LONGVIEW, WASHINGTON

Monthly Total Growing Degree Days

(454769)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1931 102.50 69.50 204.50 322.00 544.00 547.50 734.50 695.00 569.50 367.00 103.00 39.50 4298.50
1932 30.48 a 84.00 181.00 306.00 413.00 617.50 621.03 a 735.50 599.50 421.50 216.50 28.00 4254.02
1933 45.00 36.50 162.00 268.50 357.50 539.50 701.50 789.47 a 509.50 220.50 r 150.50 145.00 3704.97
1934 145.00 200.00 345.50 468.00 561.00 583.00 687.00 788.50 604.00 446.50 245.50 94.03 a 5168.03
1935 73.00 103.00 59.00 269.50 447.00 602.00 720.50 745.00 648.50 328.50 57.50 48.50 4102.00
1936 84.73 a 24.50 114.00 383.00 534.00 624.00 693.50 747.00 584.48 a 445.50 116.50 87.00 4438.22
1937 0.50 47.00 224.50 200.00 437.00 649.00 734.00 699.00 648.00 474.50 240.50 92.50 4446.50
1938 43.50 56.50 144.50 313.00 452.00 625.50 793.00 666.50 703.00 393.00 78.50 93.50 4362.50
1939 70.50 9.00 168.00 307.50 456.50 528.00 713.00 773.00 626.00 394.50 174.50 145.00 4365.50
1940 63.00 116.50 229.50 314.00 532.00 635.00 752.00 775.00 660.00 464.00 77.50 119.50 4738.00
1941 78.00 123.50 317.50 344.50 474.00 590.50 865.50 779.00 531.50 367.50 221.00 97.50 4790.00
1942 32.00 65.50 113.50 320.00 455.00 560.00 787.92 a 804.00 625.00 400.00 110.50 88.50 4361.92
1943 9.00 89.00 105.00 348.50 391.50 571.00 755.00 706.00 690.00 407.50 178.50 61.50 4312.50
1944 44.00 52.50 128.00 288.00 430.00 588.00 785.00 727.50 694.00 514.00 151.50 27.50 4430.00
1945 90.50 84.50 87.00 216.50 518.00 541.00 802.00 755.50 480.00 387.00 126.50 93.00 4181.50
1946 64.50 53.50 148.00 276.00 541.00 552.00 764.50 769.00 582.50 282.00 60.50 77.50 4171.00
1947 26.00 118.50 249.00 374.00 544.50 608.00 759.00 725.00 632.50 417.00 186.50 88.00 4728.00
1948 34.00 48.00 102.00 222.00 447.50 691.50 729.00 725.00 581.00 384.50 87.50 17.50 4069.50
1949 0.00 49.50 171.50 293.50 547.00 564.83 a 690.00 740.00 678.00 294.50 307.50 58.00 4394.33
1950 4.00 80.50 111.08 a 231.50 394.00 610.00 731.50 815.30 a 631.55 a 318.00 183.00 166.00 4276.44
1951 40.00 82.50 80.00 368.00 464.50 673.00 767.50 717.50 654.00 390.50 142.00 32.50 4412.00
1952 20.50 62.00 90.00 282.00 425.50 536.50 795.00 786.50 701.50 534.50 102.50 67.00 4403.50
1953 198.50 85.00 156.00 249.50 434.00 522.00 746.00 760.50 638.00 411.50 237.50 83.50 4522.00
1954 31.00 84.00 88.00 221.50 471.09 c 489.00 634.00 696.50 601.50 365.00 271.50 50.00 4003.09
1955 23.50 40.50 50.50 153.50 375.50 585.50 642.50 710.50 579.00 430.50 128.00 65.50 3785.00
1956 75.00 7.50 130.00 406.11 c 583.50 525.50 778.00 743.50 610.00 359.00 110.50 95.00 4423.61
1957 7.00 72.00 172.05 a 330.00 554.50 623.00 720.00 695.50 744.83 a 392.50 96.50 107.00 4514.88
1958 112.50 222.50 159.50 291.50 614.00 714.50 895.50 850.00 631.00 483.50 213.00 168.00 5355.50
1959 130.50 75.50 202.00 344.00 420.50 600.00 790.50 711.00 563.00 449.00 177.50 64.00 4527.50
1960 34.00 107.50 197.00 289.50 401.00 592.50 801.35 a 728.00 599.00 432.50 170.50 47.50 4400.35
1961 144.00 191.00 223.50 253.00 471.50 699.00 803.50 856.50 550.50 358.00 80.50 91.50 4722.50
1962 60.50 159.50 152.00 329.00 354.00 556.50 695.00 715.00 628.00 449.00 225.50 110.00 4434.00
1963 35.00 244.50 168.50 266.00 489.00 547.50 663.00 741.00 714.50 446.00 204.00 57.00 4576.00
1964 60.00 65.00 124.00 214.50 377.00 528.00 706.50 683.00 578.00 419.00 117.00 46.00 3918.00
1965 50.50 85.50 199.50 324.00 385.50 533.50 789.00 797.50 550.50 479.00 248.50 76.50 4519.50
1966 52.00 65.00 161.00 324.00 455.00 579.50 701.00 760.00 674.00 385.00 197.50 139.00 4493.00
1967 110.50 86.50 112.00 186.50 470.50 691.00 785.50 916.50 742.00 429.00 197.00 85.50 4812.50
1968 86.00 166.50 245.00 228.00 453.50 580.50 772.50 702.50 599.00 345.50 185.00 33.50 4397.50
1969 0.00 29.50 191.00 271.50 526.50 726.00 715.50 675.50 606.50 335.50 201.00 79.00 4357.50
1970 71.00 155.00 169.50 195.00 430.00 656.00 741.00 748.50 525.00 326.00 188.00 39.50 4244.50
1971 73.00 85.50 83.50 231.00 464.50 501.00 743.50 841.00 541.00 322.50 147.50 15.50 4049.50
1972 35.50 93.00 206.50 170.50 516.50 585.00 789.50 813.00 527.50 346.00 180.00 102.50 4365.50
1973 64.50 99.00 185.00 294.50 494.50 570.50 760.00 649.50 620.00 377.50 100.50 120.00 4335.50
1974 78.00 66.00 157.50 269.00 363.50 593.28 a 698.00 783.50 726.50 415.00 0.00 z 122.50 4272.78
1975 72.00 53.00 110.00 154.00 442.50 552.00 750.50 658.00 669.00 381.50 163.00 104.00 4109.50
1976 79.50 63.00 91.50 234.00 446.00 514.50 698.50 679.50 629.50 399.50 215.50 47.50 4098.50
1977 46.50 126.00 102.50 315.00 377.50 604.50 665.00 863.00 564.00 386.00 153.00 99.00 4302.00
1978 93.50 146.50 275.50 302.50 416.50 680.00 765.00 759.50 587.00 445.50 78.50 31.50 4581.50
1979 3.50 84.50 249.00 313.50 503.50 620.00 785.50 756.50 709.50 486.50 135.50 136.50 4784.00
1980 16.50 102.50 157.00 360.00 457.00 542.50 778.50 700.50 617.50 452.50 213.00 147.00 4544.50
1981 113.00 133.50 252.00 305.00 458.50 563.00 743.00 876.00 669.50 376.00 217.00 85.00 4791.50
1982 48.50 105.00 148.00 209.00 467.50 662.50 721.00 762.50 647.50 420.50 103.50 70.50 4366.00
1983 118.00 177.00 280.00 318.00 557.50 587.00 714.00 788.00 553.00 365.50 250.00 40.00 4748.00
1984 125.50 110.00 267.50 248.00 404.00 539.00 0.00 z 753.00 610.00 330.00 150.50 11.50 3549.00
1985 0.50 43.00 116.00 334.50 474.50 585.50 859.50 761.00 547.00 363.00 79.50 7.50 4171.50
1986 91.50 123.50 314.00 269.50 465.50 692.50 679.50 859.00 587.00 476.00 192.00 52.50 4802.50
1987 69.00 144.50 239.50 367.50 552.50 644.50 725.50 790.00 697.00 497.00 249.00 73.00 5049.00
1988 33.00 148.50 191.00 321.00 452.50 573.00 746.50 742.00 602.00 510.50 196.50 80.00 4596.50
1989 63.00 30.50 146.00 404.00 498.50 656.00 697.50 733.00 691.50 426.50 217.00 86.00 4649.50
1990 80.50 69.00 257.00 386.00 463.00 597.00 829.00 817.50 715.50 352.50 195.00 41.50 4803.50
1991 64.00 226.00 136.50 282.50 408.00 532.50 790.00 809.00 693.00 422.50 197.50 87.50 4649.00
1992 125.50 232.50 348.00 378.50 577.50 708.50 826.00 806.50 589.00 459.00 164.50 36.00 5251.50
1993 47.50 64.00 227.50 311.50 607.50 615.00 670.00 779.50 663.00 485.50 73.50 90.00 4634.50
1994 150.00 37.00 295.00 357.50 530.00 579.50 785.50 785.00 708.00 360.00 73.00 109.50 4770.00
1995 123.50 191.00 219.50 273.00 557.00 629.50 816.00 718.50 735.50 408.00 274.00 105.00 5050.50
1996 105.50 134.00 210.00 350.00 0.00 z 571.00 841.00 791.00 559.00 365.00 162.00 71.00 4159.50
1997 82.00 103.50 176.50 285.00 581.50 0.00 z 758.50 856.50 0.00 z 395.50 268.00 51.00 3558.00
1998 133.00 176.00 245.00 298.50 460.50 630.00 860.00 802.00 710.50 412.50 245.50 106.00 5079.50
1999 28.00 r 0.00 z 31.00 x 270.00 390.08 a 539.48 a 716.50 816.00 662.00 421.50 265.50 119.50 4200.57
2000 35.00 109.00 158.00 378.00 503.00 651.00 787.50 764.50 641.00 416.50 97.00 38.00 4578.50
2001 53.50 56.50 202.00 238.50 524.50 562.50 0.00 z 810.65 a 652.24 a 0.00 z 228.00 52.00 3380.39
2002 77.00 103.50 128.50 326.50 428.00 0.00 z 830.50 809.50 681.00 434.00 226.00 108.00 4152.50
2003 161.50 0.00 z 252.00 322.00 493.50 710.00 860.00 830.50 723.00 538.00 127.00 88.00 5105.50
2004 56.00 150.00 293.00 421.00 569.50 699.50 895.00 892.00 637.50 488.50 175.50 104.50 5382.00
2005 143.50 91.00 335.00 351.00 610.00 620.00 852.50 861.50 600.00 476.00 129.50 93.50 5163.50
2006 168.00 100.00 231.50 399.00 576.00 674.44 c 534.00 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2148.94
Period of Record Statistics
MEAN 69.50 99.68 182.98 297.92 476.34 599.64 756.18 766.33 628.85 410.14 169.05 79.17 4521.49
S.D. 45.00 54.03 71.07 64.25 66.25 57.85 60.78 58.22 61.70 56.41 61.38 36.76 341.13
SKEW 0.56 0.80 0.40 -0.05 0.20 0.40 0.16 0.27 -0.07 0.11 -0.01 0.21 0.53
MAX 198.50 244.50 348.00 468.00 614.00 726.00 895.50 916.50 744.83 538.00 307.50 168.00 5382.00
MIN 0.00 7.50 50.50 153.50 354.00 489.00 621.03 649.50 480.00 282.00 57.50 7.50 3785.00
NO YRS 75 74 75 76 75 74 73 75 74 73 74 75 66