SPARKS, NEVADA

Monthly Total Heating Degree Days

(267697)

Base Temperature = 65 F

File last updated on Apr 4, 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
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 646.50 1032.82 a 1679.32
1989 1041.50 957.00 544.00 330.00 253.50 26.38 a 2.00 24.00 116.50 425.50 691.50 905.00 5316.88
1990 950.00 932.00 588.00 307.00 309.50 83.50 4.50 25.00 72.50 308.00 716.50 1228.00 5524.50
1991 0.00 z 588.00 772.00 504.00 370.50 122.50 0.00 4.50 58.00 287.50 640.50 956.00 4303.50
1992 918.50 669.50 587.50 308.50 86.50 77.00 16.00 17.50 51.00 293.00 725.50 1012.50 4763.00
1993 1178.00 851.00 493.00 467.50 195.50 153.00 20.00 19.50 135.00 356.50 788.50 900.00 5557.50
1994 905.00 772.00 531.50 409.50 221.00 58.50 0.00 0.00 91.00 447.50 901.00 946.00 5283.00
1995 835.50 574.00 690.50 548.00 316.50 157.50 8.00 11.50 67.00 311.50 497.00 771.50 4788.50
1996 801.00 686.50 646.50 416.00 253.50 45.00 0.00 1.50 130.00 0.00 z 657.50 806.50 4444.00
1997 914.00 711.00 533.50 466.50 132.50 101.00 10.00 1.50 78.00 416.00 665.00 1011.00 5040.00
1998 796.00 787.00 671.50 560.00 445.00 102.00 0.00 0.00 94.00 485.00 689.50 1003.00 5633.00
1999 869.50 711.00 668.50 561.43 b 276.50 119.46 b 2.00 24.50 60.00 a 301.50 556.50 934.50 5085.39
2000 823.00 685.50 603.50 356.90 a 244.50 34.00 24.50 3.50 135.50 436.67 b 807.00 846.00 5000.57
2001 974.00 821.50 506.33 a 529.00 0.00 z 32.78 c 1.55 a 1.00 0.00 z 220.10 a 626.50 891.00 4603.76
2002 929.00 681.00 698.00 401.00 264.50 36.50 0.00 5.50 64.50 397.50 657.50 843.50 4978.50
2003 677.50 749.50 546.50 571.00 239.50 22.00 0.00 d 0.00 35.50 221.00 736.00 835.00 4633.50
2004 892.00 758.00 460.50 387.50 200.00 39.00 0.00 3.50 85.00 448.00 738.50 936.00 4948.00
2005 1097.50 747.50 601.50 513.50 224.00 110.50 0.00 2.50 147.00 337.00 614.00 818.40 a 5213.40
2006 840.00 722.50 798.25 a 443.50 183.00 15.50 0.00 1.00 115.00 391.00 644.00 926.12 c 5079.88
2007 1066.00 691.00 500.50 407.50 170.50 a 38.50 0.00 z 0.00 0.00 z 0.00 z 624.00 957.50 4455.50
2008 1015.50 776.50 648.93 a 473.50 281.00 64.50 0.00 0.00 47.59 a 326.50 578.00 954.00 5166.02
2009 860.50 730.50 669.00 448.50 126.00 91.50 3.00 18.82 c 31.00 435.50 655.00 1175.50 5244.82
2010 896.00 700.50 676.32 a 565.50 436.50 63.50 3.50 24.80 a 0.00 z 0.00 z 731.50 818.50 4916.62
2011 882.39 c 808.23 b 667.02 a 466.00 369.42 a 119.00 2.67 b 0.00 d 13.50 321.88 a 440.00 k 1002.50 4652.61
2012 820.00 760.50 616.50 387.00 280.50 72.93 a 0.00 0.00 9.81 d 301.50 579.00 896.50 4724.24
2013 1084.50 769.48 a 546.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 46.50 z 2399.98
Period of Record Statistics
MEAN 919.45 745.65 610.61 451.20 255.65 74.42 4.25 7.92 77.97 355.65 673.60 936.29 5110.04
S.D. 115.09 87.58 86.96 82.12 91.82 41.58 6.95 9.72 40.55 76.04 87.01 107.61 288.18
SKEW 0.36 0.47 0.25 -0.14 0.35 0.41 1.82 0.83 0.10 -0.07 0.49 0.96 0.19
MAX 1178.00 957.00 798.25 571.00 445.00 157.50 24.50 25.00 147.00 485.00 901.00 1228.00 5633.00
MIN 677.50 574.00 460.50 307.00 86.50 15.50 0.00 0.00 9.81 220.10 497.00 771.50 4633.50
NO YRS 24 25 25 24 23 24 23 24 21 21 24 25 18