PORT ANGELES, WASHINGTON

Monthly Total Heating Degree Days

(456624)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200803
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
1933 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 146.00 347.00 462.00 623.00 732.50 2310.50
1934 691.00 594.00 547.00 388.50 340.00 269.00 246.50 188.50 294.00 439.00 575.50 719.00 5292.00
1935 820.50 660.50 771.50 579.00 465.50 304.50 244.50 228.50 292.00 555.50 712.00 715.50 6349.50
1936 782.50 940.50 768.50 521.50 375.00 230.00 185.00 165.00 340.00 425.50 688.00 736.00 6157.50
1937 1085.50 777.00 655.00 584.00 448.50 255.00 226.00 240.50 289.00 416.00 614.00 709.00 6299.50
1938 757.00 711.50 703.50 537.00 443.00 293.50 210.00 282.50 228.50 494.50 691.00 729.50 6081.50
1939 724.50 758.00 713.50 540.50 418.00 337.00 234.50 176.00 269.00 498.00 530.00 631.00 5830.00
1940 719.00 638.00 603.00 472.00 330.00 258.50 205.50 152.00 221.00 412.50 720.50 697.50 5429.50
1941 726.00 607.50 569.50 466.00 390.50 269.50 136.00 208.50 326.50 461.00 596.00 760.00 5517.00
1942 780.00 650.00 688.00 524.50 397.50 290.00 153.50 175.00 289.00 436.00 700.50 750.50 5834.50
1943 971.50 660.50 749.50 498.00 503.50 334.00 269.50 249.00 248.00 470.00 619.50 758.00 6331.00
1944 763.00 725.50 724.00 561.00 425.00 316.50 201.00 214.50 208.50 363.73 a 583.50 785.50 5871.73
1945 716.00 623.50 685.50 607.20 e 306.00 g 292.24 a 217.00 217.50 333.50 445.50 699.00 766.50 5603.44
1946 736.00 673.50 696.00 573.50 369.00 306.50 205.00 207.50 316.00 546.50 733.50 794.00 6157.00
1947 888.50 628.00 627.50 490.00 346.00 257.50 184.50 225.50 279.00 486.00 653.50 713.00 5779.00
1948 789.50 754.00 733.50 610.50 429.50 207.50 213.00 236.50 307.00 508.50 661.00 876.00 6326.50
1949 998.50 790.00 674.00 545.00 371.00 325.00 250.07 a 220.50 240.50 558.00 511.50 805.00 6289.07
1950 1182.00 731.50 736.00 606.50 514.00 264.00 222.00 213.00 305.00 545.50 664.50 672.50 6656.50
1951 836.50 718.50 813.50 527.00 473.50 270.50 211.50 314.65 a 0.00 z 490.32 a 624.50 840.50 6120.97
1952 875.00 742.00 733.50 568.50 446.50 378.00 254.00 220.50 256.55 a 350.50 647.50 704.00 6176.55
1953 718.34 b 651.50 677.72 b 536.90 a 361.50 309.83 a 176.59 c 129.00 206.00 408.17 a 525.52 a 665.47 a 5366.53
1954 880.00 609.78 a 738.66 b 586.00 393.18 a 329.00 245.50 230.50 218.50 460.00 505.00 724.37 a 5920.48
1955 747.50 713.50 806.00 612.00 480.00 288.10 a 246.97 a 211.50 257.07 a 490.83 a 795.50 841.28 b 6490.25
1956 823.05 a 808.38 a 744.00 a 470.00 307.50 291.50 139.00 147.00 248.28 a 479.00 664.50 746.67 b 5868.87
1957 958.50 521.00 h 666.00 496.00 294.00 237.50 192.50 160.00 107.00 449.50 617.00 693.50 4871.50
1958 682.00 a 527.33 a 640.50 508.45 a 284.50 123.00 49.00 89.79 b 221.00 425.45 b 698.57 b 680.00 4929.59
1959 637.00 f 692.50 657.00 499.14 a 409.00 226.00 127.00 209.00 280.50 466.00 683.79 a 747.50 4997.43
1960 795.00 682.00 702.00 515.50 433.50 278.00 131.00 184.50 261.50 407.00 632.50 751.75 a 5774.25
1961 674.00 590.00 623.00 518.50 356.00 162.00 117.00 106.00 308.00 520.00 740.50 800.50 5515.50
1962 805.50 638.50 732.00 501.00 463.00 295.00 221.50 180.00 217.00 431.50 569.00 696.50 5750.50
1963 853.00 546.50 658.50 494.00 350.00 262.00 200.50 161.50 142.50 381.50 612.50 695.50 5358.00
1964 721.50 673.50 647.50 575.00 440.00 280.50 212.50 198.00 303.50 477.00 732.00 909.00 6170.00
1965 845.00 651.00 631.00 512.07 a 472.23 a 280.50 174.00 180.50 299.50 394.00 563.50 768.00 5771.30
1966 800.50 649.50 675.00 530.69 a 418.00 277.50 216.50 166.00 218.50 491.50 628.00 703.50 5775.19
1967 759.00 616.50 706.00 588.00 397.50 167.50 134.00 92.00 169.50 416.50 581.00 746.50 5374.00
1968 764.50 622.50 596.50 548.00 357.50 260.50 122.50 174.50 241.00 482.50 593.00 877.50 5640.50
1969 1030.50 715.00 633.00 528.50 304.50 154.00 156.00 175.00 243.00 455.00 492.50 f 685.00 5079.50
1970 771.50 585.50 635.00 556.50 425.96 d 195.00 182.50 210.50 327.50 500.65 a 621.00 794.50 5806.11
1971 763.50 654.00 759.00 522.50 380.50 331.50 181.00 91.50 273.00 455.50 603.50 857.50 5873.00
1972 887.00 691.50 633.50 617.50 307.50 256.00 130.50 123.50 328.50 477.50 606.00 836.50 5895.50
1973 822.00 646.00 637.00 519.00 375.50 287.50 178.50 247.00 208.50 472.00 699.00 659.00 5751.00
1974 804.00 655.50 655.50 513.00 467.00 286.50 214.00 163.50 145.00 430.00 590.50 672.00 5596.50
1975 789.00 719.00 695.00 613.50 400.00 286.50 151.50 212.50 202.00 466.00 615.50 755.50 5906.00
1976 729.00 693.50 734.00 517.00 412.00 314.00 177.50 217.00 194.00 441.00 601.50 684.50 5715.00
1977 791.00 558.00 678.00 490.00 423.00 234.00 215.50 125.00 289.00 496.00 684.00 775.00 5758.50
1978 733.00 601.50 590.00 511.00 397.00 150.50 143.00 144.50 253.97 a 408.00 725.50 834.50 5492.47
1979 911.00 704.00 598.00 495.00 351.00 267.00 138.00 139.00 149.50 400.50 629.00 647.00 5429.00
1980 896.50 631.50 653.00 0.00 z 376.50 289.50 174.00 201.50 224.00 397.50 580.50 658.50 5083.00
1981 633.00 602.00 553.50 514.50 0.00 z 292.50 180.83 a 119.00 246.00 481.50 585.50 729.53 a 4937.87
1982 0.00 z 659.00 666.00 589.00 402.00 203.00 187.00 147.00 182.00 420.00 687.50 746.00 4888.50
1983 646.50 562.50 546.00 472.00 299.00 228.50 151.00 92.00 253.50 477.50 549.00 920.00 5197.50
1984 703.00 602.00 554.50 491.00 423.00 282.00 155.50 140.00 261.50 497.00 645.50 868.00 5623.00
1985 820.00 716.50 707.50 590.00 456.50 340.00 195.50 240.50 357.00 536.00 960.00 939.00 6858.50
1986 727.00 742.50 657.00 648.00 497.00 305.00 355.50 161.00 360.00 525.50 682.00 814.00 6474.50
1987 824.50 646.00 677.00 566.50 462.50 361.50 278.00 270.50 305.00 522.50 629.00 863.50 6406.50
1988 894.50 740.50 748.00 615.50 437.00 272.00 176.00 159.50 276.50 404.50 606.50 740.00 6070.50
1989 794.50 872.00 729.00 460.50 385.50 201.00 201.00 184.50 175.00 455.00 587.00 680.50 5725.50
1990 720.00 737.50 658.00 471.50 395.00 238.00 98.50 114.00 152.50 480.00 580.50 904.00 5549.50
1991 821.50 566.00 720.50 544.00 405.00 295.00 178.50 167.50 193.00 478.50 590.00 678.00 5637.50
1992 691.50 595.50 543.50 458.00 317.50 170.00 113.00 147.50 281.50 405.00 617.50 818.00 5158.50
1993 936.00 754.50 621.00 496.50 239.50 202.00 190.50 139.00 239.00 406.50 714.50 730.50 5669.50
1994 643.50 705.50 602.50 460.00 326.50 266.00 152.00 120.00 198.00 481.50 693.50 778.50 5427.50
1995 735.50 606.50 635.00 490.50 268.00 210.00 118.50 204.50 160.50 440.00 550.00 756.50 5175.50
1996 817.50 714.00 644.50 481.50 448.00 246.50 104.50 115.50 290.50 482.50 685.50 877.00 5907.50
1997 799.00 639.00 639.00 510.50 282.00 220.00 96.50 86.00 0.00 z 408.50 0.00 z 0.00 z 3680.50
1998 725.40 a 559.00 597.50 491.50 316.00 208.50 107.50 81.00 175.00 436.00 573.00 753.50 5023.90
1999 745.50 640.50 684.00 519.50 447.00 180.50 41.00 39.27 a 132.00 313.50 395.50 566.00 4704.27
2000 633.90 b 574.50 518.00 376.50 293.50 125.00 56.00 110.50 173.50 0.00 z 615.00 687.00 4163.40
2001 668.50 645.50 613.50 461.00 317.50 207.50 132.00 0.00 z 196.00 438.50 556.50 724.00 4960.50
2002 665.50 590.50 652.50 304.00 192.50 139.50 121.00 173.00 230.50 493.50 568.50 697.50 4828.50
2003 637.50 659.00 615.50 541.50 415.50 198.00 125.00 137.50 198.00 401.00 690.00 746.00 5364.50
2004 757.50 633.50 605.00 425.50 0.00 z 199.50 100.00 99.50 264.00 426.50 601.00 672.50 4784.50
2005 728.50 678.00 667.50 491.00 280.50 0.00 z 128.00 137.00 268.50 450.50 637.20 e 0.00 z 4466.70
2006 0.00 z 658.50 666.50 504.50 348.50 185.50 148.00 176.00 214.50 451.00 649.00 726.50 4728.50
2007 777.00 621.50 607.60 a 536.00 395.00 274.20 e 0.00 z 0.00 z 0.00 z 494.50 639.00 759.00 5103.80
2008 807.50 663.00 734.50 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 2205.00
2009 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
2010 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
2011 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
2012 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 463.34 c 608.50 752.27 a 1824.11
2013 814.50 640.50 652.50 16.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 28.00 z 2107.50
Period of Record Statistics
MEAN 791.32 665.83 664.63 521.72 385.55 255.21 174.08 171.42 245.98 456.20 633.01 753.11 5764.56
S.D. 103.99 73.25 63.38 58.96 67.18 57.15 56.07 53.01 58.80 47.89 75.89 74.78 450.21
SKEW 1.21 0.94 -0.01 -0.63 -0.42 -0.39 0.16 0.08 -0.15 -0.19 0.76 0.47 0.01
MAX 1182.00 940.50 813.50 648.00 514.00 378.00 355.50 314.65 360.00 558.00 960.00 939.00 6858.50
MIN 633.00 527.33 518.00 304.00 192.50 123.00 41.00 39.27 107.00 313.50 395.50 566.00 4704.27
NO YRS 73 75 76 73 71 73 73 73 72 75 74 74 59