SEASIDE, OREGON

Monthly Total Heating Degree Days

(357641)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1930 440.50 p 516.50 556.50 431.00 438.50 267.50 217.50 109.00 213.50 404.00 434.50 537.50 4126.00
1931 451.50 468.00 469.00 392.00 293.50 196.50 107.50 103.00 46.50 176.50 427.50 646.00 3777.50
1932 674.50 639.00 510.00 446.50 399.50 186.50 198.50 146.00 205.50 313.00 450.00 710.50 4879.50
1933 686.50 625.00 601.50 474.00 457.50 222.00 201.50 139.50 234.00 0.00 z 0.00 z 558.00 4199.50
1934 547.50 349.50 391.50 385.50 289.50 277.50 196.50 153.50 230.50 335.00 434.50 583.50 4174.50
1935 689.50 509.50 699.00 522.00 445.00 238.50 218.50 220.50 218.00 446.00 636.00 604.50 5447.00
1936 608.50 711.50 659.00 440.00 326.00 178.00 126.50 90.00 282.50 342.50 536.50 623.00 4924.00
1937 957.50 634.50 546.50 537.00 415.50 245.00 211.00 188.50 218.50 266.50 444.50 587.50 5252.50
1938 619.00 581.00 595.50 446.00 434.00 301.50 240.50 222.50 180.00 325.50 a 535.50 631.00 5112.00
1939 652.00 668.50 618.00 479.50 408.68 a 299.50 229.50 156.00 240.50 358.00 430.00 515.50 5055.68
1940 565.00 506.50 520.00 411.50 332.50 248.50 163.50 126.00 138.50 256.00 570.00 561.50 4399.50
1941 556.00 428.50 438.50 394.00 313.50 175.50 83.50 162.00 201.00 315.00 437.00 602.00 4106.50
1942 647.50 566.00 595.50 438.00 359.50 248.50 51.50 80.50 169.00 288.00 500.00 578.00 4522.00
1943 769.00 467.00 588.50 431.50 420.00 257.00 192.50 147.50 202.00 306.00 453.50 608.50 4843.00
1944 602.00 579.50 610.50 467.00 358.50 269.50 182.00 146.00 199.50 256.00 480.50 621.50 4772.50
1945 587.00 535.50 629.50 519.50 344.50 294.00 203.00 220.00 242.50 384.00 535.50 620.50 5115.50
1946 617.00 571.00 611.50 530.00 322.00 269.00 143.50 187.50 176.50 444.00 550.00 611.50 5033.50
1947 732.50 477.50 482.50 393.00 310.00 204.00 118.50 131.00 170.50 308.50 479.00 519.50 4326.50
1948 611.00 649.50 597.00 548.00 345.50 155.50 165.50 115.50 183.50 300.00 681.50 880.50 5233.00
1949 924.32 a 648.00 550.77 a 437.00 324.98 a 308.50 223.00 131.00 136.00 446.00 351.00 648.50 5129.07
1950 931.00 593.00 613.00 522.93 a 455.50 205.50 199.50 140.50 244.50 401.97 a 489.50 465.50 5262.40
1951 677.50 562.07 a 665.50 482.00 374.00 239.00 154.00 182.50 213.00 333.52 b 456.00 696.00 5035.09
1952 730.00 614.50 670.00 515.50 396.00 295.50 197.00 166.88 a 209.50 255.00 568.50 623.50 5241.88
1953 532.50 567.78 a 593.00 508.50 387.50 315.00 190.50 140.00 170.00 316.72 a 433.00 568.50 4722.99
1954 748.50 534.00 682.00 545.69 a 403.52 a 329.00 257.00 204.00 219.31 a 368.00 400.00 611.50 5302.52
1955 680.00 619.50 720.75 a 613.45 a 445.37 a 280.00 212.00 214.50 235.34 a 363.98 b 615.00 a 674.50 5674.39
1956 660.82 a 713.61 a 653.50 477.00 345.50 271.00 154.50 144.15 a 193.00 373.55 a 538.00 639.00 5163.62
1957 834.50 570.00 539.00 457.00 318.50 194.00 162.00 130.20 a 86.00 305.50 488.50 568.00 4653.20
1958 520.00 387.00 591.50 440.50 287.00 110.00 93.00 114.50 168.62 a 289.00 522.50 453.50 3977.12
1959 602.50 579.50 566.00 415.00 347.00 200.50 169.00 180.50 229.00 311.00 517.00 657.00 4774.00
1960 696.50 589.50 594.00 464.50 407.00 267.00 255.75 a 171.50 234.50 311.50 523.50 601.50 5116.75
1961 512.00 479.50 573.50 507.00 389.00 228.50 132.50 149.50 243.50 375.62 a 602.00 673.98 b 4866.60
1962 712.00 556.00 644.50 484.00 436.00 311.50 227.50 143.00 202.78 c 337.00 475.34 a 582.50 5112.12
1963 789.00 383.50 611.50 505.00 313.50 263.50 164.09 b 157.50 124.50 319.00 480.50 555.00 4666.59
1964 625.50 613.50 618.00 539.50 441.00 263.50 180.50 173.00 226.61 b 277.50 584.00 720.50 5263.11
1965 666.50 552.00 515.00 464.50 435.50 303.00 181.00 110.00 208.50 267.50 409.50 685.00 4798.00
1966 525.00 f 566.50 619.50 432.00 437.00 247.00 176.50 180.00 148.00 343.50 456.00 542.00 4148.00
1967 599.00 549.00 641.00 586.00 391.50 212.00 137.00 112.00 114.00 275.00 434.50 672.00 4723.00
1968 644.50 409.00 497.50 512.00 362.50 236.50 138.00 151.00 172.50 358.50 459.00 704.50 4645.50
1969 834.50 609.50 559.50 484.00 297.00 154.00 189.00 173.50 205.00 345.50 461.50 562.00 4875.00
1970 625.00 413.00 546.50 536.00 391.50 252.00 197.00 203.50 232.50 340.50 456.50 673.00 4867.00
1971 688.00 561.50 659.00 502.00 397.50 287.00 218.00 91.00 204.50 401.50 518.00 703.00 5231.00
1972 766.50 618.50 545.00 559.50 346.50 243.50 135.50 148.50 270.50 368.00 490.00 760.00 5252.00
1973 694.00 485.00 580.00 460.50 354.00 246.00 210.00 238.00 178.50 380.00 592.50 561.50 4980.00
1974 744.00 584.50 566.50 470.00 420.50 303.00 245.00 183.50 142.50 393.50 503.28 a 577.50 5133.78
1975 680.85 d 608.00 640.00 582.69 d 392.00 300.00 157.50 179.05 b 124.14 a 378.09 c 557.78 c 606.50 5206.60
1976 607.60 a 618.32 a 663.83 b 488.57 b 296.00 f 228.00 g 142.50 g 160.17 d 123.21 b 316.00 435.00 b 574.65 d 3987.35
1977 659.55 b 451.50 613.00 455.69 a 417.43 b 233.28 a 192.09 c 127.21 b 209.00 357.03 b 558.75 b 595.20 a 4869.73
1978 568.50 469.84 c 309.00 l 348.50 h 351.69 b 138.46 d 93.50 g 92.50 f 96.50 l 249.15 d 633.89 c 775.00 a 3186.53
1979 787.29 b 563.92 c 375.00 g 432.50 317.50 259.50 113.31 b 110.05 a 103.45 a 255.75 c 518.65 d 530.32 c 3992.25
1980 764.67 a 490.41 a 431.50 f 422.00 365.00 267.86 b 135.50 0.00 z 181.80 e 275.50 442.24 a 549.50 3894.48
1981 479.43 b 495.48 e 497.03 a 449.42 d 342.72 d 210.52 a 161.56 e 102.41 c 148.50 i 409.09 c 496.07 b 645.32 a 4289.05
1982 744.00 583.50 579.00 542.00 400.00 254.50 173.00 131.00 0.00 z 274.50 555.00 636.50 4873.00
1983 531.50 452.50 498.00 436.00 300.00 232.00 94.00 81.00 205.86 a 394.50 455.50 799.50 4480.36
1984 586.50 488.50 455.50 474.00 371.50 258.00 182.50 154.50 180.50 398.00 519.50 712.50 4781.50
1985 673.00 652.00 655.50 483.00 354.00 224.50 139.00 135.00 226.00 393.50 722.00 701.00 5358.50
1986 508.50 541.50 433.50 503.50 362.00 218.50 178.00 146.50 261.00 322.00 475.50 575.00 4525.50
1987 621.00 476.50 488.52 b 394.50 275.00 245.00 187.00 176.50 202.00 293.50 418.50 683.50 4461.52
1988 638.00 515.00 532.50 436.00 346.50 258.50 161.00 154.00 220.34 a 262.00 460.50 586.00 4570.34
1989 638.50 727.50 580.00 345.00 345.50 164.00 134.50 116.00 132.00 353.50 455.00 578.50 4570.00
1990 598.00 582.50 513.00 405.00 359.00 204.50 105.00 83.50 115.00 370.00 462.00 815.50 4613.00
1991 666.50 410.00 612.50 490.00 381.00 304.50 194.50 165.50 151.00 375.50 455.00 554.50 4760.50
1992 534.50 419.50 461.50 372.50 328.50 202.00 159.00 149.00 239.50 325.00 483.00 699.50 4373.50
1993 742.00 592.50 504.50 434.00 257.00 223.50 173.00 124.00 262.50 301.50 623.50 602.50 4840.50
1994 551.50 594.00 485.50 438.00 351.50 268.00 204.50 105.50 172.50 392.00 623.00 634.50 4820.50
1995 515.00 478.50 548.00 475.00 374.00 249.00 120.50 196.00 108.00 340.50 402.00 556.50 4363.00
1996 633.50 576.00 517.00 409.00 415.50 286.00 204.00 200.00 261.50 384.50 501.00 628.50 5016.50
1997 596.50 544.00 569.00 463.50 233.50 204.00 136.00 65.50 94.50 345.00 0.00 z 598.50 3850.00
1998 567.00 483.00 517.00 509.00 380.50 258.50 162.00 169.47 a 240.00 336.00 486.00 692.00 4800.47
1999 624.13 a 559.50 605.02 a 540.00 457.00 304.00 249.07 b 174.24 b 279.64 b 368.00 437.07 a 551.80 a 5149.47
2000 679.93 a 539.50 621.03 a 453.89 c 374.50 271.07 b 209.25 e 192.41 b 204.31 a 343.58 a 596.00 599.50 5084.98
2001 592.00 584.50 564.20 a 545.69 a 422.50 331.00 248.00 c 160.88 b 257.68 b 367.00 308.50 k 48.50 z 4073.45
2002 386.00 o 558.00 649.00 527.50 463.00 259.66 a 173.50 225.00 245.50 404.00 441.50 576.00 4522.66
2003 481.50 578.50 422.50 g 497.50 426.00 204.50 f 184.00 195.19 d 218.00 285.00 575.50 603.00 4044.19
2004 631.50 524.50 527.50 430.00 330.50 221.50 119.00 104.00 223.50 279.00 g 545.77 d 316.50 n 3657.77
2005 0.00 z 538.00 508.00 458.00 286.00 250.50 145.50 g 106.50 n 215.00 k 297.00 f 428.00 g 618.00 2658.50
2006 563.50 591.50 631.50 494.50 0.00 z 280.50 228.00 172.00 k 190.00 g 464.50 379.00 i 463.00 h 3254.00
2007 723.91 d 566.00 385.50 j 531.00 e 448.50 349.80 e 41.00 m 199.71 e 225.00 f 324.50 g 455.50 f 420.50 l 2818.92
2008 437.50 l 429.50 g 677.83 e 607.50 407.59 d 262.00 h 120.00 p 194.94 e 200.50 g 395.50 427.50 762.50 3473.36
2009 498.00 g 456.00 g 671.00 561.60 e 438.00 257.00 153.50 m 173.00 197.00 292.00 h 471.50 608.00 g 2769.10
2010 347.50 i 453.00 418.00 f 496.50 478.12 e 255.50 g 191.00 h 131.00 m 0.00 z 299.00 g 554.50 596.00 2578.12
2011 628.00 666.08 b 500.00 f 601.20 e 352.50 h 145.00 m 151.50 l 98.00 l 134.50 l 215.00 l 339.00 m 586.50 f 1895.28
2012 485.50 g 621.69 e 665.00 477.60 e 447.20 d 293.89 c 0.00 z 6.50 z 172.50 j 395.85 e 459.00 632.52 e 3992.75
2013 714.00 566.09 e 462.00 g 14.00 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 1280.09
Period of Record Statistics
MEAN 651.89 548.84 576.59 478.91 373.99 248.51 174.70 153.03 194.58 339.58 501.17 624.03 4853.90
S.D. 101.77 78.38 69.91 56.54 54.51 46.71 43.77 38.96 50.03 54.87 70.95 76.56 372.64
SKEW 0.72 -0.25 -0.30 0.21 -0.22 -0.48 -0.33 -0.03 -0.66 -0.16 0.76 0.77 -0.56
MAX 957.50 727.50 720.75 613.45 478.12 349.80 257.00 238.00 282.50 464.50 722.00 880.50 5674.39
MIN 451.50 349.50 391.50 345.00 233.50 110.00 51.50 65.50 46.50 176.50 351.00 453.50 3777.50
NO YRS 76 82 76 82 80 78 74 76 73 76 76 77 61