LONG BEACH EXP STN, WASHINGTON

Monthly Total Heating Degree Days

(454748)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1967 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 142.00 173.00 372.00 502.00 717.50 1906.50
1968 708.50 485.50 549.50 562.50 381.00 281.50 182.50 201.00 233.00 440.00 523.50 760.50 5309.00
1969 907.50 665.50 618.00 532.50 344.50 177.50 233.50 227.50 264.00 443.00 564.00 622.50 5600.00
1970 698.00 516.50 616.50 585.00 427.50 304.00 267.50 241.50 318.50 431.00 534.00 737.00 5677.00
1971 738.50 619.00 704.00 547.50 425.50 338.00 255.50 168.50 287.50 493.00 584.50 781.00 5942.50
1972 819.50 663.50 615.00 606.72 a 404.50 294.00 195.00 214.50 342.00 491.50 552.50 830.50 6029.22
1973 789.50 581.00 650.50 511.50 419.50 308.50 266.00 314.00 256.50 446.00 627.50 595.00 5765.50
1974 805.00 641.50 645.00 515.00 477.50 314.00 247.50 196.00 185.50 462.50 544.50 607.50 5641.50
1975 717.50 647.50 672.00 645.00 446.50 343.50 220.50 221.00 216.00 449.50 566.00 665.50 5810.50
1976 687.50 649.50 700.50 550.00 433.00 358.00 219.00 227.50 207.00 392.50 509.50 659.50 5593.50
1977 757.00 524.50 644.00 516.00 462.00 309.00 255.00 153.50 289.00 456.00 604.00 644.50 5614.50
1978 623.00 543.00 579.50 502.50 442.00 209.00 211.00 197.50 251.50 365.00 711.00 841.00 5476.00
1979 914.50 667.50 567.00 492.00 387.00 313.00 184.00 167.50 155.00 347.50 575.00 572.50 5342.50
1980 839.00 578.50 617.50 477.50 456.14 c 312.93 a 202.00 266.00 264.00 384.92 a 521.00 620.50 5539.99
1981 571.00 581.00 537.50 501.50 400.50 261.00 213.00 153.00 239.00 455.00 517.50 656.00 5086.00
1982 785.50 633.50 643.50 584.50 421.00 281.00 202.00 192.50 206.50 360.50 610.50 701.00 5622.00
1983 569.00 475.50 494.50 480.50 357.00 246.50 162.50 166.50 298.00 497.00 491.00 835.00 5073.00
1984 672.00 579.50 532.00 556.50 450.00 318.00 242.00 236.50 253.50 485.00 566.50 800.50 5692.00
1985 770.50 703.50 699.50 526.50 420.50 318.00 209.50 225.50 315.50 482.00 780.50 781.50 6233.00
1986 569.00 595.00 484.50 521.00 405.00 238.50 216.50 190.00 306.50 350.50 539.00 640.50 5056.00
1987 670.50 505.00 534.50 450.50 348.00 283.00 217.00 184.50 229.50 362.50 450.00 754.50 4989.50
1988 705.00 578.50 595.00 465.00 415.00 310.00 217.00 205.00 304.50 331.00 527.00 663.50 5316.50
1989 722.50 797.00 629.00 433.00 375.50 222.00 195.50 175.50 187.50 396.00 518.00 655.50 5307.00
1990 636.50 661.50 554.50 448.50 392.50 259.00 148.00 124.00 154.50 426.50 517.00 867.50 5190.00
1991 748.50 473.00 649.50 528.00 424.00 315.00 200.50 183.50 152.00 433.00 520.50 621.50 5249.00
1992 601.50 481.00 477.00 414.00 326.00 213.50 134.00 152.50 286.50 376.00 556.50 768.50 4787.00
1993 837.00 632.50 537.00 457.00 265.50 214.00 163.00 152.00 242.50 372.50 709.50 674.00 5256.50
1994 601.50 641.50 495.00 436.50 347.00 261.50 180.50 119.50 172.50 463.00 657.00 676.50 5052.00
1995 529.50 533.00 572.00 482.00 348.50 247.50 102.50 206.00 99.50 360.00 432.50 576.00 4489.00
1996 686.50 599.00 543.00 413.50 389.50 276.00 166.50 183.50 221.00 392.00 580.00 716.00 5166.50
1997 682.50 587.50 626.50 525.50 282.50 238.50 144.00 92.50 137.00 391.00 464.50 643.50 4815.50
1998 631.50 526.00 560.50 505.00 357.00 250.50 144.00 137.00 236.00 378.50 513.50 749.00 4988.50
1999 681.50 607.00 655.50 551.50 447.00 272.50 244.50 151.50 270.50 429.50 463.50 607.00 5381.50
2000 738.00 601.00 635.00 453.00 383.00 260.00 193.50 182.50 229.50 382.50 655.00 672.00 5385.00
2001 651.50 654.00 611.50 548.00 422.50 326.00 240.00 193.00 271.50 449.50 523.50 671.00 5562.00
2002 688.50 608.00 670.00 502.50 447.50 255.50 161.50 187.50 214.50 429.50 471.00 604.00 5240.00
2003 516.00 587.50 536.00 492.50 394.00 228.50 154.00 166.50 224.00 288.00 627.50 634.50 4849.00
2004 655.50 559.00 540.00 416.50 319.50 197.00 103.50 94.50 221.00 354.50 565.50 627.00 4653.50
2005 630.00 582.00 546.50 494.00 323.50 273.50 201.50 206.00 361.00 417.00 634.50 726.50 5396.00
2006 648.50 648.50 679.00 531.00 424.50 249.00 222.00 291.50 254.00 459.50 585.00 669.50 5662.00
2007 777.00 586.00 612.50 510.00 414.00 307.00 134.00 170.00 262.00 494.50 635.50 727.00 5629.50
2008 791.50 645.50 695.00 614.00 404.50 358.00 257.00 196.50 277.00 463.50 479.50 806.00 5988.00
2009 734.50 668.50 703.50 567.00 0.00 z 236.00 195.62 b 155.50 211.50 433.50 545.00 810.50 5261.12
2010 560.00 527.00 559.00 519.00 434.50 306.50 249.00 222.50 214.00 400.00 613.50 660.00 5265.00
2011 715.50 708.50 636.50 602.00 460.50 267.50 206.50 167.00 230.00 419.50 686.00 783.00 5882.50
2012 732.50 613.00 685.50 499.00 437.00 307.00 207.00 165.85 a 259.00 429.00 532.00 684.50 5551.35
2013 807.00 612.00 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 1419.00
Period of Record Statistics
MEAN 702.66 599.43 602.43 512.73 398.72 276.90 199.26 186.26 238.78 416.01 562.76 698.22 5389.91
S.D. 93.37 67.47 64.80 54.78 48.76 43.49 41.84 44.37 54.85 49.54 73.96 78.10 381.36
SKEW 0.12 0.16 -0.14 0.18 -0.81 -0.18 -0.43 0.46 -0.19 -0.26 0.75 0.42 -0.15
MAX 914.50 797.00 704.00 645.00 477.50 358.00 267.50 314.00 361.00 497.00 780.50 867.50 6233.00
MIN 516.00 473.00 477.00 413.50 265.50 177.50 102.50 92.50 99.50 288.00 432.50 572.50 4489.00
NO YRS 46 46 45 45 44 45 45 46 46 46 46 46 44