BARTLETT DAM, ARIZONA

Monthly Total Heating Degree Days

(020632)

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
1939 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
1940 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 0.00 27.50 171.50 260.50 459.50
1941 343.00 201.00 191.00 151.00 17.00 0.00 0.00 0.00 0.00 b 41.50 111.00 350.00 1405.50
1942 310.00 362.00 248.00 86.50 13.50 0.00 0.00 0.00 0.00 25.50 61.00 274.87 a 1381.37
1943 375.00 166.00 111.00 54.50 0.00 0.00 0.00 0.00 0.00 27.00 65.50 329.50 1128.50
1944 407.00 383.00 273.00 106.00 7.00 0.00 0.00 0.00 0.00 0.00 234.00 322.00 1732.00
1945 415.40 a 309.04 a 332.00 122.00 0.00 0.00 0.00 0.00 0.00 0.00 132.50 392.00 1702.94
1946 411.50 321.00 179.00 21.00 3.50 0.00 a 0.00 a 0.00 0.00 31.00 238.45 a 219.50 1424.95
1947 463.00 127.50 134.00 62.00 6.00 0.00 0.00 0.00 k 0.00 6.50 253.00 409.00 1461.00
1948 335.50 358.50 315.00 51.00 5.50 0.00 0.00 0.00 0.00 8.50 218.50 372.00 1664.50
1949 679.00 387.50 221.00 59.00 0.00 0.00 0.00 0.00 0.00 69.50 40.50 389.00 1845.50
1950 414.50 180.50 166.00 17.00 18.50 0.00 0.00 0.00 0.50 0.00 57.50 126.00 980.50
1951 375.00 308.00 c 195.00 59.50 38.50 0.00 0.00 0.00 0.00 7.50 149.00 405.50 1538.00
1952 416.50 314.00 386.00 63.50 0.00 0.00 0.00 0.00 0.00 0.00 246.50 388.50 1815.00
1953 291.50 289.00 189.00 70.50 10.50 0.00 0.00 0.00 0.00 18.50 140.00 439.50 1448.50
1954 328.00 94.50 198.00 10.50 6.00 0.00 0.00 0.00 0.00 13.00 23.00 284.00 957.00
1955 513.50 380.50 145.70 a 50.50 11.00 0.00 0.00 0.00 0.00 26.00 132.00 219.00 1478.20
1956 236.50 408.50 120.50 69.50 0.00 0.00 a 0.00 0.00 0.00 32.00 185.00 318.00 1370.00
1957 353.50 135.00 149.00 53.50 15.50 0.00 0.00 0.00 0.00 19.50 230.50 207.50 1164.00
1958 303.50 181.50 298.50 85.00 0.00 0.00 0.00 0.00 0.00 1.00 164.00 170.00 1203.50
1959 290.00 344.50 101.50 3.50 7.00 0.00 0.00 0.00 0.00 39.00 102.50 320.50 1208.50
1960 519.00 456.00 99.00 37.50 5.00 0.00 0.00 0.00 0.00 36.50 90.00 328.50 1571.50
1961 218.00 181.50 168.00 12.00 1.50 0.00 0.00 0.00 0.00 27.00 202.00 376.50 1186.50
1962 415.00 254.50 335.50 0.00 1.11 c 0.00 0.00 0.00 0.00 0.50 76.50 226.50 1309.61
1963 487.50 168.50 203.00 103.00 0.00 0.00 0.00 0.00 0.00 0.00 175.00 340.00 1477.00
1964 519.00 434.00 330.50 106.50 48.00 0.00 0.00 0.00 0.00 0.00 315.00 430.00 2183.00
1965 430.00 386.50 332.00 148.00 17.50 0.00 0.00 0.00 0.00 15.00 87.00 372.50 1788.50
1966 442.00 411.50 133.00 19.66 a 0.00 0.00 0.00 0.00 0.00 0.00 96.35 d 319.50 1422.00
1967 347.56 e 207.67 d 136.50 151.03 a 13.00 0.00 0.00 0.00 0.00 4.50 84.83 a 487.50 1432.59
1968 344.50 103.05 a 152.50 63.50 4.50 0.00 0.00 b 0.00 0.00 0.00 136.00 423.50 1227.55
1969 293.00 340.50 283.00 13.50 21.18 a 0.00 0.00 a 0.00 0.00 15.00 120.50 314.65 a 1401.33
1970 410.00 172.50 259.00 118.50 5.00 0.00 a 0.00 0.00 0.00 23.00 95.69 a 351.00 1434.69
1971 363.50 261.50 160.50 81.00 12.00 0.00 0.00 a 0.00 0.50 120.00 179.00 453.50 1631.50
1972 397.50 186.00 39.00 32.50 0.00 0.00 0.00 0.00 0.00 a 58.00 256.00 426.50 1395.50
1973 485.50 278.50 385.50 115.71 b 16.00 0.00 0.00 0.00 0.00 4.50 197.00 294.00 1776.71
1974 389.50 274.50 137.43 a 33.50 0.50 0.00 0.00 0.00 0.00 41.50 117.00 480.50 1474.43
1975 399.50 326.00 279.00 187.50 15.50 0.00 0.00 0.00 0.00 18.50 164.50 331.00 1721.50
1976 316.50 231.50 224.50 100.50 1.00 0.00 0.00 0.00 0.00 41.00 158.50 0.00 z 1073.50
1977 447.43 a 190.00 275.00 64.50 5.00 0.00 0.00 0.00 0.00 0.00 82.00 225.00 1288.93
1978 360.63 a 297.00 139.00 73.50 14.00 0.00 0.00 0.00 0.00 9.00 230.50 504.00 1627.63
1979 600.50 352.50 275.00 71.00 16.50 0.00 0.00 0.00 0.00 29.00 241.00 275.50 1861.00
1980 364.50 255.63 b 311.50 90.50 14.00 0.00 0.00 0.00 0.00 32.00 119.00 123.50 1310.63
1981 236.00 157.50 102.00 f 24.00 1.00 0.00 0.00 0.00 0.00 17.00 81.50 244.50 761.50
1982 441.50 220.00 231.00 40.00 12.00 0.00 0.00 0.00 0.50 1.50 200.00 446.00 1592.50
1983 0.00 z 313.00 280.50 186.50 10.00 0.00 0.00 0.00 0.00 1.50 250.00 424.50 1466.00
1984 344.00 281.50 127.00 110.00 2.00 0.00 0.00 0.00 0.00 83.00 238.00 494.50 1680.00
1985 468.50 331.00 250.50 34.50 6.50 0.00 0.00 0.00 0.00 14.00 261.00 336.50 1702.50
1986 174.50 251.00 127.00 22.50 5.50 0.00 0.00 0.00 6.50 14.00 93.50 313.50 1008.00
1987 400.50 272.50 212.50 15.00 2.00 0.00 0.00 0.00 0.00 0.00 168.50 470.50 1541.50
1988 397.00 180.50 162.50 70.00 21.00 0.00 0.00 0.00 0.00 0.00 169.00 326.00 1326.00
1989 362.50 231.00 70.50 7.50 5.00 0.00 0.00 0.00 0.00 7.50 56.50 289.50 1030.00
1990 368.00 356.00 161.00 22.50 2.00 0.00 0.00 0.00 0.00 0.00 108.00 421.50 1439.00
1991 373.50 78.50 332.50 48.50 8.50 0.00 0.00 0.00 0.00 48.00 165.50 323.00 1378.00
1992 371.00 178.50 161.50 18.00 5.00 0.00 0.00 0.00 0.00 0.00 187.00 410.00 1331.00
1993 329.00 294.50 133.50 10.00 0.00 4.00 0.00 0.00 0.00 4.00 193.50 318.50 1287.00
1994 288.00 306.00 116.00 46.50 0.00 0.00 0.00 a 0.00 0.00 21.50 269.50 273.50 1321.00
1995 402.00 125.00 141.00 90.52 a 22.00 0.00 0.00 0.00 0.00 0.00 18.00 205.50 1004.02
1996 175.00 k 127.00 74.50 j 1.50 s 0.00 k 0.00 k 0.00 o 0.00 j 0.00 l 30.50 o 55.86 a 194.50 j 182.86
1997 275.50 i 244.00 47.02 a 68.50 0.00 n 0.00 j 0.00 l 0.00 l 0.00 i 7.50 k 42.00 n 181.00 p 359.52
1998 144.50 o 234.50 l 108.00 l 171.72 a 6.50 i 0.00 z 0.00 0.00 i 0.00 2.00 71.50 345.50 590.72
1999 240.25 e 127.00 i 83.00 k 169.80 e 11.00 g 0.00 e 0.00 l 0.00 i 0.00 j 0.00 o 2.50 u 105.00 t 410.05
2000 104.00 p 72.00 p 72.50 o 4.00 p 0.00 o 0.00 n 0.00 q 0.00 p 0.00 p 9.00 p 121.50 r 85.00 u 0.00
2001 160.50 q 118.50 r 83.00 q 39.50 o 0.00 m 0.00 n 0.00 m 0.00 m 0.00 p 0.00 s 57.00 q 193.00 p 0.00
2002 146.50 q 86.00 o 44.00 q 4.50 m 0.00 n 0.00 o 0.00 n 0.00 q 0.00 n 2.50 p 14.00 q 85.50 u 0.00
2003 38.00 q 131.00 m 94.00 p 56.50 o 1.50 v 0.00 n 0.00 p 0.00 p 0.00 n 0.00 r 60.50 q 86.50 u 0.00
2004 157.00 o 145.00 p 22.50 p 2.50 p 0.00 p 0.00 m 0.00 r 0.00 p 0.00 q 1.50 p 105.00 p 164.50 p 0.00
2005 214.00 l 178.50 h 127.50 l 0.00 z 0.00 p 0.00 o 0.00 w 0.00 o 0.00 s 1.00 q 37.00 p 112.00 s 0.00
2006 0.00 z 81.00 n 97.50 o 11.50 r 0.00 r 0.00 p 0.00 s 0.00 l 0.00 p 0.00 p 29.50 p 71.00 x 0.00
2007 165.50 q 105.00 n 60.50 p 19.00 m 0.00 p 0.00 o 0.00 t 0.00 n 0.00 p 0.00 n 11.00 o 125.00 u 0.00
2008 219.50 p 147.50 o 48.00 p 12.50 p 0.00 u 0.00 r 0.00 q 0.00 q 0.00 q 0.00 n 15.50 s 94.50 t 0.00
2009 128.00 o 114.50 n 45.00 o 39.50 m 0.00 r 0.00 l 0.00 p 0.00 z 0.00 r 0.00 s 12.00 q 159.00 s 0.00
2010 141.50 q 104.00 p 106.50 n 20.00 o 7.50 r 0.00 v 0.00 q 0.00 s 0.00 t 0.50 p 93.50 n 33.00 u 0.00
2011 134.00 r 115.50 q 43.00 r 9.00 s 9.50 n 0.00 p 0.00 z 0.00 z 0.00 z 0.00 q 69.00 o 110.50 x 0.00
2012 86.50 v 96.00 r 60.50 s 4.50 z 0.00 v 0.00 v 0.00 u 0.00 u 0.00 z 0.00 w 7.50 w 19.00 z 0.00
2013 53.00 y 117.50 s 9.00 t 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 381.98 262.60 203.01 68.54 8.61 0.07 0.00 0.00 0.14 18.99 151.14 337.92 1443.35
S.D. 90.93 94.32 86.21 49.08 9.54 0.53 0.00 0.00 0.86 23.27 72.13 91.18 258.20
SKEW 0.53 -0.02 0.32 0.75 1.89 7.35 0.00 0.00 7.17 2.03 0.14 -0.28 0.26
MAX 679.00 456.00 386.00 187.50 48.00 4.00 0.00 0.00 6.50 120.00 315.00 504.00 2183.00
MIN 174.50 78.50 39.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18.00 123.50 957.00
NO YRS 55 57 55 58 55 57 57 55 57 57 58 56 51