NAMPA SUGAR FACTORY, IDAHO

Monthly Total Heating Degree Days

(106305)

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
1976 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 453.50 736.50 1153.50 2343.50
1977 1419.00 922.50 794.50 370.00 382.00 10.00 16.00 49.00 186.50 496.00 0.00 z 901.50 5547.00
1978 942.00 805.50 0.00 z 514.50 325.50 a 94.00 3.62 a 56.32 a 220.50 455.18 a 941.90 a 1212.50 5571.51
1979 1550.52 a 938.50 694.50 524.00 229.50 93.00 8.50 20.50 76.50 418.50 971.00 1028.50 6553.52
1980 1131.00 844.00 797.50 408.50 309.00 0.00 z 7.50 66.00 263.00 562.00 895.50 1099.00 6383.00
1981 1032.00 847.50 723.50 520.50 329.50 135.00 25.50 0.50 126.00 523.00 642.00 914.00 5819.00
1982 1236.50 968.00 700.00 565.00 284.50 87.00 22.00 1.50 189.00 498.00 874.50 1052.50 6478.50
1983 1005.00 693.00 620.00 539.00 300.50 57.00 30.00 0.00 160.50 406.00 661.50 1235.00 5707.50
1984 1279.50 1012.00 680.00 519.00 309.50 133.00 0.00 0.00 218.00 565.50 757.00 1276.17 a 6749.67
1985 1398.50 1084.22 a 857.00 356.00 192.50 34.50 0.00 20.50 0.00 z 549.00 1094.00 1577.50 7163.72
1986 1173.50 689.00 506.00 465.50 263.50 9.50 39.00 0.00 253.00 418.00 703.50 1115.50 5636.00
1987 1165.00 768.50 638.00 276.50 135.00 49.00 25.50 26.00 105.50 367.00 706.50 978.50 5241.00
1988 1224.50 840.00 667.50 378.50 256.00 53.50 8.50 5.00 193.50 216.00 719.00 1145.00 5707.00
1989 1305.50 1252.50 682.00 361.50 262.00 24.50 0.00 34.50 113.00 443.00 777.50 1004.00 6260.00
1990 932.50 871.00 637.00 289.00 271.00 88.50 13.50 8.00 27.50 468.50 765.00 1456.50 5828.00
1991 1263.50 705.50 684.50 489.50 316.00 95.50 0.50 0.00 95.50 407.00 843.50 1040.00 5941.00
1992 1020.00 699.50 508.00 338.00 112.00 43.50 13.50 39.50 137.50 364.50 882.50 1124.00 5282.50
1993 1219.50 988.50 747.50 502.00 153.50 140.50 28.00 45.50 122.50 379.50 944.50 947.50 6219.00
1994 988.00 876.00 566.50 368.00 176.00 74.50 5.50 2.00 35.00 446.50 942.00 1069.00 5549.00
1995 899.50 654.00 657.00 456.50 222.00 0.00 z 4.00 27.00 86.00 481.50 631.50 973.00 5092.00
1996 969.00 853.00 614.00 431.50 265.00 57.50 0.00 18.50 196.00 450.00 704.50 885.00 5444.00
1997 975.00 767.50 615.00 469.50 136.50 29.50 23.50 0.00 86.50 452.00 685.50 1057.50 5298.00
1998 854.00 697.50 647.50 452.00 253.00 71.50 0.00 0.00 65.50 457.50 681.00 1086.00 5265.50
1999 916.50 798.50 657.50 534.00 297.50 87.50 9.00 7.00 118.00 366.00 578.50 972.00 5342.00
2000 957.50 673.00 671.00 304.00 162.00 48.62 a 7.00 0.00 151.50 393.50 940.00 1026.50 5334.62
2001 1166.00 890.50 590.50 508.00 174.00 66.50 7.00 0.50 52.00 400.50 625.50 1042.50 5523.50
2002 1006.50 867.50 756.00 415.50 245.00 70.50 0.00 1.50 106.00 501.50 763.50 879.50 5613.00
2003 846.50 772.50 586.00 457.50 260.00 22.50 0.00 0.00 99.00 264.00 826.00 850.50 4984.50
2004 1136.50 889.50 517.00 345.00 214.50 44.00 0.00 12.00 112.50 369.50 789.00 934.50 5364.00
2005 998.00 804.00 591.50 440.00 213.50 102.00 2.50 3.50 0.00 z 385.50 830.50 1141.00 5512.00
2006 876.00 851.00 684.00 418.50 189.00 8.50 0.00 7.50 132.50 440.50 685.50 1048.50 5341.50
2007 1111.50 746.00 532.00 418.00 142.00 47.50 0.00 1.50 115.50 438.50 755.00 1013.50 5321.00
2008 1116.00 838.00 740.00 584.00 203.50 94.00 0.00 4.00 85.50 423.50 671.50 1056.00 5816.00
2009 1044.50 800.50 730.00 444.50 212.50 33.00 0.00 16.69 e 41.40 e 540.00 734.50 1200.00 5797.59
2010 893.00 723.50 632.00 510.50 385.50 70.50 6.00 31.50 80.50 318.50 804.50 1006.00 5462.00
2011 1118.50 881.00 696.50 622.50 315.00 112.50 0.50 0.00 24.00 378.00 793.00 1090.00 6031.50
2012 974.00 795.50 613.50 359.50 267.50 72.00 0.00 2.50 39.50 433.50 655.00 882.50 5095.00
2013 1469.50 803.50 639.00 10.00 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 2912.00
Period of Record Statistics
MEAN 1097.68 835.47 657.61 443.22 243.49 66.49 8.52 14.13 121.03 430.56 778.12 1066.88 5666.85
S.D. 179.91 121.91 81.39 85.36 69.46 35.63 10.73 18.37 63.97 75.47 117.52 151.20 441.62
SKEW 0.71 1.16 0.15 -0.07 0.03 0.27 1.23 1.30 0.51 -0.51 0.62 1.38 0.82
MAX 1550.52 1252.50 857.00 622.50 385.50 140.50 39.00 66.00 263.00 565.50 1094.00 1577.50 6749.67
MIN 846.50 654.00 506.00 276.50 112.00 8.50 0.00 0.00 24.00 216.00 578.50 850.50 4984.50
NO YRS 37 37 36 36 36 34 36 36 34 37 36 37 30