 0.00 188.97
SKEW 0.00 5.49 5.14 1.08 0.52 -0.09 -0.11 0.11 -0.41 0.84 4.88 0.00 0.26
MAX 0.00 1.50 18.50 71.00 254.50 502.50 696.50 593.28 399.23 138.50 4.50 0.00 2390.00
MIN 0.00 0.00 0.00 0.00 39.00 140.50 424.00 344.50 148.50 0.00 0.00 0.00 1447.00
NO YRS 72 75 74 73 73 71 72 70 70 71 74 69 56