ANACORTES, WASHINGTON

Monthly Total Growing Degree Days

(450176)

Base Temperature = 40 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
1892 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
1893 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
1894 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
1895 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
1896 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
1897 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
1898 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
1899 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
1900 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
1901 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
1902 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
1903 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
1904 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
1905 59.50 i 110.38 b 245.93 a 315.00 d 306.50 f 545.00 c 652.00 602.95 a 457.50 b 229.92 a 167.14 b 89.50 3415.33
1906 96.10 a 116.15 a 178.54 d 312.93 a 411.02 b 490.50 0.00 z 0.00 z 0.00 z 274.50 f 108.00 e 67.88 b 1781.11
1907 7.75 c 76.50 63.50 211.00 446.83 b 502.50 617.79 c 466.50 h 341.50 j 346.17 a 169.00 g 28.50 i 2272.03
1908 67.00 51.00 135.50 236.25 b 266.00 h 495.00 b 702.48 c 642.00 511.50 268.00 233.00 31.00 3372.73
1909 20.00 62.00 71.50 113.00 321.50 404.00 266.50 219.50 r 582.00 338.00 183.50 21.00 2383.00
1910 42.00 8.00 152.00 243.50 448.47 a 508.00 697.00 608.00 460.50 359.94 d 109.50 52.50 u 3636.91
1911 9.00 24.50 90.50 64.50 h 348.00 485.50 622.50 621.00 467.50 296.00 120.00 65.00 3149.50
1912 116.50 86.00 75.50 239.00 473.50 541.00 684.50 631.00 498.50 269.50 181.50 55.00 3851.50
1913 3.50 12.00 105.00 244.50 429.00 546.00 623.00 522.50 540.52 a 294.50 166.00 84.98 b 3571.50
1914 38.50 l 70.50 193.00 322.00 464.50 497.50 628.50 641.00 435.00 411.00 128.00 h 39.00 n 3663.00
1915 45.50 f 155.50 316.31 d 357.50 488.25 c 596.50 722.30 a 767.00 537.00 395.80 c 126.72 a 58.90 a 4521.79
1916 3.00 47.80 b 108.50 300.00 381.82 a 557.50 568.50 682.00 517.50 294.50 99.50 18.00 f 3560.61
1917 40.50 68.00 70.78 a 0.00 z 369.50 478.50 577.00 624.65 a 520.00 325.00 327.50 96.50 3497.93
1918 132.00 48.50 118.50 252.69 d 396.00 582.00 674.77 a 606.88 e 562.50 374.50 157.78 c 65.00 3971.12
1919 36.00 40.50 91.00 222.50 f 325.00 g 464.50 646.00 504.00 f 0.00 z 259.07 c 105.00 i 49.00 k 1537.07
1920 80.50 49.50 f 127.00 f 116.00 j 270.50 j 423.00 h 411.50 m 713.60 e 413.50 f 253.50 f 162.50 i 102.00 f 794.10
1921 62.00 e 117.25 d 166.76 b 180.00 i 0.00 z 560.17 a 629.00 633.50 511.00 422.50 195.50 85.50 3383.18
1922 24.50 24.50 121.00 226.00 443.50 510.50 635.50 639.00 562.00 414.00 123.50 113.50 3837.50
1923 92.50 41.50 138.50 333.50 443.50 592.00 684.00 728.50 571.00 430.00 240.00 132.50 4427.50
1924 93.50 199.00 168.50 273.62 a 525.50 566.00 677.50 639.50 566.00 434.00 121.00 97.50 4361.62
1925 96.00 174.50 167.40 a 0.00 z 515.50 604.50 709.00 689.50 593.00 315.00 149.00 f 193.00 4057.40
1926 75.00 156.00 277.50 326.50 375.00 0.00 z 0.00 z 207.50 u 485.50 469.50 293.50 118.00 2576.50
1927 85.00 108.50 120.50 244.00 368.50 585.00 699.00 670.50 521.90 a 370.00 152.00 32.50 3957.40
1928 124.00 a 78.50 242.00 284.50 521.50 554.00 717.00 636.50 503.50 321.00 201.50 61.00 4245.00
1929 7.00 18.50 200.00 240.00 444.50 604.50 691.00 682.00 580.00 451.57 a 130.00 111.00 4160.07
1930 17.05 a 170.00 226.00 432.78 c 0.00 z 609.60 e 665.50 708.35 a 591.00 e 303.00 150.00 86.00 f 3873.28
1931 180.00 164.77 b 316.00 0.00 z 601.00 625.00 762.08 a 742.50 622.00 427.05 b 126.72 a 113.50 i 4567.13
1932 69.23 a 115.50 218.00 347.00 481.50 651.50 653.58 a 702.00 573.50 384.50 250.00 63.55 a 4509.87
1933 0.00 x 26.00 173.00 253.00 399.00 516.50 624.50 720.00 467.50 357.50 188.00 118.00 3843.00
1934 131.00 179.00 295.50 412.50 519.00 583.50 674.00 697.50 535.50 409.00 270.00 104.00 4810.50
1935 129.00 143.50 100.00 267.00 435.50 591.50 642.50 658.50 564.00 371.50 124.50 143.00 4170.50
1936 92.50 11.00 114.00 337.00 470.50 620.50 692.50 712.00 507.00 462.50 143.50 112.50 4275.50
1937 0.00 z 28.50 n 238.24 d 269.42 d 444.13 e 599.42 d 676.83 d 648.50 567.50 453.50 224.00 139.00 4260.55
1938 79.00 103.00 184.50 351.00 469.00 609.00 702.50 628.00 599.50 398.00 134.00 110.50 4368.00
1939 105.50 28.50 151.50 321.50 449.50 508.50 670.50 720.00 561.00 368.50 317.50 246.50 4449.00
1940 140.50 169.50 287.50 403.50 553.50 633.00 699.50 726.00 614.00 486.50 121.50 167.50 5002.50
1941 170.50 181.50 328.00 411.50 500.00 613.00 794.00 695.50 539.00 428.00 233.50 127.50 5022.00
1942 111.50 96.50 192.00 378.00 495.50 582.00 765.00 754.00 565.00 449.50 130.50 111.00 4630.50
1943 23.00 129.50 134.00 346.00 403.00 552.50 651.00 678.00 603.00 408.50 214.00 73.00 4215.50
1944 105.00 82.50 148.00 332.00 467.50 572.00 692.50 663.50 603.00 477.50 214.50 78.00 4436.00
1945 119.00 109.50 155.00 247.50 508.50 555.00 669.50 669.50 497.00 387.50 124.50 110.00 4152.50
1946 89.00 105.00 164.00 266.00 526.50 569.00 686.00 662.50 558.50 299.00 98.00 71.00 4094.50
1947 37.00 133.50 218.00 366.00 528.00 612.50 712.50 669.50 551.00 405.50 132.50 133.50 4499.50
1948 53.00 50.50 142.00 234.00 449.50 664.00 688.50 649.97 a 542.50 336.00 125.50 18.50 3953.97
1949 6.00 28.61 e 177.00 318.50 523.50 576.00 640.00 678.00 599.50 305.50 308.50 64.00 4225.11
1950 4.00 108.50 126.00 247.50 389.00 603.00 690.00 685.50 556.50 346.00 153.00 200.47 a 4109.47
1951 50.50 63.50 105.92 a 342.50 482.50 633.62 a 726.50 678.50 573.50 377.00 174.00 43.50 4251.54
1952 51.50 107.20 a 128.50 302.00 465.50 504.00 685.50 677.00 616.50 459.50 168.50 131.50 4297.20
1953 165.00 99.00 184.00 304.50 498.50 519.00 711.97 a 733.50 587.50 439.17 a 286.50 135.50 4664.13
1954 42.00 121.85 a 119.00 226.50 455.59 c 504.50 608.50 624.50 561.50 359.00 316.50 110.00 4049.44
1955 41.50 39.00 57.00 198.00 358.00 527.00 605.00 637.50 521.00 347.50 100.00 45.98 a 3477.48
1956 70.00 13.00 99.50 325.50 533.20 a 522.00 722.00 679.50 534.50 320.00 131.50 103.50 4054.20
1957 9.50 39.50 164.00 323.00 558.00 597.50 646.50 683.50 666.00 0.00 z 162.12 d 152.00 4001.62
1958 148.00 212.59 a 167.40 a 308.50 565.50 666.00 812.00 748.65 a 557.07 a 395.00 137.00 175.50 4893.21
1959 124.00 58.00 159.02 d 292.76 a 415.73 c 600.00 714.50 639.50 506.50 355.50 139.14 a 80.50 4085.15
1960 62.00 106.50 166.50 315.50 428.00 552.00 716.50 665.00 498.00 404.50 149.50 80.00 4144.00
1961 148.00 169.50 219.07 a 274.50 464.50 620.50 734.50 736.00 517.50 300.50 116.90 a 99.20 a 4400.66
1962 103.50 140.52 a 122.00 308.00 385.50 546.00 646.00 657.50 554.00 414.00 248.04 b 0.00 z 4125.05
1963 2.50 i 198.00 150.50 257.14 b 474.54 e 563.08 d 637.00 678.00 606.00 420.50 200.00 106.50 4291.26
1964 86.80 a 62.50 118.50 200.50 363.50 525.00 617.00 618.50 461.25 b 344.00 94.00 52.00 3543.55
1965 36.00 61.00 115.00 266.00 341.00 515.50 655.50 656.50 478.00 408.50 246.00 96.00 3875.00
1966 90.00 95.00 156.50 277.50 393.00 524.00 614.00 637.50 575.50 328.50 205.00 157.50 4054.00
1967 60.00 83.00 99.50 195.00 412.00 625.50 662.50 740.50 620.50 419.50 172.50 81.50 4172.00
1968 93.50 135.50 213.00 222.50 428.00 510.50 686.50 631.50 480.00 314.00 152.68 b 59.50 3927.18
1969 6.00 30.80 c 128.00 245.00 469.50 631.55 a 590.50 560.50 504.50 268.50 166.50 69.50 3670.85
1970 43.00 123.50 138.00 184.00 356.50 565.00 636.00 589.00 458.50 267.50 168.00 34.00 3563.00
1971 65.00 86.50 60.00 229.50 412.50 457.00 632.50 714.00 488.00 298.00 160.00 c 31.50 3634.50
1972 12.83 b 98.50 186.00 175.00 473.00 520.00 682.00 700.00 456.00 282.00 141.72 a 95.00 3822.05
1973 86.50 75.00 160.50 263.50 434.50 531.50 658.00 593.00 566.00 249.00 g 85.50 130.50 3584.50
1974 71.50 79.50 156.00 261.00 359.50 532.00 628.00 685.00 635.50 361.50 166.00 136.50 4072.00
1975 45.50 37.00 94.00 166.50 413.50 495.00 667.50 601.00 556.00 330.00 163.00 100.50 3669.50
1976 82.50 44.00 78.50 246.50 429.00 486.50 669.00 601.50 549.00 331.50 159.50 112.00 3789.50
1977 44.00 155.50 123.00 290.00 397.50 578.00 627.50 753.50 500.00 310.00 135.52 a 75.00 3989.52
1978 72.50 126.00 207.50 301.00 433.50 655.50 717.50 704.50 525.50 363.50 74.00 34.50 4215.50
1979 11.00 60.00 208.50 282.00 485.50 562.00 711.50 694.50 632.00 378.50 105.00 151.50 4282.00
1980 25.00 104.72 b 142.00 348.50 441.50 507.50 647.50 617.00 518.00 364.00 197.00 170.00 4082.72
1981 129.50 117.00 223.50 263.00 453.00 515.00 663.00 752.00 554.00 286.50 222.00 78.50 4257.00
1982 52.00 95.50 116.00 222.50 426.50 633.00 640.00 654.50 565.50 358.50 92.00 84.00 3940.00
1983 137.00 153.50 254.00 299.00 535.00 562.00 660.00 720.00 491.00 300.00 231.00 30.00 4372.50
1984 135.00 123.50 235.00 306.50 402.00 548.50 680.50 699.00 525.00 305.50 152.50 12.40 a 4125.40
1985 15.00 49.50 97.50 270.50 443.50 563.50 771.00 708.50 497.00 339.00 59.00 18.50 3832.50
1986 168.00 100.00 255.00 218.00 428.50 618.50 600.50 757.50 534.00 379.50 152.00 93.50 4305.00
1987 83.50 113.00 i 260.00 371.00 498.00 605.00 706.50 721.50 622.50 460.50 263.00 85.00 4676.50
1988 69.23 a 120.50 159.00 312.50 462.50 564.83 a 727.00 701.50 549.50 406.50 200.50 92.00 4365.56
1989 57.00 26.00 141.50 360.50 467.00 626.00 687.50 673.00 606.00 370.50 181.50 101.50 4298.00
1990 96.00 43.50 177.50 345.00 487.00 568.50 775.50 788.00 610.50 345.00 194.00 48.50 4479.00
1991 56.00 200.50 0.00 z 282.50 479.00 534.50 717.00 709.50 585.00 341.00 201.50 129.50 4236.00
1992 142.50 181.00 270.00 356.00 523.00 670.50 727.50 741.00 501.50 419.00 164.00 26.50 4722.50
1993 47.50 71.50 220.00 344.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 683.50
1994 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 728.00 748.50 612.00 367.00 82.00 0.00 z 2537.50
1995 0.00 z 153.00 199.50 310.00 552.00 624.00 743.00 640.00 0.00 z 376.00 238.00 133.00 3968.50
1996 120.38 a 100.50 201.50 365.50 419.00 566.00 762.00 732.00 534.00 345.50 149.00 47.00 4342.38
1997 104.50 90.50 170.50 321.00 562.00 607.00 717.00 795.50 653.00 394.00 261.50 98.00 4774.50
1998 148.00 200.00 243.50 297.50 499.50 600.50 748.00 751.00 630.00 420.00 235.50 86.80 a 4860.30
1999 104.00 116.00 167.50 284.00 400.00 526.03 a 656.17 a 713.50 581.50 361.50 244.66 a 104.50 4259.36
2000 37.50 126.50 175.00 339.50 432.50 632.14 b 700.00 682.00 a 591.96 b 404.50 115.50 82.00 4319.11
2001 126.50 60.15 a 210.80 a 280.00 449.50 a 541.00 669.71 b 714.15 d 602.88 d 363.50 231.50 52.00 4301.69
2002 109.50 83.00 101.50 283.00 416.50 628.00 709.50 735.50 599.00 340.50 251.00 124.00 4381.00
2003 192.00 101.50 229.50 302.00 474.00 654.50 771.50 741.50 638.50 487.00 111.00 102.00 4805.00
2004 120.00 150.50 281.00 417.00 558.50 672.00 829.50 775.50 571.50 409.50 177.00 107.50 5069.50
2005 152.00 88.50 313.00 370.50 594.50 616.00 739.50 772.50 563.50 436.00 160.00 125.50 4931.50
2006 175.50 89.50 198.50 311.00 494.50 657.00 771.00 728.50 604.50 372.00 189.00 90.50 4681.50
2007 64.00 116.00 230.90 b 303.46 d 473.50 569.50 786.00 726.50 547.50 356.50 134.00 65.00 4372.86
2008 50.50 96.00 131.50 203.50 456.50 509.50 703.50 720.00 594.50 353.00 0.00 z 0.00 z 3818.50
2009 26.50 j 68.00 70.50 j 290.50 388.50 f 433.00 k 604.50 h 752.50 668.00 412.00 145.00 h 40.82 a 2231.82
2010 104.50 q 215.48 e 251.58 e 334.00 367.00 f 565.50 730.50 729.50 335.00 m 430.00 138.00 p 118.00 j 3256.56
2011 95.21 c 62.74 a 204.37 d 201.21 a 409.50 584.50 691.62 b 591.50 f 660.00 a 394.22 a 118.00 60.34 c 3481.71
2012 88.19 b 115.40 e 105.50 g 260.50 h 470.96 e 535.96 d 700.48 e 768.50 609.64 b 343.50 202.50 48.50 3883.63
2013 28.50 97.00 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 125.50
Period of Record Statistics
MEAN 79.06 97.81 171.38 290.05 455.37 566.93 681.17 685.55 554.54 368.87 173.29 92.51 4240.33
S.D. 47.88 51.09 63.59 59.70 58.70 53.99 65.77 53.44 52.85 56.45 59.22 43.73 371.40
SKEW 0.25 0.32 0.43 -0.09 0.16 -0.15 -2.22 -0.31 -0.06 -0.05 0.60 0.59 0.19
MAX 192.00 215.48 328.00 432.78 601.00 672.00 829.50 795.50 668.00 487.00 327.50 246.50 5069.50
MIN 3.00 8.00 57.00 113.00 321.50 404.00 266.50 522.50 435.00 229.92 59.00 12.40 3477.48
NO YRS 99 105 103 99 98 103 103 101 101 103 99 95 74