ARCHES NP HQS, UTAH

Monthly Total Heating Degree Days

(420336)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 16.00 315.50 644.00 796.70 a 1772.20
1981 860.00 701.50 563.00 178.00 103.00 9.00 0.00 0.00 0.00 287.00 584.00 954.50 4240.00
1982 1049.00 805.00 526.00 355.50 70.00 2.50 0.00 0.00 50.50 399.00 714.50 972.50 4944.50
1983 1010.00 647.00 548.00 421.50 183.50 12.00 0.00 0.00 15.00 190.50 604.50 1004.00 4636.00
1984 1280.50 908.50 604.50 394.00 66.50 30.00 0.00 0.00 27.50 363.00 617.50 935.50 5227.50
1985 1033.00 876.50 539.50 228.00 42.00 0.00 0.00 0.00 59.50 238.50 598.00 937.00 4552.00
1986 913.00 549.50 359.00 265.50 104.50 0.00 0.00 0.00 67.50 318.00 594.00 944.98 a 4115.98
1987 1087.50 705.00 632.50 240.00 59.00 0.00 0.00 0.00 20.00 218.00 667.00 1063.50 4692.50
1988 1342.50 962.50 643.00 265.50 103.00 7.50 0.00 0.00 56.00 106.00 613.50 1034.00 5133.50
1989 1349.50 916.50 437.00 173.00 57.50 1.50 0.00 0.00 12.50 209.00 601.00 1031.50 4789.00
1990 1064.00 700.50 402.00 138.00 69.00 9.00 0.00 0.00 0.00 z 255.00 664.50 1183.50 4485.50
1991 1328.50 857.50 585.50 377.50 92.00 12.50 0.50 0.00 8.00 203.50 691.50 1090.50 5247.50
1992 1280.50 775.00 429.00 123.00 17.50 0.00 0.00 0.00 7.00 130.00 743.00 1116.00 4621.00
1993 934.50 721.50 453.50 291.50 93.00 8.00 0.50 0.00 12.00 317.00 760.00 986.50 4578.00
1994 968.00 767.00 426.50 266.50 47.50 0.00 0.00 0.00 3.00 262.00 716.50 929.50 4386.50
1995 900.00 521.50 457.00 325.50 163.50 19.50 1.50 0.00 41.00 266.50 526.50 836.00 4058.50
1996 947.00 647.00 497.00 281.00 37.00 0.00 0.00 0.00 75.50 320.50 626.00 927.00 4358.00
1997 971.00 779.00 478.50 389.00 83.50 0.00 0.00 0.00 10.50 305.50 682.50 1018.00 4717.50
1998 846.50 715.00 561.50 388.00 76.50 15.50 0.00 0.00 0.00 250.00 615.00 1034.00 4502.00
1999 852.00 636.50 375.00 395.50 136.00 16.50 0.00 0.00 29.50 212.50 585.50 970.62 b 4209.62
2000 828.00 630.50 580.00 200.50 67.00 0.00 0.00 0.00 31.00 207.50 803.50 927.93 a 4275.93
2001 1010.00 704.00 491.87 a 252.00 67.50 10.00 0.00 a 0.00 5.00 183.93 a 509.50 1040.05 a 4273.85
2002 1005.50 807.50 611.00 131.50 72.00 0.00 0.00 0.00 15.50 251.50 686.90 a 907.00 4488.40
2003 841.50 684.50 515.00 248.50 126.00 0.00 0.00 0.00 17.50 107.00 665.00 923.50 4128.50
2004 1154.50 849.00 337.50 228.00 51.00 0.00 0.00 0.00 48.00 214.50 650.00 985.00 4517.50
2005 753.00 643.50 526.50 274.50 74.50 18.50 0.00 0.00 12.50 208.00 602.00 1019.50 4132.50
2006 945.50 765.00 545.00 205.50 55.00 0.00 0.00 0.00 111.50 365.50 626.00 1070.00 4689.00
2007 1113.50 659.50 472.00 293.00 105.50 8.50 0.00 1.00 53.00 305.00 584.00 1048.00 4643.00
2008 1133.50 816.50 550.00 341.50 146.50 19.00 0.00 0.00 8.50 254.00 596.00 1005.00 4870.50
2009 1093.50 669.00 485.50 312.00 0.00 z 0.00 z 0.00 z 0.00 17.00 321.50 632.00 1326.50 4857.00
2010 1275.50 934.00 612.25 a 263.50 144.50 4.50 0.00 0.00 2.50 206.50 680.50 819.00 4942.75
2011 1205.38 a 815.50 485.00 312.00 169.00 0.00 0.00 0.00 a 0.00 270.50 641.00 1037.50 4935.88
2012 959.00 756.50 411.00 194.50 9.50 0.00 0.00 0.00 3.50 203.50 572.50 1020.00 4130.00
2013 1465.00 832.50 527.50 10.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 49.00 z 2825.00
Period of Record Statistics
MEAN 1054.56 750.30 505.09 273.55 86.85 6.38 0.08 0.03 26.14 250.48 639.33 996.81 4567.91
S.D. 179.54 108.29 80.00 82.22 43.62 7.99 0.29 0.17 26.61 70.47 63.62 101.01 341.24
SKEW 0.50 0.03 -0.24 0.00 0.52 1.12 4.17 5.48 1.37 -0.06 0.47 0.78 0.32
MAX 1465.00 962.50 643.00 421.50 183.50 30.00 1.50 1.00 111.50 399.00 803.50 1326.50 5247.50
MIN 753.00 521.50 337.50 123.00 9.50 0.00 0.00 0.00 0.00 106.00 509.50 796.70 4058.50
NO YRS 33 33 33 32 31 32 32 33 32 33 33 33 30