CUSHMAN DAM, WASHINGTON

Monthly Total Heating Degree Days

(451934)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197306
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
1914 0.00 z 0.00 z 0.00 z 232.50 o 265.57 a 248.89 c 33.00 95.50 412.50 478.00 665.00 1014.50 3212.96
1915 931.00 708.00 592.50 412.00 352.50 208.50 96.50 17.00 222.00 428.83 a 609.00 g 555.00 k 3968.83
1916 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 744.50 955.50 1700.00
1917 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
1918 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
1919 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
1920 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
1921 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
1922 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
1923 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
1924 922.50 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 535.50 l 922.50
1925 441.00 m 618.15 b 601.50 410.00 113.67 d 92.14 b 18.50 47.65 d 186.96 b 452.82 c 536.50 f 281.00 q 2541.40
1926 219.50 v 156.00 t 88.00 x 71.00 x 0.00 z 0.00 z 0.00 z 9.00 z 0.00 z 211.00 o 466.50 f 825.00 825.00
1927 874.00 710.50 718.50 554.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 501.50 g 599.50 k 2857.00
1928 826.00 693.93 a 619.50 563.00 236.50 182.50 87.00 74.50 217.00 377.50 622.50 835.28 d 5335.21
1929 938.00 848.50 690.50 570.56 c 347.00 212.50 81.12 a 23.00 j 136.00 283.00 644.50 774.00 5525.67
1930 1072.50 626.77 b 620.50 289.00 g 298.50 g 137.50 i 103.00 13.00 f 171.50 307.50 j 387.50 k 773.50 3367.77
1931 692.00 657.50 642.00 435.00 231.50 217.50 59.00 72.00 220.50 417.00 732.00 871.00 5247.00
1932 903.00 788.50 672.50 503.00 355.00 163.00 152.00 114.50 160.00 362.00 569.48 a 924.83 a 5667.82
1933 210.00 w 708.50 f 781.50 503.00 502.50 236.00 97.00 49.00 295.00 376.50 624.50 751.75 a 4216.75
1934 508.50 h 393.50 g 505.50 286.00 292.00 213.50 140.00 70.50 232.00 366.50 589.50 788.00 3483.50
1935 856.50 622.50 830.80 a 523.45 a 318.50 173.00 137.50 138.00 201.00 426.00 739.50 752.50 5719.25
1936 785.50 941.50 766.73 a 408.00 258.50 143.00 56.00 29.00 140.50 g 280.00 567.50 511.00 k 4235.73
1937 1133.50 809.00 636.00 602.00 330.00 114.00 40.00 80.50 139.50 297.00 585.50 731.00 5498.00
1938 804.00 704.50 688.00 444.50 268.00 113.00 60.50 60.50 71.00 349.00 672.00 778.00 5013.00
1939 763.00 786.00 688.50 384.50 305.50 224.50 79.00 48.00 140.00 385.50 495.00 642.50 4942.00
1940 721.50 662.00 557.50 416.50 210.00 95.00 53.00 0.00 z 65.50 n 341.50 709.00 704.00 4470.00
1941 696.00 566.50 453.50 369.50 322.50 202.00 23.00 75.00 243.50 407.50 578.00 781.50 4718.50
1942 817.50 712.00 663.50 465.00 355.50 229.50 56.50 37.50 119.00 297.50 712.50 770.00 5236.00
1943 1024.00 670.00 710.00 452.50 387.50 218.00 62.50 91.50 83.50 369.00 551.00 781.50 5401.00
1944 774.50 722.50 695.00 490.50 314.50 170.00 53.50 64.00 109.00 246.50 629.00 799.00 5068.00
1945 751.00 685.50 746.50 570.00 283.50 216.50 52.50 56.00 218.33 c 368.50 738.50 824.00 5510.83
1946 838.00 730.00 699.50 531.00 180.50 213.00 77.00 59.50 176.50 510.50 718.00 818.00 5551.50
1947 934.00 586.00 521.66 b 415.00 203.50 172.50 76.50 84.00 141.00 434.50 675.50 736.00 4980.16
1948 830.50 809.50 710.00 632.50 370.50 117.50 105.50 136.00 35.00 s 283.50 m 738.00 954.00 5404.00
1949 1106.00 834.50 664.50 473.50 235.00 204.50 122.50 101.50 131.50 516.50 450.50 867.00 5707.50
1950 1267.50 791.00 766.00 592.00 403.50 142.50 73.50 59.00 171.50 558.00 715.00 691.00 6230.50
1951 953.00 733.83 d 732.08 e 256.00 j 275.50 117.00 33.00 62.00 e 131.50 439.50 698.50 0.00 z 4175.91
1952 614.00 j 746.50 717.00 440.00 288.50 232.00 52.50 79.50 116.50 254.00 666.00 794.50 4387.00
1953 703.00 676.00 701.00 518.00 333.00 236.00 62.00 44.00 125.50 334.50 554.00 730.00 5017.00
1954 941.37 a 666.00 716.00 562.00 301.00 252.50 116.00 124.50 165.50 414.00 478.50 798.50 5535.87
1955 838.50 740.00 839.07 a 655.00 417.50 185.50 150.00 68.50 208.00 436.07 a 832.76 a 883.00 6253.89
1956 884.00 881.50 810.00 425.00 179.00 49.00 u 63.50 44.50 153.50 475.00 660.50 768.00 5344.50
1957 1018.50 727.00 665.50 446.00 194.00 126.00 116.25 a 82.00 41.00 421.00 635.50 750.50 5223.25
1958 727.50 530.50 668.00 477.50 133.30 a 78.00 1.00 0.00 i 140.00 f 302.50 687.50 660.00 4265.80
1959 811.00 708.50 696.50 469.50 337.00 173.50 55.50 54.50 211.50 389.50 565.00 772.50 5244.50
1960 869.50 689.50 688.50 493.50 378.50 145.50 27.00 135.48 d 163.50 370.50 668.00 773.00 5402.48
1961 668.50 658.00 a 678.50 539.50 332.00 102.00 30.50 7.00 188.00 423.50 697.00 840.62 a 5165.12
1962 804.00 634.50 750.50 436.50 467.50 186.00 116.50 97.50 150.00 396.00 626.00 750.50 5415.50
1963 960.00 508.00 696.00 535.50 315.50 230.50 141.00 70.00 90.00 381.50 659.50 776.50 5364.00
1964 842.50 706.50 697.50 562.50 402.00 200.50 92.00 100.00 209.50 304.50 714.50 901.98 e 5733.98
1965 884.00 692.50 623.21 b 459.50 436.50 168.00 0.00 z 74.00 208.45 a 321.00 552.00 838.00 5257.16
1966 884.50 696.37 a 731.00 488.00 311.00 230.17 a 124.00 62.00 a 128.50 448.98 a 619.50 747.00 5471.03
1967 815.50 673.50 812.00 616.50 344.62 a 107.50 44.00 14.50 75.00 417.00 601.00 869.00 5390.12
1968 855.08 a 580.50 621.50 543.50 327.00 224.00 64.00 178.50 197.59 a 477.00 612.41 a 925.00 5606.08
1969 1106.00 776.22 a 656.00 548.57 b 268.00 96.50 100.50 117.50 196.00 426.50 580.80 e 714.50 5587.09
1970 812.00 544.00 641.50 623.50 342.07 b 109.82 b 82.09 d 72.50 256.61 b 456.45 b 579.00 e 908.00 5427.54
1971 846.00 703.23 b 813.00 541.00 328.00 301.50 99.50 26.50 232.50 473.35 e 656.40 e 911.00 5931.98
1972 491.50 o 497.00 j 439.00 i 391.00 k 205.50 m 125.50 f 60.00 l 37.00 h 185.50 l 284.50 l 326.00 n 540.50 m 0.00
1973 546.50 l 385.50 j 400.50 l 287.00 k 174.00 j 45.50 x 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 874.69 701.28 685.03 497.51 307.71 178.35 77.54 73.85 173.20 393.16 640.24 805.68 5424.87
S.D. 128.03 90.22 81.13 78.31 81.64 53.88 37.54 35.90 66.11 71.43 78.26 81.27 342.29
SKEW 0.89 0.20 -0.48 -0.16 -0.15 -0.15 0.22 0.61 0.90 -0.09 -0.19 0.45 0.45
MAX 1267.50 941.50 839.07 655.00 502.50 301.50 152.00 178.50 412.50 558.00 832.76 1014.50 6253.89
MIN 668.50 508.00 453.50 286.00 113.67 78.00 1.00 7.00 41.00 246.50 450.50 642.50 4718.50
NO YRS 44 45 47 45 46 45 46 43 43 45 45 45 32