HARRINGTON 4 ENE, WASHINGTON

Monthly Total Heating Degree Days

(453515)

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
1961 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 1219.00 1219.00
1962 1291.50 903.50 898.50 478.50 450.50 211.00 98.50 101.50 192.50 583.50 812.00 986.00 7007.50
1963 1383.50 797.00 772.50 604.00 345.00 178.00 62.50 76.50 103.50 483.00 814.00 1206.00 6825.50
1964 1186.50 1089.50 916.50 632.50 383.00 167.00 52.00 148.00 321.50 547.00 990.50 1263.50 7697.50
1965 1171.50 979.00 908.00 510.50 431.50 169.50 61.00 81.00 342.50 445.50 816.00 1106.50 7022.50
1966 1142.50 878.00 792.50 575.00 320.50 221.00 53.00 75.50 139.50 605.00 811.50 1004.00 6618.00
1967 990.50 812.50 856.00 702.50 396.00 107.00 36.00 12.50 97.00 571.50 879.50 1185.00 6646.00
1968 1141.50 813.00 705.50 668.50 363.50 174.50 57.00 137.00 227.00 639.00 894.00 1234.00 7054.50
1969 1579.50 1110.50 927.00 548.00 270.50 88.50 67.50 101.00 236.50 696.00 871.00 1109.50 7605.50
1970 1229.00 827.50 827.00 694.50 344.00 115.00 28.50 35.50 345.50 606.50 870.00 1196.00 7119.00
1971 1113.50 895.00 938.00 594.50 309.50 275.00 99.50 32.00 356.50 671.00 887.00 1299.00 7470.50
1972 1348.00 1015.00 742.00 696.50 306.50 143.00 61.00 32.50 376.50 593.65 a 852.50 1295.50 7462.65
1973 1207.50 873.50 752.00 586.00 329.50 196.00 64.00 100.50 226.50 594.50 1004.00 989.00 6923.00
1974 1304.50 820.50 807.50 559.00 484.00 114.00 66.00 51.00 174.50 550.00 852.50 1061.00 6844.50
1975 1302.50 1111.00 947.00 686.50 413.00 216.00 25.50 115.00 167.00 579.50 944.00 1061.50 7568.50
1976 1159.50 961.50 906.50 580.00 354.00 255.50 52.50 110.00 126.00 586.00 880.50 1137.50 7109.50
1977 1353.50 825.50 847.50 477.50 461.00 78.00 94.50 60.50 333.00 617.00 965.00 1176.00 7289.00
1978 1168.00 873.50 721.50 555.00 423.50 109.00 28.50 113.50 270.50 590.50 1060.00 1470.00 7383.50
1979 1652.00 1007.46 b 738.00 606.00 347.00 160.00 52.00 12.50 136.50 484.50 1036.50 979.00 7211.46
1980 1415.50 941.50 858.00 0.00 z 330.67 a 238.50 74.00 142.00 232.00 547.00 859.00 987.00 6625.17
1981 948.50 868.00 712.50 611.50 428.50 290.50 104.50 50.12 a 257.50 626.50 801.00 1168.00 6867.12
1982 1295.50 982.00 804.00 695.00 432.50 123.50 88.50 61.50 244.00 629.00 991.50 1183.50 7530.50
1983 953.00 777.00 688.00 605.50 357.50 211.00 110.00 17.50 353.00 569.50 803.00 1486.00 6931.00
1984 1166.50 895.00 719.00 624.00 479.50 227.00 52.00 57.00 318.00 688.00 272.00 v 1465.27 a 6691.27
1985 1397.50 1215.50 990.00 518.50 302.50 187.50 2.50 85.50 380.00 638.00 1359.00 1446.50 8523.00
1986 1121.00 955.50 648.50 598.00 357.50 81.50 134.50 2.07 a 338.50 507.50 910.00 1196.50 6851.07
1987 1270.50 845.50 708.00 446.00 295.00 134.50 66.00 71.00 150.50 520.00 800.50 1227.50 6535.00
1988 1308.00 896.50 789.00 484.00 391.00 202.50 74.00 66.00 279.50 393.00 862.00 1180.50 6926.00
1989 1168.50 1189.00 863.00 480.50 389.50 89.00 67.00 98.00 197.00 596.00 833.50 1087.00 7058.00
1990 1007.00 1002.00 704.00 454.50 397.50 208.00 35.00 34.50 102.50 603.50 767.00 1328.50 6644.00
1991 1227.00 680.00 796.50 573.50 419.00 301.50 54.00 43.50 160.50 640.50 928.00 984.50 6808.50
1992 1018.00 738.50 622.50 525.50 295.00 101.50 64.00 111.00 295.00 532.50 912.50 1391.50 6607.50
1993 1401.00 1157.00 875.50 582.50 222.00 212.50 162.00 145.00 247.00 524.00 1108.00 1069.50 7706.00
1994 938.50 1020.50 738.00 493.50 334.00 234.50 52.50 73.50 137.00 613.50 1013.00 1096.00 6744.50
1995 1064.50 795.50 797.00 628.00 323.00 176.50 51.00 167.00 147.50 648.00 806.50 1113.50 6718.00
1996 1252.50 1054.00 861.50 554.50 520.50 214.50 62.00 79.00 351.00 598.00 961.00 1322.50 7831.00
1997 1180.50 978.50 785.00 663.50 315.50 222.00 80.00 24.50 150.50 595.00 816.50 1133.00 6944.50
1998 1077.50 759.50 756.00 558.00 317.00 173.50 15.00 46.00 124.50 579.00 770.50 1164.50 6341.00
1999 1033.00 839.00 786.00 650.00 517.50 252.00 114.50 37.00 255.50 581.50 706.00 1025.00 6797.00
2000 1168.00 908.00 792.50 501.00 404.00 195.50 88.50 123.50 300.00 605.00 1120.00 1286.50 7492.50
2001 1216.00 1086.50 826.00 628.00 357.50 284.50 72.50 36.00 159.00 606.50 736.00 1167.00 7175.50
2002 1061.00 900.00 906.50 609.50 450.00 174.00 63.00 92.00 250.00 705.00 836.00 946.00 6993.00
2003 926.00 851.50 702.00 501.50 303.50 77.50 53.50 12.50 187.50 435.50 1052.50 1104.00 6207.50
2004 1219.50 0.00 z 668.00 493.50 385.50 173.50 39.00 44.00 257.00 511.00 867.50 1026.00 5684.50
2005 1165.00 848.00 716.50 547.50 306.00 215.00 48.00 54.50 312.50 517.00 927.50 1292.00 6949.50
2006 909.00 923.00 800.00 559.14 a 365.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3556.14
Period of Record Statistics
MEAN 1191.86 925.01 798.16 575.95 371.76 181.36 65.61 72.05 235.44 578.49 902.06 1174.57 7074.15
S.D. 164.25 123.97 87.74 70.91 66.37 60.65 30.45 41.92 85.48 67.24 121.04 141.98 445.19
SKEW 0.47 0.50 0.16 0.06 0.32 -0.06 0.80 0.36 0.05 -0.59 1.40 0.49 0.81
MAX 1652.00 1215.50 990.00 702.50 520.50 301.50 162.00 167.00 380.00 705.00 1359.00 1486.00 8523.00
MIN 909.00 680.00 622.50 446.00 222.00 77.50 2.50 2.07 97.00 393.00 706.00 946.00 6207.50
NO YRS 45 44 45 44 45 44 44 44 44 44 43 45 41