LA GRANDE, OREGON

Monthly Total Heating Degree Days

(354622)

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
1965 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 247.50 321.00 0.00 z 996.65 a 1565.15
1966 959.97 a 894.50 743.50 482.00 233.00 151.00 20.50 36.68 a 68.00 480.50 a 663.50 868.53 b 5601.69
1967 847.50 741.50 783.00 645.50 318.50 68.00 0.00 q 0.00 53.50 453.00 768.00 1082.00 5760.50
1968 1046.50 757.00 655.00 636.00 342.50 149.50 10.00 f 105.00 177.00 546.50 831.00 1120.50 6366.50
1969 1157.50 896.50 754.50 509.50 226.50 102.00 28.00 f 42.00 169.00 586.00 739.50 935.50 6118.50
1970 922.50 715.00 799.00 694.00 344.00 123.00 4.00 3.00 325.50 598.50 794.50 1085.50 6408.50
1971 983.50 790.00 867.00 569.50 280.50 219.00 60.50 7.50 294.50 573.50 794.50 1077.50 6517.50
1972 1133.00 872.50 671.50 657.50 282.50 107.50 31.00 19.50 297.00 496.50 782.50 1199.00 6550.00
1973 1129.00 774.50 697.50 536.50 277.00 124.00 15.00 38.50 182.59 a 0.00 z 0.00 z 844.00 4618.59
1974 1191.50 793.00 763.00 566.00 411.50 85.50 47.50 10.50 95.50 479.50 713.50 997.00 6154.00
1975 1092.00 907.50 832.00 717.50 390.00 176.50 19.00 71.50 151.50 470.00 779.00 915.50 6522.00
1976 1005.50 892.00 850.00 597.50 264.50 208.00 16.00 93.50 96.50 458.00 734.50 976.00 6192.00
1977 1230.50 733.00 825.50 406.50 462.50 36.00 45.50 64.00 235.00 464.00 796.50 875.50 6174.50
1978 875.50 774.00 577.50 537.00 386.00 81.50 36.00 87.50 205.38 d 428.50 951.50 1219.00 6159.38
1979 1402.23 a 854.00 731.00 572.00 274.50 115.50 27.00 q 9.00 104.00 404.50 886.50 843.00 6196.23
1980 1140.00 755.00 787.00 450.50 331.50 198.00 23.50 75.95 a 104.50 f 439.68 a 713.50 868.00 5782.63
1981 876.27 a 798.00 706.00 519.00 352.00 141.00 33.00 5.50 174.00 525.00 715.50 939.00 5784.27
1982 1091.50 907.00 771.50 619.00 349.50 117.00 54.00 18.50 212.50 508.00 867.93 a 1045.00 6561.43
1983 903.00 709.50 652.00 594.00 319.50 129.00 65.00 2.50 245.00 435.50 728.50 1242.50 6026.00
1984 1166.50 979.00 788.50 640.50 471.00 239.00 36.68 a 24.00 339.81 d 653.30 d 827.00 1201.00 7366.29
1985 1287.50 1092.00 c 932.67 b 522.69 d 336.50 137.00 0.50 74.40 a 390.56 c 604.50 1174.00 1324.00 7876.32
1986 921.50 762.00 624.00 565.50 375.50 66.00 84.00 2.50 332.50 476.50 804.50 1011.50 6026.00
1987 1112.00 769.50 698.00 394.00 270.50 125.00 71.50 61.00 126.00 413.50 728.50 1021.50 5791.00
1988 1109.00 883.50 764.00 493.50 350.50 172.00 22.50 21.00 187.00 201.00 i 761.00 1102.50 5866.50
1989 1147.50 1151.00 800.50 458.50 343.50 63.00 11.00 i 86.00 172.00 510.00 737.50 960.50 6430.00
1990 928.00 898.50 720.00 406.00 402.50 183.00 25.00 38.50 43.00 564.00 747.50 1265.26 d 6221.26
1991 1191.50 425.50 j 526.00 k 347.00 m 451.05 a 222.00 17.00 3.50 107.00 487.50 789.50 897.50 4166.55
1992 900.50 676.50 596.00 447.50 197.50 85.00 40.00 50.00 227.50 408.50 879.50 1227.60 a 5736.10
1993 1309.75 a 1075.00 788.50 594.00 213.00 215.00 159.50 97.50 187.00 448.50 973.50 970.00 7031.25
1994 882.50 917.00 667.50 459.50 264.50 174.00 29.00 8.00 86.50 495.00 947.00 1013.50 5944.00
1995 951.50 699.00 741.00 570.00 305.00 163.00 23.00 72.50 107.00 566.50 686.00 941.50 5826.00
1996 982.00 927.00 698.00 525.50 407.00 146.50 21.00 51.00 245.00 512.00 758.50 980.50 6254.00
1997 1029.00 557.50 j 723.00 634.00 260.50 135.00 34.50 5.50 117.00 498.50 712.00 1014.50 5163.50
1998 920.00 738.50 721.00 553.50 345.00 136.00 0.00 21.00 96.50 502.50 716.00 1072.50 5822.50
1999 937.50 879.50 786.00 619.50 423.00 170.50 40.00 22.50 179.50 441.00 631.00 1054.50 6184.50
2000 1074.00 800.50 804.50 459.50 290.00 104.50 21.50 21.00 230.00 502.00 975.50 1058.00 6341.00
2001 1111.00 899.00 716.50 604.00 301.50 167.50 28.50 12.50 98.50 488.00 663.50 1027.50 6118.00
2002 1034.00 919.50 875.00 540.50 374.50 126.00 14.00 48.50 154.50 606.50 750.50 932.50 6376.00
2003 864.50 881.00 673.00 569.00 365.50 84.50 5.00 5.00 146.50 391.38 c 936.00 993.00 5914.38
2004 1111.87 a 902.50 623.00 516.50 353.50 148.50 17.50 43.50 214.50 534.00 803.00 963.50 6231.87
2005 988.50 858.00 702.50 553.50 303.00 217.00 25.00 27.00 226.00 494.50 867.00 1160.00 6422.00
2006 918.50 920.00 814.00 549.00 307.93 a 114.00 2.00 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3623.43
Period of Record Statistics
MEAN 1045.51 851.10 743.09 549.64 330.69 139.66 33.89 37.18 183.70 494.01 798.18 1032.26 6271.12
S.D. 135.13 108.12 78.81 77.96 66.45 49.20 29.26 31.38 84.18 67.94 107.18 121.94 481.73
SKEW 0.53 0.71 0.04 -0.08 0.14 0.11 2.44 0.62 0.47 0.09 1.30 0.54 1.57
MAX 1402.23 1151.00 932.67 717.50 471.00 239.00 159.50 105.00 390.56 653.30 1174.00 1324.00 7876.32
MIN 847.50 676.50 577.50 394.00 197.50 36.00 0.00 0.00 43.00 321.00 631.00 843.00 5601.69
NO YRS 41 39 40 40 41 41 35 40 40 39 39 41 30