MULESHOE NWR, TEXAS

Monthly Total Heating Degree Days

(416137)

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
1980 0.00 z 716.50 596.50 330.00 93.00 0.00 0.00 0.00 32.00 284.00 669.50 688.00 3409.50
1981 778.00 610.00 529.00 168.00 52.00 3.00 0.00 0.00 31.00 236.50 440.50 719.50 3567.50
1982 842.50 761.00 491.00 278.00 72.00 9.50 0.00 0.00 13.50 273.00 596.00 903.00 4239.50
1983 976.00 678.50 542.50 428.00 86.50 35.50 0.00 0.00 31.03 a 175.50 462.00 1072.60 a 4488.13
1984 916.00 666.50 597.00 306.50 45.00 2.50 0.00 0.00 96.00 315.00 556.00 729.50 4230.00
1985 953.00 786.69 b 449.00 171.50 70.00 13.50 0.00 0.00 79.50 264.00 530.50 938.50 4256.19
1986 761.50 646.07 a 419.50 159.50 68.00 0.50 0.00 0.00 a 16.00 281.50 612.00 867.50 3832.07
1987 916.00 647.50 436.50 k 336.50 47.50 7.00 0.00 4.50 16.50 164.00 504.00 831.32 a 3474.82
1988 932.50 655.00 526.00 271.00 87.50 5.00 0.00 5.68 a 18.00 142.50 441.00 827.00 3911.18
1989 733.00 728.50 385.50 198.50 31.00 13.00 0.00 1.00 84.50 189.00 516.00 983.50 3863.50
1990 790.50 641.50 545.00 248.00 136.00 0.00 8.00 0.00 17.50 246.50 501.50 874.00 4008.50
1991 933.00 548.50 463.00 220.50 41.50 0.50 0.00 b 0.00 103.00 198.50 668.00 801.00 3977.50
1992 875.00 566.50 423.00 207.00 93.50 9.00 0.00 0.00 35.50 167.00 679.50 804.00 3860.00
1993 865.00 695.00 502.00 272.00 59.00 0.00 0.00 0.00 34.50 288.50 671.00 753.50 4140.50
1994 848.50 695.00 454.50 264.00 84.50 0.00 0.00 2.00 17.50 232.00 496.50 683.50 3778.00
1995 769.50 519.50 521.50 288.50 69.00 0.00 0.00 0.00 95.50 194.00 488.50 329.50 m 2946.00
1996 471.00 j 563.00 600.00 240.50 7.50 0.00 0.00 0.00 46.00 251.00 531.50 764.50 3004.00
1997 917.00 759.00 461.50 406.00 79.50 2.00 0.00 3.00 22.00 248.50 609.50 936.00 4444.00
1998 726.00 629.00 598.00 327.50 15.00 7.50 0.00 0.00 0.00 135.00 425.17 a 777.00 3640.17
1999 685.21 b 489.00 517.50 259.00 115.14 c 1.03 a 2.00 0.00 69.81 d 175.67 a 380.50 805.47 b 3500.32
2000 733.50 486.00 442.00 216.50 40.50 4.50 0.00 0.00 45.50 199.43 a 712.00 904.88 b 3784.81
2001 954.50 580.00 566.50 167.50 50.00 0.00 0.00 0.00 17.00 225.50 441.50 753.50 3756.00
2002 770.50 714.50 622.50 183.00 49.50 0.00 0.00 0.00 29.00 258.50 611.00 817.50 4056.00
2003 745.00 669.00 464.50 218.00 28.00 1.50 0.00 2.50 45.50 101.50 498.50 764.50 3538.50
2004 765.00 737.50 346.50 255.50 53.50 1.00 10.00 0.00 46.50 192.50 618.00 795.50 3821.50
2005 717.50 620.00 557.00 271.00 127.00 0.00 2.00 1.00 6.50 202.50 508.50 841.00 3854.00
2006 708.00 656.50 476.50 162.00 47.00 0.00 0.00 0.00 66.00 253.50 489.00 811.00 3669.50
2007 1016.50 670.00 426.50 376.50 103.50 3.00 0.00 0.00 0.50 163.00 526.00 783.50 4069.00
2008 896.50 646.50 476.50 298.00 87.00 0.00 0.00 0.00 32.50 243.00 514.00 786.50 3980.50
2009 763.00 533.00 450.50 310.00 64.00 0.00 4.50 0.00 49.50 332.00 498.00 990.00 3994.50
2010 884.50 824.50 576.50 264.50 118.50 0.00 0.00 8.50 4.50 172.50 575.50 717.50 4147.00
2011 883.50 767.00 397.00 158.00 91.00 0.00 0.00 0.00 22.00 194.00 536.50 955.50 4004.50
2012 740.00 694.50 341.50 117.00 69.50 0.00 0.00 0.00 42.50 134.50 i 0.00 z 0.00 z 2005.00
Period of Record Statistics
MEAN 832.14 654.58 492.69 253.88 69.16 3.62 0.80 0.85 38.39 218.74 540.86 828.40 3943.32
S.D. 93.51 85.33 75.62 74.70 31.09 6.92 2.31 1.95 28.47 54.42 83.33 94.63 254.05
SKEW 0.19 -0.21 -0.12 0.37 0.20 3.24 3.06 2.59 0.83 0.04 0.33 0.68 0.26
MAX 1016.50 824.50 622.50 428.00 136.00 35.50 10.00 8.50 103.00 332.00 712.00 1072.60 4488.13
MIN 685.21 486.00 341.50 117.00 7.50 0.00 0.00 0.00 0.00 101.50 380.50 683.50 3500.32
NO YRS 31 33 32 33 33 33 33 33 33 32 32 31 28