OREM TREATMENT PLANT, UTAH

Monthly Total Heating Degree Days

(426538)

Base Temperature = 65 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1982 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 a 146.50 559.50 834.50 1094.50 2635.00
1983 978.50 763.50 692.00 592.00 358.50 61.00 12.00 0.00 54.00 336.50 724.00 1062.50 5634.50
1984 1429.00 1248.50 881.50 568.50 183.00 88.00 0.00 2.50 88.00 536.50 744.50 1091.00 6861.00
1985 1325.00 1193.00 827.50 343.45 a 128.13 a 22.50 0.00 3.00 150.00 375.00 845.00 1239.00 6451.58
1986 1120.00 723.00 525.00 458.00 234.50 10.50 0.00 0.00 200.00 469.50 748.50 1078.00 5567.00
1987 1226.00 832.00 735.00 302.00 149.00 14.00 6.00 10.50 86.50 335.50 763.50 1112.00 5572.00
1988 1420.50 1023.50 798.50 412.50 249.50 11.00 0.00 0.00 158.50 259.00 764.00 1246.00 6343.00
1989 1492.50 1245.00 620.00 337.50 209.50 54.50 0.00 4.50 67.00 405.50 770.50 1105.50 6312.00
1990 1036.00 1015.00 608.00 332.50 236.50 44.50 0.00 0.00 28.00 409.00 749.50 1348.50 5807.50
1991 1386.00 894.50 745.00 531.00 305.00 31.00 0.50 0.00 83.50 387.00 713.00 1073.50 6150.00
1992 1186.50 731.00 529.50 216.50 50.50 29.00 9.50 14.50 56.00 372.50 974.50 1253.00 5423.00
1993 1234.00 978.00 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 2212.00
1994 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
1995 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 44.50 374.50 570.00 807.50 1796.50
1996 899.50 832.50 545.00 288.50 47.50 0.00 0.00 0.00 84.00 346.00 642.50 827.00 4512.50
1997 964.50 772.00 484.50 328.00 45.50 0.00 0.00 0.00 33.50 336.00 614.50 999.50 4578.00
1998 778.50 658.50 573.00 302.00 38.50 20.00 0.00 z 0.00 8.00 304.00 592.00 989.00 4263.50
1999 811.00 647.63 a 448.90 e 438.00 274.50 59.50 0.00 0.00 84.50 338.50 568.00 1045.22 a 4715.75
2000 880.50 709.00 674.00 299.00 145.00 9.50 0.00 0.00 79.00 347.50 992.00 1015.25 a 5150.75
2001 1104.12 a 792.30 a 594.50 448.97 a 127.50 41.50 0.00 0.00 a 22.50 b 301.00 653.00 1189.22 b 5274.60
2002 1225.00 983.00 791.50 356.50 185.50 37.50 0.00 0.00 90.00 482.00 850.50 976.00 5977.50
2003 863.00 835.50 646.00 386.50 161.50 14.00 0.00 0.00 82.00 238.00 846.50 956.00 5029.00
2004 1321.50 1041.50 527.00 365.50 148.50 13.50 0.00 15.00 72.50 360.50 775.00 1023.50 5664.00
2005 913.50 782.50 674.00 426.50 173.50 87.50 0.00 3.50 76.50 326.50 693.00 1060.50 5217.50
2006 977.50 868.50 726.50 352.50 b 108.50 k 5.00 l 0.00 l 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2925.00
Period of Record Statistics
MEAN 1116.94 889.54 649.85 385.04 172.58 32.45 1.47 2.43 81.59 372.73 746.75 1072.37 5591.64
S.D. 219.95 179.76 120.00 95.83 88.46 26.44 3.57 4.70 46.90 80.30 115.65 130.21 653.57
SKEW 0.13 0.68 0.18 0.64 0.18 0.79 2.17 1.91 0.83 0.78 0.34 0.03 0.08
MAX 1492.50 1248.50 881.50 592.00 358.50 88.00 12.00 15.00 200.00 559.50 992.00 1348.50 6861.00
MIN 778.50 647.63 448.90 216.50 38.50 0.00 0.00 0.00 8.00 238.00 568.00 807.50 4512.50
NO YRS 22 22 21 21 20 20 19 22 22 22 22 22 19