CLALLAM BAY SLIP POINT, WASHINGTON

Monthly Total Heating Degree Days

(451465)

Base Temperature = 65 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 197606
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 262.24 a 296.50 277.50 324.50 516.00 690.50 870.00 3237.24
1949 994.00 793.50 698.00 579.00 460.50 431.00 364.50 298.50 340.50 598.00 513.50 798.00 6869.00
1950 1168.50 767.00 762.50 638.50 577.50 339.50 342.50 337.00 398.00 555.00 673.00 660.00 7219.00
1951 838.50 737.50 852.00 584.00 507.50 433.00 281.00 375.00 385.00 490.00 636.50 828.00 6948.00
1952 912.00 758.00 0.00 z 589.00 486.00 0.00 z 323.50 274.00 295.00 382.85 a 641.50 671.50 5333.35
1953 666.50 659.50 693.22 b 583.50 448.50 386.50 308.50 285.00 350.00 412.50 549.00 654.50 5997.22
1954 885.50 639.00 782.50 645.50 447.50 411.50 334.00 327.00 351.00 529.50 489.64 b 716.50 6559.14
1955 754.00 745.50 830.50 684.00 547.50 383.50 350.00 324.50 344.00 500.00 794.00 870.50 7128.00
1956 859.00 840.50 785.50 569.00 445.00 354.00 304.00 303.50 312.00 520.00 645.00 736.50 6674.00
1957 937.50 742.50 698.00 553.50 414.00 312.50 312.50 282.00 219.83 a 485.00 624.00 669.00 6250.33
1958 680.50 550.50 692.00 559.00 384.00 237.50 211.50 247.00 269.00 455.00 652.00 654.50 5592.50
1959 767.00 694.00 692.00 560.00 472.50 326.00 264.00 296.00 329.50 466.00 631.50 725.50 6224.00
1960 785.50 674.00 724.50 522.00 450.50 351.00 313.50 262.50 351.50 441.50 623.50 724.50 6224.50
1961 664.00 589.50 671.50 584.00 477.00 301.00 252.00 258.00 369.00 530.50 708.50 772.00 6177.00
1962 794.50 634.50 777.00 528.50 515.50 388.50 327.50 268.50 341.00 403.50 549.50 665.00 6193.50
1963 849.50 527.50 480.00 j 540.50 440.00 357.41 a 261.00 272.00 236.50 407.50 597.50 688.00 5177.41
1964 726.50 674.00 676.00 621.43 b 542.00 369.50 311.50 251.50 135.50 q 0.00 z 0.00 z 0.00 z 4172.43
1965 0.00 z 432.00 i 682.00 582.50 516.00 372.50 280.00 288.00 389.00 415.00 547.00 759.00 4831.00
1966 756.00 662.00 689.00 546.50 491.00 359.00 301.00 252.00 275.00 451.50 596.00 645.50 6024.50
1967 690.00 603.50 725.50 621.50 435.00 271.50 245.00 214.50 185.50 429.50 598.50 747.00 5767.00
1968 792.00 579.00 607.00 598.00 456.50 380.50 311.50 311.00 355.50 510.50 609.00 884.00 6394.50
1969 1043.50 751.00 679.00 582.50 410.00 291.00 345.00 328.00 346.50 506.50 609.50 713.00 6605.50
1970 783.00 575.50 653.00 604.50 495.50 359.50 360.50 371.00 391.00 565.00 639.00 834.50 6632.00
1971 792.50 695.50 782.00 611.00 534.00 427.00 344.00 241.00 351.50 503.00 604.00 840.50 6726.00
1972 885.00 717.50 647.00 651.50 410.00 327.00 214.50 229.00 367.00 550.50 597.50 810.50 6407.00
1973 805.50 645.50 677.50 615.00 444.50 318.50 324.50 332.73 a 294.50 514.00 698.00 667.00 6337.23
1974 744.50 652.50 640.50 517.50 492.00 344.50 295.50 278.00 235.50 541.00 598.00 650.00 5989.50
1975 774.00 681.00 693.00 580.00 374.00 f 322.00 280.00 292.50 196.55 a 505.50 632.50 746.07 a 5703.12
1976 807.50 712.50 813.00 622.80 e 504.50 131.50 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3460.30
Period of Record Statistics
MEAN 820.61 677.87 716.30 588.38 474.24 348.80 302.12 288.47 318.66 488.33 620.30 740.78 6406.34
S.D. 116.42 76.79 62.66 40.58 47.14 50.36 40.46 39.59 60.60 55.81 62.55 77.06 421.34
SKEW 1.16 -0.04 0.56 0.25 0.21 -0.25 -0.59 0.39 -0.79 -0.19 0.37 0.44 0.14
MAX 1168.50 840.50 852.00 684.00 577.50 433.00 364.50 375.00 398.00 598.00 794.00 884.00 7219.00
MIN 664.00 527.50 607.00 517.50 384.00 237.50 211.50 214.50 185.50 382.85 489.64 645.50 5592.50
NO YRS 27 27 26 28 27 27 28 28 27 27 27 27 22