ELOY 4 NE, ARIZONA

Monthly Total Heating Degree Days

(022807)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 200509
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
1951 0.00 z 0.00 z 0.00 z 0.00 z 0.00 x 0.00 0.00 0.00 0.00 8.00 181.50 397.50 587.00
1952 427.50 328.50 319.50 37.50 0.00 0.00 0.00 0.00 a 0.00 0.00 279.00 454.50 1846.50
1953 331.50 303.33 a 131.00 46.07 b 22.50 0.00 0.00 0.00 0.00 22.50 154.50 517.50 1528.90
1954 386.00 120.00 188.50 5.00 7.50 0.00 0.00 0.00 0.00 16.00 63.50 i 352.00 1075.00
1955 525.50 436.50 155.00 68.50 10.50 1.00 0.00 0.00 0.00 1.00 171.00 320.50 1689.50
1956 278.50 444.50 122.00 59.50 0.00 0.00 0.00 0.00 0.00 40.50 242.50 388.50 1576.00
1957 326.00 121.00 110.50 54.50 3.00 0.00 0.00 0.00 0.00 35.50 295.00 362.50 1308.00
1958 424.00 243.00 286.00 78.50 0.00 0.00 0.00 b 0.00 0.00 17.00 184.50 268.50 1501.50
1959 345.50 393.50 124.00 c 2.00 7.00 0.00 0.00 0.00 0.00 30.00 161.00 402.00 1465.00
1960 565.00 437.00 107.00 35.50 2.50 0.00 0.00 0.00 0.00 17.50 131.00 435.00 1730.50
1961 332.00 201.50 143.50 10.50 0.00 0.00 0.00 0.00 0.00 47.50 233.00 388.50 1356.50
1962 469.50 202.00 252.00 0.50 12.52 e 0.00 0.00 0.00 0.00 1.50 95.50 315.17 a 1348.69
1963 490.00 154.00 151.50 58.50 0.00 0.00 0.00 b 0.00 a 0.00 a 0.00 167.50 403.50 1425.00
1964 527.50 430.50 241.50 64.50 15.00 0.00 0.00 0.00 0.00 0.00 a 257.50 354.00 1890.50
1965 375.10 a 329.00 221.00 86.50 15.50 0.00 0.00 0.00 0.00 15.50 83.00 409.50 1535.10
1966 521.50 416.50 126.00 14.00 0.00 0.00 0.00 0.00 0.00 a 0.00 105.50 404.50 1588.00
1967 440.50 232.50 83.50 78.50 9.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 844.00
1968 234.00 l 190.00 183.50 77.07 a 0.00 z 0.00 l 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 450.57
1969 0.00 z 0.00 z 0.00 z 0.00 z 50.78 b 0.00 z 0.00 z 0.00 z 0.00 s 54.50 174.50 317.00 596.78
1970 439.50 207.50 235.50 103.00 1.11 c 0.00 z 0.00 z 0.00 z 0.00 b 50.00 116.00 457.50 1610.11
1971 449.00 313.50 160.00 79.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 474.62 b 1476.12
1972 429.50 203.00 59.50 24.00 0.00 0.00 0.00 0.00 0.00 99.50 322.50 542.00 1680.00
1973 534.00 324.00 387.00 124.00 10.50 0.00 0.00 0.00 0.00 16.50 207.00 385.00 1988.00
1974 446.00 325.00 133.50 26.00 0.00 0.00 0.00 0.00 z 0.00 14.50 160.50 557.00 1662.50
1975 457.00 0.00 z 0.00 z 0.00 z 2.50 g 0.00 0.00 0.00 0.00 13.50 135.00 i 366.00 836.50
1976 279.50 219.50 110.50 m 31.50 0.00 0.00 0.00 0.00 k 0.00 f 0.00 87.50 249.00 867.00
1977 378.00 145.50 132.50 5.50 0.00 0.00 0.00 0.00 0.00 z 0.00 z 17.50 184.00 863.00
1978 269.50 331.50 88.00 5.00 l 5.00 0.00 0.00 0.00 0.00 4.00 212.00 491.50 1401.50
1979 529.50 301.00 233.00 57.50 0.00 z 0.00 0.00 0.00 0.00 27.00 265.50 335.00 1748.50
1980 317.00 193.00 186.00 59.00 5.50 0.00 0.00 0.00 0.00 35.00 160.00 206.50 1162.00
1981 268.50 191.00 155.00 19.50 0.00 0.00 0.00 0.00 0.00 12.50 103.50 295.50 1045.50
1982 394.50 238.00 179.00 29.00 0.00 0.00 0.00 0.00 0.00 28.50 176.50 436.50 1482.00
1983 375.00 263.50 182.00 122.50 7.00 0.00 0.00 0.00 0.00 0.00 201.50 334.50 1486.00
1984 393.50 302.50 97.50 51.50 0.00 0.00 c 0.00 0.00 0.00 21.00 184.50 432.50 1483.00
1985 433.00 305.50 129.00 21.50 0.00 0.00 0.00 0.00 0.00 7.00 226.50 415.50 1538.00
1986 252.50 201.00 104.00 28.00 1.50 0.00 0.00 0.00 0.00 13.50 180.00 423.50 1204.00
1987 447.50 267.00 205.00 15.00 0.00 0.00 0.00 0.00 0.00 0.00 218.50 485.50 1638.50
1988 458.00 211.00 172.00 47.50 18.50 0.00 0.00 0.00 0.00 0.00 238.50 443.50 1589.00
1989 478.00 215.00 66.00 7.00 2.50 0.00 0.00 0.00 0.00 c 31.50 139.00 450.50 1389.50
1990 448.00 343.00 145.00 11.00 1.00 0.00 0.00 a 0.00 0.00 6.00 210.00 495.00 1659.00
1991 433.50 195.50 359.00 84.00 0.00 z 0.00 v 0.00 0.00 0.00 58.00 253.00 380.50 1763.50
1992 439.50 260.00 187.00 31.50 0.00 0.00 0.00 0.00 0.00 0.00 320.50 484.00 1722.50
1993 312.50 313.50 159.50 40.00 0.00 0.00 0.00 0.00 0.00 20.50 240.50 450.50 1537.00
1994 418.00 347.00 98.50 43.00 0.00 0.00 0.00 0.00 0.00 27.00 314.50 398.50 1646.50
1995 436.00 177.00 0.00 z 82.50 14.00 0.00 0.00 0.00 0.00 8.00 81.00 343.00 1141.50
1996 392.00 133.50 153.00 17.00 0.00 0.00 0.00 0.00 0.00 108.50 137.00 366.00 1307.00
1997 110.00 q 297.50 76.00 77.50 0.00 0.00 0.00 0.00 z 0.00 41.00 141.50 487.50 1121.00
1998 386.00 369.50 244.50 169.00 2.00 0.00 0.00 0.00 0.00 19.00 164.50 422.00 1776.50
1999 389.50 193.50 127.62 a 83.00 17.57 a 0.00 0.00 0.00 z 0.00 c 0.00 z 112.00 n 451.50 1262.68
2000 350.82 a 234.50 136.00 8.50 0.00 0.00 0.00 0.00 0.00 32.00 379.50 374.58 a 1515.90
2001 456.00 0.00 z 165.00 0.00 z 0.00 b 0.00 b 0.00 d 0.00 0.00 0.00 109.00 489.11 d 1219.11
2002 404.50 13.00 w 101.00 0.00 0.00 0.00 0.00 0.00 0.00 7.50 0.00 z 420.00 933.00
2003 211.00 247.00 120.50 j 45.00 c 1.00 g 0.00 0.00 i 0.00 0.00 n 0.00 o 163.50 311.50 g 666.50
2004 281.50 h 270.00 h 44.50 f 10.50 f 0.00 0.00 0.00 0.00 l 0.00 39.86 c 207.12 d 393.00 639.97
2005 304.04 e 224.50 116.00 i 10.00 0.00 0.00 z 0.00 j 0.00 0.00 0.00 z 0.00 z 0.00 z 538.54
Period of Record Statistics
MEAN 403.52 266.88 166.01 47.55 5.04 0.02 0.00 0.00 0.00 21.84 188.41 400.23 1534.53
S.D. 81.33 87.13 72.17 36.84 9.08 0.14 0.00 0.00 0.00 23.77 73.64 78.72 205.94
SKEW -0.27 0.39 1.16 0.95 3.03 6.78 0.00 0.00 0.00 1.80 0.29 -0.55 -0.13
MAX 565.00 444.50 387.00 169.00 50.78 1.00 0.00 0.00 0.00 108.50 379.50 557.00 1988.00
MIN 211.00 120.00 59.50 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17.50 184.00 1045.50
NO YRS 50 49 47 49 48 49 49 46 48 48 47 51 33