EVERETT, WASHINGTON

Monthly Total Growing Degree Days

(452675)

Base Temperature = 40 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
1894 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 183.00 w 508.50 339.50 177.00 10.50 1035.50
1895 34.00 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 0.00 z 34.00
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 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
1906 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
1907 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
1908 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
1909 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
1910 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
1911 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
1912 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
1913 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
1914 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 181.03 a 12.50 193.53
1915 19.00 85.50 236.50 333.00 436.50 565.00 675.50 669.82 c 450.52 a 347.50 105.56 c 69.50 g 3924.39
1916 1.00 f 52.00 j 162.75 c 272.59 a 321.00 527.00 588.50 596.00 415.50 129.00 71.50 6.50 3090.34
1917 17.05 a 31.77 b 22.00 207.50 376.00 448.00 584.00 616.00 474.50 285.50 213.50 88.72 b 3364.54
1918 86.28 a 23.50 126.50 206.50 334.50 536.00 517.50 g 619.50 477.00 0.00 z 128.50 62.00 2600.28
1919 63.00 28.50 102.50 262.00 364.50 459.00 581.50 609.67 a 442.00 239.50 150.50 90.50 3393.17
1920 73.00 34.50 130.00 147.00 324.50 536.50 704.00 663.50 500.00 292.00 161.50 78.50 3645.00
1921 56.00 97.50 120.00 205.00 378.50 568.50 589.00 628.50 455.50 31.00 z 145.50 66.00 3310.00
1922 11.50 17.50 47.50 183.50 416.50 564.00 639.00 653.50 534.50 354.00 64.50 77.00 3563.00
1923 77.50 28.00 74.00 291.00 427.00 576.00 687.00 701.00 504.50 348.00 164.50 78.00 3956.50
1924 74.50 170.50 87.00 225.50 468.00 547.50 658.00 636.50 494.50 348.00 105.50 93.50 3909.00
1925 67.50 127.00 113.50 304.50 498.50 549.00 702.50 651.50 504.50 236.00 143.00 170.50 4068.00
1926 54.00 161.00 235.00 382.50 511.00 628.50 706.00 655.98 c 451.00 409.50 225.00 75.90 b 4495.38
1927 50.50 70.00 k 100.00 223.97 a 385.00 596.00 729.02 a 727.50 540.00 400.50 176.00 37.00 3965.48
1928 127.50 84.50 227.50 254.00 502.50 578.50 731.50 614.00 476.00 327.50 193.50 54.00 4171.00
1929 9.50 14.50 142.50 186.43 b 407.00 529.50 656.50 666.50 496.50 417.50 112.50 100.00 3738.93
1930 18.00 125.50 165.50 346.50 382.50 544.00 652.00 693.00 521.50 294.00 141.50 92.45 c 3976.45
1931 147.00 62.00 219.00 333.00 499.50 575.00 702.50 652.00 539.50 339.45 a 109.00 53.00 4230.95
1932 49.00 81.50 197.50 321.00 414.50 583.93 b 612.00 663.00 508.50 387.50 241.50 43.92 a 4103.85
1933 43.40 a 31.50 156.00 232.00 377.50 502.00 618.00 690.50 489.50 374.00 170.00 134.00 3818.40
1934 156.50 159.00 273.00 405.50 501.00 570.00 654.50 704.50 490.00 420.00 253.50 78.50 4666.00
1935 149.00 107.00 84.50 218.50 402.00 570.00 481.50 g 634.00 538.50 308.00 101.50 126.00 3239.00
1936 92.00 15.00 112.00 339.83 a 488.50 617.50 681.50 698.00 465.00 398.00 112.50 108.50 4128.33
1937 0.00 47.00 255.50 266.00 419.50 602.00 678.00 643.50 535.50 408.50 218.00 128.50 4202.00
1938 51.50 83.00 162.00 337.00 429.50 576.00 701.00 599.00 590.50 356.50 100.00 118.00 4104.00
1939 105.40 a 29.50 138.50 317.50 449.00 503.50 679.00 693.50 514.50 359.50 298.00 205.50 4293.40
1940 114.50 148.50 266.00 363.00 519.00 602.00 691.00 685.50 617.50 475.00 108.00 149.00 4739.00
1941 137.00 166.50 311.50 373.00 480.00 597.50 780.00 689.00 496.50 392.00 216.50 116.50 4756.00
1942 84.00 77.00 183.50 338.50 456.00 550.00 771.50 735.00 524.50 402.00 92.50 100.50 4315.00
1943 20.00 83.50 127.50 357.00 387.50 525.00 650.50 659.00 568.00 373.00 178.00 98.17 a 4027.17
1944 107.50 68.50 130.50 305.50 428.50 546.00 698.00 654.00 583.00 445.50 183.00 48.50 4198.50
1945 117.50 94.50 138.50 229.00 502.50 542.00 693.00 677.50 474.00 378.50 141.50 108.00 4096.50
1946 87.00 93.00 151.00 265.50 506.00 566.00 696.50 670.00 544.50 279.50 97.00 78.50 4034.50
1947 45.00 114.50 188.50 299.50 497.00 556.50 676.50 655.00 484.00 373.03 a 129.11 b 101.78 a 4120.42
1948 32.55 a 15.50 n 98.50 i 208.00 405.07 a 648.75 b 693.00 681.50 513.00 282.50 96.50 7.00 3567.87
1949 1.00 31.50 164.50 286.50 491.00 523.50 621.50 672.50 567.93 a 234.50 279.50 64.50 3938.43
1950 8.50 79.50 112.50 182.00 347.50 608.50 665.00 708.00 549.50 334.50 152.00 212.50 3960.00
1951 49.00 41.50 52.18 a 238.50 410.50 573.00 714.50 653.50 546.50 351.50 139.00 32.50 3802.18
1952 40.50 81.00 113.00 259.50 441.00 478.50 693.00 702.00 567.00 420.50 112.00 78.50 3986.50
1953 151.50 82.00 156.50 262.50 459.00 524.00 707.00 729.50 561.50 391.00 244.66 a 100.50 4369.66
1954 38.00 101.00 76.50 205.00 434.50 482.50 609.50 618.50 553.50 367.00 284.50 68.00 3838.50
1955 32.07 b 36.00 29.00 g 184.50 370.50 545.69 a 634.98 a 640.00 547.24 a 349.50 96.50 44.00 3480.98
1956 55.00 8.00 101.00 298.00 529.00 539.00 761.00 697.00 538.00 327.00 103.50 100.50 4057.00
1957 8.50 36.00 146.00 328.50 569.00 625.50 690.00 714.50 672.00 365.50 116.00 123.50 4395.00
1958 129.00 223.50 161.50 318.00 619.00 720.00 b 883.50 774.50 556.50 366.00 156.00 162.00 5069.50
1959 88.00 44.50 140.00 285.50 415.00 587.50 746.50 644.50 495.00 358.50 130.50 64.00 3999.50
1960 47.00 99.50 150.50 292.00 403.00 554.50 740.50 663.50 486.00 386.50 126.00 56.00 4005.00
1961 117.00 163.00 191.50 243.00 432.00 646.50 757.50 777.50 497.00 269.00 73.00 80.50 4247.50
1962 66.50 118.50 87.00 324.00 375.50 530.50 674.50 678.00 556.00 394.00 213.00 128.50 4146.00
1963 31.00 195.00 134.50 254.00 481.50 538.50 659.00 694.00 626.50 434.00 182.00 77.00 4307.00
1964 76.50 42.00 113.50 188.50 368.00 528.00 675.50 634.50 472.00 354.00 78.50 51.00 3582.00
1965 43.50 66.00 119.00 275.00 351.50 584.00 729.00 737.50 467.00 449.50 266.00 86.50 4174.50
1966 72.50 66.50 147.00 278.50 390.00 548.50 660.00 688.50 585.00 333.00 161.00 146.00 4076.50
1967 80.50 76.50 87.50 169.50 427.50 656.50 723.50 802.50 636.00 400.00 147.00 90.50 4297.50
1968 76.00 127.00 218.00 198.75 b 467.00 579.00 761.50 667.00 0.00 z 300.00 158.50 39.00 3591.75
1969 13.00 34.00 149.00 275.50 498.50 692.50 649.00 626.00 536.00 297.50 144.00 54.50 3969.50
1970 45.50 95.00 133.00 188.00 380.00 600.00 694.00 656.50 436.00 242.50 153.00 22.50 3646.00
1971 69.00 80.00 60.50 242.50 412.00 483.50 697.00 764.00 472.50 290.00 138.00 15.50 3724.50
1972 32.50 83.50 174.00 177.00 477.00 536.50 684.50 694.00 444.50 219.50 123.00 90.00 3736.00
1973 63.50 88.00 150.00 242.00 449.50 540.50 703.00 613.50 554.50 334.50 75.00 98.00 3912.00
1974 76.00 67.00 130.50 239.50 353.50 569.00 653.50 726.00 594.00 314.00 167.00 110.00 4000.00
1975 44.00 40.00 73.50 135.00 407.50 521.00 720.50 619.00 524.00 332.00 156.00 106.43 a 3678.93
1976 114.50 85.39 b 117.50 316.00 505.00 525.00 751.50 673.50 624.50 379.00 184.50 141.00 4417.39
1977 45.00 194.00 161.00 366.50 449.50 668.00 690.50 859.00 534.50 348.50 171.00 94.00 4581.50
1978 113.00 165.50 259.50 336.00 442.00 750.00 771.50 752.00 566.00 399.50 91.00 30.50 4676.50
1979 6.00 63.00 228.50 297.50 513.00 581.00 782.00 753.00 647.50 416.00 102.00 148.28 a 4537.78
1980 30.50 113.00 155.00 342.00 436.00 545.00 697.50 685.00 558.50 0.00 z 0.00 z 193.50 3756.00
1981 131.00 126.00 252.00 301.00 448.50 547.50 720.50 851.50 595.50 314.00 222.50 79.00 4589.00
1982 57.50 102.50 131.00 206.00 456.00 675.00 679.00 665.00 496.50 311.50 52.00 44.00 3876.00
1983 85.00 122.50 207.50 232.50 465.00 529.50 676.50 723.00 470.00 276.00 180.00 17.50 3985.00
1984 135.00 109.50 241.50 262.00 418.00 569.50 729.00 756.50 558.00 314.50 134.50 8.00 4236.00
1985 16.00 43.00 94.50 279.00 475.00 609.50 839.00 777.50 549.50 358.00 89.00 22.50 4152.50
1986 154.00 107.00 261.00 199.50 442.50 626.00 628.00 784.50 515.00 367.50 148.50 49.50 4283.00
1987 60.00 136.00 213.50 329.50 468.50 595.00 687.00 687.50 574.50 351.50 227.00 49.50 4379.50
1988 31.50 99.00 126.50 273.00 449.00 536.50 673.00 744.50 550.50 437.50 181.00 110.00 4212.00
1989 77.50 28.00 170.50 377.00 501.50 693.50 711.50 745.00 612.50 384.50 216.50 126.50 4644.50
1990 74.50 32.50 177.50 341.00 448.50 573.50 801.50 788.00 579.50 242.50 148.50 21.00 4228.50
1991 48.00 206.50 122.00 354.00 527.00 611.50 839.00 884.50 641.50 325.00 179.50 77.50 4816.00
1992 108.00 174.00 263.50 373.00 515.00 670.50 684.50 627.50 454.50 418.00 159.00 24.00 4471.50
1993 42.00 87.00 201.00 218.00 l 615.50 604.00 669.50 751.00 561.00 405.00 72.00 68.50 4076.50
1994 138.50 32.50 195.00 353.50 518.00 604.50 797.00 802.00 635.00 326.00 53.00 74.00 4529.00
1995 95.00 119.00 155.50 291.00 548.00 649.50 820.50 637.50 648.00 346.00 251.50 103.50 4665.00
1996 106.00 106.50 187.50 357.50 394.50 573.50 792.50 783.50 514.50 332.00 116.50 30.50 4295.00
1997 91.50 83.50 160.00 295.50 556.50 611.00 742.50 844.50 647.50 355.00 229.00 57.00 4673.50
1998 136.00 186.50 207.00 336.00 499.74 b 646.00 859.00 774.50 639.00 366.00 197.50 82.50 4929.74
1999 108.50 d 97.48 a 155.50 232.50 375.62 a 538.00 675.59 b 749.68 a 532.24 a 314.00 217.80 e 109.61 c 4106.52
2000 21.38 b 86.48 a 151.50 331.50 458.05 b 599.50 746.14 b 731.00 561.11 c 410.50 71.50 g 49.17 b 4146.33
2001 100.48 b 48.74 a 158.50 270.50 440.72 a 583.39 b 680.50 736.50 565.00 c 236.50 i 208.89 c 52.04 c 3845.26
2002 96.00 79.50 95.00 271.00 401.50 662.31 d 748.00 757.00 561.50 288.00 194.50 110.50 4264.81
2003 169.00 79.50 238.50 327.00 470.50 653.50 815.00 773.50 616.00 484.50 98.40 e 104.00 4829.40
2004 106.50 115.00 243.00 396.50 549.00 650.40 e 576.50 j 864.50 584.50 399.00 107.50 h 72.73 e 3981.13
2005 0.00 z 73.00 306.50 334.50 593.00 602.00 789.39 c 784.50 540.50 451.00 128.40 e 62.50 f 4602.79
2006 167.63 d 73.50 173.00 302.00 463.00 658.00 793.00 733.00 597.50 336.00 172.00 f 71.50 4368.13
2007 52.00 127.00 234.16 c 310.50 458.00 582.00 800.00 731.00 543.00 332.00 122.50 52.50 4344.66
2008 46.50 103.50 116.00 177.50 446.00 522.00 702.50 786.50 535.50 305.50 192.50 g 71.50 3813.00
2009 29.00 64.00 93.00 253.00 0.00 z 0.00 z 0.00 z 766.50 644.00 338.00 175.00 43.00 2405.50
2010 159.50 145.00 226.00 282.50 403.50 550.50 736.50 742.00 627.00 372.00 174.00 122.97 a 4541.47
2011 110.64 b 45.63 a 165.33 a 154.00 360.63 a 553.00 653.77 c 724.00 628.33 c 347.72 a 92.78 c 36.54 c 3872.37
2012 66.02 d 98.39 a 110.71 c 326.50 436.67 b 529.50 733.67 a 795.67 a 586.73 d 383.50 197.50 56.50 4321.36
2013 38.50 73.00 179.00 12.00 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 290.50
Period of Record Statistics
MEAN 72.45 88.85 159.43 277.33 447.47 577.14 706.23 705.20 541.44 350.22 154.71 80.66 4181.17
S.D. 43.66 48.08 59.75 63.15 62.31 55.83 61.87 64.98 58.14 59.51 55.32 43.52 354.37
SKEW 0.39 0.60 0.34 -0.19 0.37 0.52 0.47 0.56 0.15 -0.58 0.40 0.61 0.12
MAX 169.00 223.50 311.50 405.50 619.00 750.00 883.50 884.50 672.00 484.50 298.00 212.50 5069.50
MIN 0.00 8.00 22.00 135.00 321.00 448.00 581.50 596.00 415.50 129.00 52.00 6.50 3364.54
NO YRS 98 96 97 97 97 97 94 98 98 95 95 98 80