DENVER CITY, TEXAS

Monthly Total Heating Degree Days

(412408)

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
1986 0.00 z 0.00 z 0.00 z 0.00 z 36.50 h 1.50 0.00 2.50 1.00 174.00 541.15 d 737.28 a 1457.44
1987 735.70 c 556.96 e 293.50 i 114.50 i 19.78 b 0.00 b 0.00 b 0.00 d 3.00 h 48.50 m 0.00 z 0.00 z 1312.43
1988 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 786.50 786.50
1989 691.00 690.15 a 370.45 a 169.50 27.50 1.50 0.00 0.00 81.92 d 0.00 z 0.00 z 0.00 z 2032.02
1990 0.00 z 556.50 493.00 216.00 105.50 0.00 0.00 3.50 6.00 175.00 443.50 831.00 2830.00
1991 878.50 534.00 434.00 167.00 34.50 0.00 0.00 0.00 103.50 169.50 642.00 756.00 3719.00
1992 392.00 o 574.50 381.50 184.00 75.00 9.00 0.00 0.00 30.50 142.00 602.50 757.50 2756.50
1993 814.50 680.00 512.50 248.50 67.50 0.00 0.00 i 0.00 a 31.03 a 256.00 642.00 737.50 3989.53
1994 816.00 687.50 458.00 250.50 62.50 0.00 0.00 0.00 15.50 168.50 456.50 627.50 3542.50
1995 758.00 495.00 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 1253.00
1996 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
1997 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.50 10.50 181.50 491.00 801.50 1488.00
1998 584.50 539.50 514.50 222.50 0.00 1.50 0.00 0.00 0.00 106.50 323.50 657.50 2950.00
1999 595.50 356.50 409.50 176.50 45.00 0.50 1.00 0.00 38.00 151.50 266.50 699.50 2740.00
2000 651.50 357.00 336.00 130.50 16.50 0.00 0.00 0.00 33.50 167.50 647.50 826.50 3166.50
2001 796.00 534.50 474.00 122.00 15.50 0.00 0.00 0.00 9.50 135.50 390.00 664.00 3141.00
2002 672.50 640.00 515.50 142.00 33.00 0.00 0.00 0.00 9.00 210.00 516.00 682.00 3420.00
2003 673.00 588.00 349.00 108.00 25.50 0.00 0.00 0.00 11.00 69.00 417.00 636.00 2876.50
2004 683.50 663.50 300.50 186.00 48.00 0.00 5.50 0.00 17.50 120.50 514.00 741.00 3280.00
2005 622.00 550.50 461.50 182.50 104.50 0.00 4.50 0.00 6.50 166.50 394.00 699.00 3191.50
2006 547.00 542.50 358.00 89.50 18.50 0.00 0.00 0.00 35.50 169.50 370.50 723.00 2854.00
2007 902.50 569.00 292.50 281.50 82.00 0.50 0.00 0.00 0.00 100.00 436.00 645.00 3309.00
2008 767.50 513.50 421.50 199.00 68.50 0.00 0.00 0.00 10.50 161.00 412.50 688.50 3242.50
2009 690.00 429.00 323.84 c 224.50 36.50 0.00 0.00 0.00 28.00 240.00 376.00 868.00 3215.84
2010 796.00 692.50 448.50 181.50 84.00 0.00 0.00 0.00 0.00 82.50 427.00 611.50 3323.50
2011 567.00 g 566.00 g 296.00 96.00 82.09 d 0.00 0.00 0.00 19.50 121.50 412.00 885.00 1912.09
2012 614.00 584.50 268.50 69.50 46.50 0.00 0.00 0.00 31.00 88.50 h 0.00 z 0.00 z 1614.00
Period of Record Statistics
MEAN 714.46 560.69 400.89 173.67 49.93 0.63 0.50 0.40 23.02 155.62 462.91 730.06 3198.12
S.D. 99.56 95.68 80.46 56.93 30.29 1.90 1.48 1.08 25.42 46.76 105.80 78.30 263.73
SKEW 0.20 -0.55 -0.06 -0.07 0.30 3.98 2.81 2.37 1.88 0.20 0.36 0.38 0.05
MAX 902.50 692.50 515.50 281.50 105.50 9.00 5.50 3.50 103.50 256.00 647.50 885.00 3719.00
MIN 547.00 356.50 268.50 69.50 0.00 0.00 0.00 0.00 0.00 69.00 266.50 611.50 2740.00
NO YRS 20 22 21 21 22 23 22 24 23 21 21 22 15