FT HANCOCK 8 SSE, TEXAS

Monthly Total Heating Degree Days

(413266)

Base Temperature = 65 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201208
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
1966 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 g 6.41 b 5.00 182.50 398.00 719.00 1310.91
1967 694.00 452.50 207.50 64.00 35.65 a 0.00 0.00 c 0.00 5.00 85.25 a 352.00 698.61 c 2594.51
1968 634.00 391.00 352.50 121.00 0.50 0.00 0.00 0.00 a 0.00 d 49.00 385.00 698.07 d 2631.07
1969 500.43 c 427.78 a 453.93 c 32.50 9.50 n 0.00 e 0.00 a 0.00 0.00 62.50 386.38 a 345.50 l 1863.51
1970 580.70 c 427.00 d 325.50 64.50 l 0.00 z 0.00 z 0.00 g 0.00 70.00 415.00 410.00 500.50 2728.70
1971 625.00 435.00 279.00 111.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 208.00 q 0.00 z 1450.00
1972 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 a 0.00 z 0.00 1.50 103.00 i 519.50 660.50 1181.50
1973 771.00 616.00 421.50 0.00 z 0.00 z 0.00 z 0.00 0.00 12.00 99.50 390.00 696.97 b 3006.97
1974 682.00 584.50 220.50 87.50 15.00 0.00 0.00 0.00 35.50 79.10 b 417.50 725.29 b 2846.90
1975 737.05 b 527.50 375.50 246.50 48.00 0.00 0.00 0.00 33.10 a 95.00 452.00 709.50 3224.16
1976 759.50 a 407.50 295.50 123.50 28.50 0.00 0.00 0.00 4.00 237.50 605.50 825.12 a 3286.62
1977 735.73 a 511.00 461.56 d 120.52 a 5.50 0.00 0.00 0.00 0.00 b 45.43 b 351.11 c 524.50 2755.35
1978 629.09 b 369.00 i 280.00 67.50 d 15.50 0.00 f 0.00 b 0.00 33.60 e 96.21 b 324.00 693.22 b 2139.12
1979 754.85 a 512.81 a 380.02 b 148.00 25.00 3.50 0.00 a 0.00 21.50 53.00 461.50 670.52 d 3030.70
1980 579.00 442.50 251.00 g 166.61 b 9.00 j 0.00 0.00 0.00 8.50 0.00 z 0.00 z 0.00 z 1196.61
1981 0.00 z 526.50 0.00 z 118.20 e 2.00 j 0.00 0.00 0.00 0.00 c 96.50 387.50 611.50 1740.20
1982 672.59 c 459.93 a 276.50 135.50 21.91 b 0.00 0.00 f 0.00 f 2.50 206.00 530.50 733.00 3038.43
1983 726.43 a 467.00 227.50 k 279.83 a 29.50 k 0.00 0.00 c 0.00 k 0.00 o 68.72 a 409.50 719.00 2670.48
1984 730.50 578.50 366.50 158.50 5.50 0.00 0.00 0.00 c 30.50 241.00 517.00 590.00 3218.00
1985 771.00 547.00 288.50 76.50 5.00 0.00 0.00 0.00 g 6.50 106.95 a 338.65 d 714.50 2854.60
1986 609.00 364.52 a 268.67 a 39.00 18.71 b 0.00 j 0.00 0.00 2.50 132.50 464.00 723.00 2621.89
1987 744.50 506.00 413.50 172.50 4.00 0.00 0.00 0.00 1.00 36.00 416.90 a 746.58 a 3040.98
1988 714.00 507.50 357.50 147.00 18.00 1.00 0.00 0.00 5.50 34.00 368.50 695.50 2848.50
1989 700.08 a 405.00 f 232.50 b 61.50 3.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 737.00 1734.08
1990 690.50 495.00 263.50 42.00 15.50 0.00 0.00 2.50 3.50 114.50 351.50 648.00 2626.50
1991 691.50 410.50 342.00 115.50 8.50 0.00 0.00 0.00 29.50 88.50 504.00 637.50 2827.50
1992 766.00 545.00 338.50 106.50 2.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1758.50
1993 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 135.50 434.00 615.00 1184.50
1994 678.50 465.00 248.50 81.00 0.00 0.00 0.00 0.00 0.00 0.00 z 377.50 561.50 2412.00
1995 652.00 334.50 217.50 120.00 9.50 0.00 0.00 0.00 12.00 46.50 331.50 582.50 2306.00
1996 653.50 337.00 374.00 106.50 0.00 0.00 0.00 0.00 1.00 95.50 375.00 665.00 2607.50
1997 676.00 474.00 216.00 138.00 0.00 0.00 0.00 0.00 0.00 172.00 425.50 766.50 2868.00
1998 635.00 486.50 355.50 163.00 5.50 0.00 0.00 0.00 0.00 z 63.00 300.00 633.00 2641.50
1999 591.50 0.00 z 0.00 z 0.00 z 4.02 d 0.00 d 0.00 0.00 6.00 140.50 308.50 705.50 1756.02
2000 555.42 a 357.50 260.50 45.52 a 1.00 0.00 0.00 0.00 5.50 137.00 510.00 677.50 2549.93
2001 716.00 432.00 296.50 78.00 2.50 0.00 0.00 0.00 1.00 46.00 330.00 702.50 2604.50
2002 665.00 580.00 218.50 l 25.50 1.00 0.00 0.00 0.00 0.00 88.50 282.50 j 695.50 2055.50
2003 581.50 414.50 346.50 106.00 2.00 0.00 0.00 0.00 0.00 68.50 349.00 702.50 2570.50
2004 607.50 569.50 240.00 115.50 17.00 0.00 0.00 0.00 8.00 55.50 439.50 717.00 2769.50
2005 551.00 437.50 362.00 128.50 18.50 0.00 0.00 0.00 0.00 100.00 359.50 635.00 2592.00
2006 621.00 439.00 252.00 35.00 0.00 0.00 0.00 0.00 3.50 111.50 318.50 776.00 2556.50
2007 786.50 467.00 275.00 135.50 7.50 0.00 0.00 0.00 0.00 113.50 347.50 658.00 2790.50
2008 680.50 488.00 358.00 156.50 24.00 0.00 0.00 0.00 11.50 114.00 431.00 626.50 2890.00
2009 651.50 439.00 293.50 157.50 0.00 0.00 0.00 0.00 4.00 138.00 372.50 735.50 2791.50
2010 740.50 539.50 434.00 108.50 35.50 0.00 0.00 0.00 0.00 62.00 455.00 585.50 2960.50
2011 494.50 l 444.00 j 107.50 m 47.50 m 21.50 l 0.00 i 0.00 b 0.00 e 0.00 h 52.50 l 291.50 k 507.50 l 0.00
2012 415.00 l 320.50 k 201.50 n 56.00 i 17.00 f 0.00 h 0.00 e 0.00 i 0.00 z 0.00 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 671.74 471.87 317.03 113.89 11.55 0.12 0.00 0.22 9.09 110.57 405.13 676.05 2791.51
S.D. 69.78 69.86 70.12 54.26 12.20 0.59 0.00 1.08 14.47 71.75 69.72 67.33 240.29
SKEW -0.35 0.01 0.30 0.73 1.17 5.26 0.00 5.14 2.41 2.25 0.79 -0.56 0.39
MAX 786.50 616.00 461.56 279.83 48.00 3.50 0.00 6.41 70.00 415.00 605.50 825.12 3286.62
MIN 500.43 334.50 207.50 25.50 0.00 0.00 0.00 0.00 0.00 34.00 300.00 500.50 2306.00
NO YRS 41 39 37 39 35 37 40 40 40 39 40 41 25