PENWELL, TEXAS

Monthly Total Cooling Degree Days

(416932)

Base Temperature = 65 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201210
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
1955 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
1956 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
1957 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
1958 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
1959 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
1960 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
1961 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
1962 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
1963 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 130.50 x 73.00 y 59.50 s 0.00 s 0.00 0.00
1964 0.00 a 0.00 1.03 a 101.50 340.00 498.00 611.00 603.00 299.48 a 74.92 a 22.50 0.00 2551.43
1965 0.00 0.00 5.50 147.50 128.50 l 0.00 z 459.50 g 476.50 134.50 u 2.00 q 14.00 0.00 643.50
1966 0.00 0.00 34.50 58.00 277.00 432.00 634.00 458.80 a 93.50 u 4.50 q 7.00 0.00 h 1901.30
1967 0.00 0.00 82.00 201.00 305.00 524.00 569.37 a 461.00 0.00 z 45.00 i 0.50 0.00 2142.87
1968 0.00 0.00 9.50 49.50 297.50 466.50 261.00 m 0.00 z 273.75 b 156.50 3.50 0.00 w 1256.75
1969 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 451.00 j 607.50 355.00 143.50 4.50 0.00 1110.50
1970 0.00 0.00 1.00 90.50 243.50 429.50 570.50 556.50 388.00 46.50 1.00 0.00 a 2327.00
1971 0.00 0.00 28.00 85.50 283.00 466.50 564.00 0.00 z 0.00 z 0.00 z 0.00 q 0.00 e 1427.00
1972 0.00 f 0.00 e 37.31 d 196.80 e 212.83 e 432.69 d 366.00 f 401.85 d 317.31 d 102.00 g 0.00 f 0.00 f 1598.79
1973 0.00 h 0.00 e 0.00 d 27.60 e 170.00 f 398.65 d 365.00 f 408.54 c 282.60 e 76.50 f 19.80 e 0.00 h 1137.19
1974 0.00 e 0.00 e 35.17 e 79.04 d 330.87 e 421.80 e 406.50 g 398.41 d 95.00 f 31.50 f 0.00 f 0.00 f 1265.28
1975 0.00 f 0.00 e 0.00 e 100.38 d 154.40 e 345.50 f 380.35 e 435.79 e 160.00 f 53.00 f 3.00 g 0.00 e 1070.92
1976 0.00 j 1.00 f 10.73 e 105.00 d 104.00 f 430.96 d 293.50 f 352.50 g 203.40 e 13.00 g 0.00 f 0.00 e 750.09
1977 0.00 h 0.00 h 0.60 e 51.60 e 252.50 g 498.46 d 458.50 g 643.54 d 495.00 e 84.50 i 1.50 h 0.00 l 1689.19
1978 0.00 i 0.00 f 27.00 f 174.60 e 268.00 g 443.08 d 492.50 f 514.37 d 255.00 e 54.00 f 2.00 f 0.00 i 1387.05
1979 0.00 f 0.00 h 0.00 d 90.60 e 161.00 g 355.38 d 468.00 f 482.71 c 303.00 147.00 0.00 0.00 a 1378.70
1980 0.00 a 0.00 0.50 47.50 250.77 c 568.50 669.50 504.00 304.00 51.50 0.00 a 0.00 2396.27
1981 0.00 0.00 0.00 99.50 154.50 426.00 547.50 396.00 321.00 135.37 a 3.00 0.00 2082.87
1982 0.00 2.50 13.00 62.00 184.00 431.00 604.50 586.50 444.50 128.50 6.50 0.00 2463.00
1983 0.00 0.00 1.07 b 55.00 259.00 369.50 587.50 577.00 407.00 148.00 30.00 0.00 a 2434.07
1984 0.00 1.00 5.50 42.50 276.00 425.50 482.00 503.50 297.50 54.00 0.00 0.00 2087.50
1985 0.00 1.50 21.18 a 133.00 371.00 361.00 453.50 585.00 351.50 54.50 6.00 0.00 b 2338.18
1986 0.00 7.50 15.00 167.50 274.00 384.00 490.50 482.00 274.50 58.50 0.00 0.00 2153.50
1987 0.00 0.00 2.00 43.00 151.00 322.00 464.50 512.00 243.00 85.50 12.00 0.00 1835.00
1988 0.00 a 0.00 a 13.50 53.50 207.00 431.50 459.50 507.50 295.00 65.00 18.10 a 0.00 2050.60
1989 0.00 a 0.00 a 32.00 146.50 344.50 431.00 571.50 498.00 254.00 156.50 0.00 0.00 2434.00
1990 0.00 0.50 18.00 94.50 281.00 641.00 444.50 398.00 307.00 54.50 11.50 0.00 2250.50
1991 0.00 0.00 14.00 68.00 371.00 483.00 471.00 435.00 200.00 79.00 0.00 0.00 2121.00
1992 0.00 0.00 6.00 70.50 140.50 366.00 515.50 410.00 295.50 78.50 4.50 0.00 1887.00
1993 0.00 0.00 8.00 60.50 251.00 464.50 583.50 542.50 248.50 105.00 0.00 0.00 2263.50
1994 0.00 0.00 10.00 69.00 252.50 601.50 612.50 552.50 278.50 120.00 12.41 a 0.00 2508.91
1995 0.00 0.00 23.50 62.00 253.50 425.50 565.50 549.00 309.00 84.50 0.00 0.00 2272.50
1996 0.00 5.00 4.50 86.50 494.00 563.00 604.50 488.50 223.00 80.50 5.00 0.00 2554.50
1997 0.00 0.00 11.50 26.00 204.00 360.50 562.50 521.00 367.00 139.00 3.00 0.00 2194.50
1998 0.00 0.00 32.00 45.50 406.50 624.00 694.50 525.50 464.00 186.00 8.00 0.00 2986.00
1999 0.00 3.50 5.50 125.50 289.50 462.50 584.00 633.00 373.00 103.33 a 9.00 0.00 2588.83
2000 0.00 4.00 25.50 163.50 463.97 a 441.00 605.50 574.00 430.00 111.00 0.00 0.00 2818.47
2001 0.00 0.00 1.50 105.00 350.50 586.00 684.50 580.00 353.50 115.50 22.00 0.00 2798.50
2002 0.00 0.50 17.00 184.00 311.00 508.50 541.00 622.50 352.00 99.00 0.00 0.00 2635.50
2003 0.00 0.00 22.00 120.00 331.50 458.00 522.00 574.00 0.00 z 120.00 41.00 0.00 2188.50
2004 0.00 0.00 47.00 52.50 333.00 500.50 516.00 448.00 273.50 45.00 0.00 e 0.00 g 2215.50
2005 0.00 b 0.00 e 0.00 38.00 194.00 g 478.00 416.00 f 440.00 434.40 e 121.50 h 13.00 f 0.00 j 1390.40
2006 0.00 h 0.00 z 37.56 e 113.00 j 0.00 z 520.00 492.50 f 0.00 z 228.00 f 0.00 z 1.50 i 0.00 z 557.56
2007 0.00 n 0.00 z 28.79 c 38.00 126.50 0.00 z 408.50 466.00 0.00 z 0.00 z 8.50 0.00 z 1076.29
2008 0.00 0.00 z 0.00 z 57.00 n 298.50 590.50 459.00 426.50 175.50 64.50 2.50 0.00 2017.00
2009 0.00 0.00 z 26.50 0.00 z 305.00 491.50 518.00 538.00 251.50 81.50 0.00 0.00 2212.00
2010 0.00 0.00 3.00 67.50 240.00 595.00 472.50 624.00 358.00 114.00 2.00 0.00 2476.00
2011 0.00 3.11 a 66.50 185.89 b 318.00 721.50 712.48 a 743.00 403.00 158.50 7.00 0.00 3318.99
2012 0.00 0.00 74.50 245.50 360.50 633.00 599.50 643.77 a 383.00 96.50 i 0.00 z 0.00 z 2939.77
Period of Record Statistics
MEAN 0.00 0.73 18.09 95.93 282.45 476.95 549.64 518.55 321.11 101.33 7.30 0.00 2401.04
S.D. 0.00 1.66 19.80 54.02 82.62 88.27 79.76 81.12 75.27 38.90 9.37 0.00 330.13
SKEW 0.00 2.55 1.53 0.90 0.22 0.67 0.00 0.38 0.32 0.27 1.77 0.00 0.72
MAX 0.00 7.50 82.00 245.50 494.00 721.50 712.48 743.00 495.00 186.00 41.00 0.00 3318.99
MIN 0.00 0.00 0.00 26.00 126.50 322.00 380.35 396.00 175.50 45.00 0.00 0.00 1835.00
NO YRS 39 40 46 45 40 45 37 45 40 34 39 38 27