MARIETTA 3 NNW, WASHINGTON

Monthly Total Heating Degree Days

(455028)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195807
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
1913 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 752.50 752.50
1914 707.50 699.50 577.00 410.50 279.00 188.00 57.00 100.50 273.00 326.50 603.50 872.50 5094.50
1915 766.50 582.50 458.50 299.00 233.50 101.50 102.82 a 87.50 223.00 405.50 679.00 771.00 4710.32
1916 1222.00 817.18 a 676.50 492.50 362.50 195.50 139.50 113.15 a 256.50 531.00 0.00 z 908.62 b 5714.95
1917 895.00 783.50 735.50 529.50 358.50 252.50 132.00 75.00 242.00 464.00 510.50 794.00 5772.00
1918 742.00 725.50 682.00 476.50 368.50 39.11 b 108.50 125.50 231.50 461.00 612.50 762.00 5334.61
1919 743.50 734.00 686.50 482.50 366.00 296.50 147.50 132.50 249.50 572.00 694.14 a 867.00 5971.64
1920 894.00 731.50 661.50 585.50 423.00 263.00 96.50 101.00 265.50 486.50 583.00 710.50 5801.50
1921 800.50 668.00 675.50 561.00 400.00 219.50 178.00 176.50 302.00 455.91 b 653.50 882.98 a 5973.40
1922 935.50 826.00 705.00 575.00 355.50 171.00 136.50 152.50 251.00 440.00 702.00 992.52 a 6242.52
1923 802.79 b 862.50 699.00 478.00 334.50 185.50 63.00 52.50 214.50 462.00 679.50 752.50 5586.29
1924 840.00 577.50 678.00 541.50 301.50 175.50 107.00 101.50 262.50 397.00 655.00 0.00 z 4637.00
1925 706.00 516.00 582.00 410.50 240.00 137.50 38.00 64.50 190.50 500.00 579.00 580.22 a 4544.22
1926 737.00 507.50 491.50 292.00 260.00 62.59 a 39.50 68.50 348.00 393.00 549.00 807.00 4555.59
1927 854.50 659.00 687.00 531.72 a 401.00 156.50 91.50 106.50 235.00 431.00 672.50 1005.50 5831.72
1928 806.00 677.50 589.50 476.00 277.00 169.00 51.00 111.00 297.50 479.50 595.50 833.50 5363.00
1929 1068.50 870.50 647.50 509.50 335.50 182.00 82.50 77.50 237.50 400.00 705.00 866.00 5982.00
1930 1182.00 648.00 646.50 403.50 366.50 224.50 117.00 75.00 256.00 557.00 702.00 797.50 5975.50
1931 668.00 659.00 624.00 443.50 296.00 183.00 90.50 146.00 258.50 490.00 781.50 825.00 5465.00
1932 0.00 z 0.00 z 0.00 z 497.50 293.00 132.00 143.50 87.00 244.50 411.50 563.50 903.50 3276.00
1933 838.00 850.50 667.53 a 552.50 406.00 243.50 130.00 71.00 283.00 492.00 603.50 792.57 a 5930.10
1934 704.50 584.00 545.50 362.59 a 287.50 180.00 128.00 86.00 268.50 427.00 505.34 a 779.00 4857.93
1935 916.50 615.00 718.50 545.00 355.50 179.50 130.00 126.50 222.41 a 550.50 774.00 727.00 5860.41
1936 745.00 1045.50 730.64 b 450.50 290.50 135.50 81.63 a 93.00 286.00 434.00 712.50 721.00 5725.77
1937 1230.00 788.00 561.50 523.50 371.50 178.00 82.50 135.00 223.00 368.00 628.00 769.00 5858.00
1938 828.00 713.50 672.18 a 468.00 352.50 154.50 89.00 142.50 170.50 462.00 722.50 789.00 5564.18
1939 723.50 796.00 679.50 469.14 a 339.00 249.50 126.07 a 106.00 271.00 460.00 487.24 a 635.50 5342.45
1940 747.50 638.50 562.50 416.50 243.00 114.50 65.00 79.00 140.50 330.00 744.50 684.50 4766.00
1941 696.50 604.00 518.50 396.00 329.00 174.00 31.50 79.00 240.50 383.00 557.00 745.00 4754.00
1942 834.00 650.00 628.00 403.50 298.50 195.50 43.50 44.00 234.50 373.00 665.00 738.50 5108.00
1943 1071.00 637.00 701.50 406.00 357.02 a 158.50 55.00 71.00 168.00 371.50 592.00 795.50 5384.02
1944 736.00 675.00 651.00 427.00 310.50 153.50 53.00 54.50 158.00 349.00 554.50 811.00 4933.00
1945 710.00 605.50 659.50 547.76 a 229.00 159.00 37.50 35.50 207.50 399.50 639.83 a 730.00 4960.59
1946 685.00 576.50 595.00 471.50 233.00 0.00 z 47.50 87.00 173.50 477.50 684.50 791.50 4822.50
1947 908.00 608.00 545.00 388.00 210.00 106.00 35.00 80.50 204.00 390.00 622.00 698.50 4795.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 69.00 49.60 a 68.50 f 215.50 383.50 619.00 912.50 2249.10
1949 1070.50 845.00 641.00 435.50 177.00 j 203.50 125.50 124.00 208.50 568.00 493.00 880.00 5594.50
1950 1392.00 721.50 715.50 554.00 433.00 162.50 86.00 115.50 262.00 501.00 706.00 675.50 6324.50
1951 888.50 731.50 842.00 498.00 328.00 143.00 70.00 104.00 225.00 495.50 692.50 975.50 5993.50
1952 997.50 745.50 735.50 558.00 371.00 215.50 h 148.00 147.00 229.50 432.50 748.50 748.00 5861.00
1953 700.00 671.48 a 673.00 505.00 322.00 270.52 a 97.50 86.00 244.50 392.50 548.79 a 708.50 5219.79
1954 1015.50 643.00 739.50 574.00 351.50 275.00 167.50 145.50 223.00 499.50 510.50 750.00 5894.50
1955 808.50 765.00 819.00 590.50 438.50 231.50 170.00 154.00 265.50 479.00 862.00 900.50 6484.00
1956 844.00 855.50 736.00 483.00 280.00 235.18 b 78.50 77.00 248.50 508.50 712.50 812.00 5870.68
1957 1111.50 809.00 661.00 450.54 b 182.00 f 150.00 139.00 122.50 162.86 b 358.00 j 691.50 667.07 d 4964.97
1958 675.00 523.50 626.50 489.50 194.00 68.00 9.50 n 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2576.50
Period of Record Statistics
MEAN 866.23 703.33 654.15 476.39 323.38 174.99 95.20 100.47 235.78 446.29 641.80 793.67 5495.28
S.D. 174.59 112.79 78.93 71.94 61.66 59.21 41.33 32.77 41.50 63.22 85.60 92.58 533.15
SKEW 1.15 0.55 -0.25 -0.54 -0.18 -0.16 0.17 0.23 -0.11 0.11 0.10 0.28 -0.22
MAX 1392.00 1045.50 842.00 590.50 438.50 296.50 178.00 176.50 348.00 572.00 862.00 1005.50 6484.00
MIN 668.00 507.50 458.50 292.00 194.00 39.11 31.50 35.50 140.50 326.50 487.24 580.22 4544.22
NO YRS 43 43 43 44 42 43 44 43 44 43 43 44 36