LAVEEN 3 SSE, ARIZONA

Monthly Total Heating Degree Days

(024829)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201301
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 10.00 264.50 416.00 690.50
1949 633.00 359.50 165.50 39.50 0.00 0.00 0.00 0.00 0.00 41.50 45.50 386.00 1670.50
1950 444.00 170.00 105.50 5.50 5.00 0.00 0.00 0.00 0.00 0.00 79.50 231.00 1040.50
1951 407.00 252.50 164.00 32.50 11.50 0.00 0.00 0.00 0.00 11.00 172.00 391.00 1441.50
1952 429.50 311.00 306.50 41.00 0.00 0.00 0.00 0.00 0.00 0.00 254.50 413.50 1756.00
1953 301.50 302.00 121.50 47.00 12.50 0.00 0.00 0.00 0.00 15.00 132.00 467.00 1398.50
1954 381.50 113.50 167.00 6.50 3.00 0.00 0.00 b 0.00 0.00 21.50 76.00 345.00 1114.00
1955 501.00 382.50 140.00 54.50 4.50 0.00 0.00 0.00 0.00 0.00 181.50 291.50 1555.50
1956 272.00 405.00 116.00 55.00 c 0.00 0.00 0.00 0.00 0.00 a 33.00 189.31 a 363.50 1433.81
1957 353.50 125.50 99.50 39.50 7.50 0.00 0.00 0.00 0.00 11.50 270.00 317.00 1224.00
1958 379.00 194.50 237.00 72.50 0.00 0.00 0.00 0.00 a 0.00 6.50 155.00 280.00 1324.50
1959 333.00 337.50 94.50 2.00 4.50 0.00 0.00 0.00 0.00 23.50 132.00 372.00 1299.00
1960 522.50 414.00 78.50 19.00 0.50 0.00 0.00 0.00 0.00 15.00 157.00 431.00 1637.50
1961 291.00 202.00 125.50 8.00 0.00 0.00 0.00 0.00 0.00 49.50 236.00 409.50 1321.50
1962 415.00 269.00 288.00 2.00 0.00 0.00 0.00 0.00 0.00 1.00 103.50 295.00 1373.50
1963 503.50 148.50 162.00 56.00 0.00 0.00 0.00 0.00 0.00 c 0.00 a 126.50 370.00 1366.50
1964 498.00 406.00 236.00 54.00 19.00 0.00 0.00 a 0.00 0.00 0.00 249.50 372.00 1834.50
1965 322.00 265.50 238.50 102.00 6.00 0.00 0.00 0.00 1.00 3.50 111.50 350.50 1400.50
1966 490.00 399.00 130.00 10.86 a 0.00 0.00 0.00 0.00 a 0.00 5.50 107.00 359.00 1501.36
1967 400.42 a 211.00 95.00 74.50 7.50 0.00 o 0.00 a 0.00 a 0.00 2.58 a 61.03 a 500.50 1352.53
1968 354.00 132.50 148.50 40.56 c 0.00 0.00 0.00 0.00 0.00 0.00 166.50 453.50 1295.56
1969 281.50 304.50 267.00 7.00 7.00 0.00 0.00 0.00 a 0.00 16.50 120.00 356.50 1360.00
1970 414.50 156.50 172.00 80.50 0.00 0.00 a 0.00 0.00 a 0.00 37.72 a 155.00 412.50 1428.72
1971 434.50 284.00 145.00 45.00 7.00 0.00 0.00 0.00 0.00 116.50 205.71 b 514.71 b 1752.42
1972 479.50 213.50 44.50 35.50 0.00 b 0.00 0.00 0.00 a 0.00 c 82.15 a 353.40 e 540.50 1749.05
1973 585.00 287.91 e 285.00 f 79.82 b 1.00 0.00 d 0.00 0.00 c 0.00 20.00 216.50 356.50 1546.73
1974 411.27 a 301.50 113.00 18.50 0.52 a 0.00 0.00 0.00 0.00 24.00 180.00 528.50 1577.28
1975 461.50 326.00 246.50 138.50 12.50 0.00 0.00 0.00 0.00 a 22.00 186.50 339.97 a 1733.47
1976 387.50 d 147.50 159.50 62.00 0.00 0.00 0.00 0.00 0.00 29.00 142.00 361.00 1288.50
1977 385.50 179.50 244.00 46.00 1.00 0.00 0.00 0.00 0.00 0.50 84.50 242.50 1183.50
1978 345.00 241.50 108.50 41.50 1.50 0.00 0.00 0.00 0.00 2.50 186.50 463.00 1390.00
1979 514.00 308.50 208.00 49.00 6.00 0.00 0.00 0.00 0.00 17.50 217.00 296.50 1616.50
1980 291.92 a 183.00 207.50 69.00 3.00 0.00 0.00 0.00 0.00 34.00 155.00 191.00 1134.42
1981 240.25 a 190.50 159.50 14.00 0.00 a 0.00 0.00 0.00 0.00 22.00 96.00 296.00 1018.25
1982 397.50 186.00 48.50 n 42.00 0.00 0.00 0.00 0.00 0.00 19.50 194.50 442.50 1282.00
1983 380.00 284.50 212.50 141.00 7.50 0.00 0.00 0.00 0.00 0.00 220.50 340.00 1586.00
1984 377.50 291.50 104.50 78.00 0.00 0.00 0.00 0.00 0.00 43.00 196.50 446.50 1537.50
1985 441.00 326.50 209.50 16.00 0.00 0.00 0.00 0.00 0.00 2.50 218.00 370.50 1584.00
1986 205.00 224.00 99.00 8.00 5.00 0.00 0.00 0.00 0.50 10.00 109.50 353.00 1014.00
1987 421.00 251.50 189.00 12.50 1.00 0.00 0.00 0.00 0.00 0.00 181.50 476.00 1532.50
1988 409.50 190.50 143.50 43.50 19.00 0.00 0.00 0.00 0.00 0.00 201.50 388.50 1396.00
1989 403.50 201.00 71.00 2.00 0.00 0.00 0.00 0.00 0.00 18.00 81.00 345.50 1122.00
1990 383.50 308.50 106.50 2.50 0.00 0.00 0.00 0.00 0.00 1.00 125.00 446.00 1373.00
1991 383.00 81.00 242.50 24.00 0.00 0.00 0.00 0.00 0.00 50.00 171.50 311.50 1263.50
1992 359.00 182.50 123.50 15.00 0.00 0.00 0.00 0.00 0.00 0.50 254.00 457.00 1391.50
1993 302.00 266.00 118.00 13.00 0.00 0.00 0.00 0.00 0.00 11.00 233.50 422.50 1366.00
1994 392.50 296.00 74.00 20.50 0.00 0.00 0.00 0.00 0.00 17.50 258.50 343.00 1402.00
1995 369.00 111.00 108.50 58.00 7.50 0.00 0.00 0.00 0.00 1.00 37.50 309.50 1002.00
1996 332.50 115.00 69.50 0.00 0.00 0.00 0.00 0.00 0.00 71.50 90.50 326.00 1005.00
1997 319.50 241.00 49.50 44.50 0.00 0.00 0.00 0.00 0.00 21.50 112.00 416.00 1204.00
1998 309.50 317.00 167.50 100.00 0.00 0.00 z 0.00 0.00 0.00 5.00 97.00 346.50 1342.50
1999 272.00 147.00 54.00 93.00 1.00 0.00 0.00 0.00 0.00 0.00 58.00 312.50 937.50
2000 245.42 a 134.50 102.50 9.00 0.00 0.00 0.00 0.00 0.00 20.00 302.00 294.00 1107.42
2001 367.00 268.00 108.00 37.00 0.00 0.00 0.00 0.00 0.00 0.00 85.50 407.00 1272.50
2002 340.00 159.50 101.00 0.00 0.00 0.00 0.00 0.00 0.00 6.50 49.50 345.00 1001.50
2003 133.00 197.50 113.00 27.00 0.00 0.00 0.00 0.00 0.00 0.00 146.50 279.50 896.50
2004 276.00 288.00 49.50 4.00 0.00 0.00 0.00 0.00 0.00 23.50 187.50 336.50 1165.00
2005 282.00 220.00 122.50 2.00 0.00 0.00 0.00 0.00 0.00 z 1.50 69.50 304.50 1002.00
2006 274.50 75.00 j 33.00 q 4.50 0.00 0.00 0.00 0.00 0.00 0.00 77.00 404.00 760.00
2007 420.00 205.50 74.50 20.50 0.00 e 0.00 0.00 z 0.00 z 0.00 o 0.00 42.50 450.50 1213.50
2008 396.50 265.00 86.50 0.00 3.50 0.00 0.00 f 0.00 0.00 12.50 60.00 369.50 1193.50
2009 263.50 188.50 41.73 e 30.00 0.00 0.00 0.00 0.00 0.00 28.00 82.50 419.00 1053.23
2010 286.00 227.00 150.00 29.00 0.00 0.00 0.00 0.00 0.00 1.50 171.50 232.00 1097.00
2011 370.00 307.48 a 51.50 32.50 0.00 0.00 a 0.00 b 0.00 0.00 1.50 127.50 435.00 1325.48
2012 266.00 199.50 92.50 9.00 0.00 0.00 0.00 a 0.00 0.00 0.00 50.50 348.50 966.00
2013 418.00 276.89 a 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 694.89
Period of Record Statistics
MEAN 373.21 241.93 139.83 36.98 2.59 0.00 0.00 0.00 0.02 16.03 151.71 372.18 1336.11
S.D. 89.90 80.80 64.80 32.81 4.47 0.00 0.00 0.00 0.14 21.60 71.71 73.30 238.87
SKEW 0.22 0.20 0.66 1.16 2.07 0.00 0.00 0.00 6.15 2.36 0.41 0.04 0.11
MAX 633.00 414.00 306.50 141.00 19.00 0.00 0.00 0.00 1.00 116.50 353.40 540.50 1834.50
MIN 133.00 81.00 41.73 0.00 0.00 0.00 0.00 0.00 0.00 0.00 37.50 191.00 896.50
NO YRS 65 64 61 64 64 62 63 64 63 65 65 65 56