PACKWOOD, WASHINGTON

Monthly Total Growing Degree Days

(456262)

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
1924 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 245.00 0.00 z 30.50 275.50
1925 0.00 v 31.00 0.00 z 0.00 z 100.50 x 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 31.00
1926 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
1927 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
1928 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
1929 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
1930 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
1931 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
1932 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
1933 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
1934 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
1935 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
1936 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
1937 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
1938 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
1939 0.00 z 0.00 z 0.00 z 251.50 j 508.29 b 545.17 a 511.00 i 0.00 z 644.42 d 285.50 i 0.00 z 0.00 z 1697.89
1940 0.00 z 34.50 j 0.00 z 327.50 606.57 a 677.22 c 780.68 a 815.82 a 452.50 k 29.00 y 20.50 u 59.33 b 3267.12
1941 22.14 c 96.88 c 316.09 c 248.50 i 357.00 i 333.50 n 875.50 830.05 b 518.79 a 322.50 0.00 z 0.00 z 2981.96
1942 0.00 z 0.00 z 0.00 z 321.67 c 355.00 f 573.21 b 903.77 e 0.00 z 680.56 c 384.63 d 23.00 k 17.16 c 2881.00
1943 15.00 j 28.58 d 55.00 f 249.00 h 220.00 n 472.50 g 629.50 h 869.03 a 801.50 230.00 n 41.00 p 29.50 h 1699.12
1944 11.00 g 11.02 d 42.00 q 108.00 s 446.73 c 596.54 d 799.50 774.00 644.48 a 122.50 w 0.00 z 0.00 z 3272.27
1945 20.50 g 10.50 j 28.00 m 171.60 e 502.00 327.00 l 813.00 828.45 b 0.00 z 87.50 x 15.00 p 23.00 i 2315.05
1946 5.00 k 17.00 g 57.00 m 265.20 e 295.00 l 555.00 e 835.28 d 837.52 a 522.32 b 140.50 i 0.00 z 0.00 z 3015.32
1947 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 477.50 k 555.00 f 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 483.50 l 689.50 g 798.54 d 386.00 l 0.00 z 0.00 z 0.00 z 798.54
1949 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 540.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 540.50
1950 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 923.50 0.00 z 0.00 z 0.00 z 43.00 f 1.50 z 923.50
1951 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
1952 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
1953 29.50 p 23.33 d 112.08 e 234.23 d 287.50 i 350.50 i 430.50 o 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 369.64
1954 0.00 l 11.00 50.00 179.00 460.00 474.50 648.93 a 693.22 b 312.00 o 291.50 g 158.50 m 3.50 u 2516.66
1955 6.00 m 11.00 j 13.50 m 54.00 j 184.50 o 0.00 z 540.12 e 639.12 a 0.00 z 0.00 z 32.50 k 3.74 b 1182.97
1956 8.00 2.00 f 34.00 269.50 0.00 z 501.50 797.45 b 725.50 550.50 277.00 95.40 e 36.50 3295.35
1957 0.50 14.00 152.33 b 299.00 542.50 630.00 c 652.50 641.00 676.03 a 312.00 50.36 b 20.00 3990.22
1958 27.50 128.50 89.26 b 207.50 610.00 718.00 914.50 783.00 449.00 g 392.00 103.45 a 54.77 a 4028.47
1959 25.50 13.00 79.50 223.50 351.50 573.60 e 791.57 b 668.16 c 383.00 g 374.00 128.00 10.00 3238.33
1960 9.00 50.00 142.00 245.00 353.50 457.00 f 803.50 512.50 h 498.21 b 319.09 b 46.00 f 19.63 a 2439.93
1961 50.12 a 43.50 108.50 c 215.00 374.58 a 669.50 783.50 813.50 454.50 235.50 27.32 b 7.00 3782.52
1962 39.00 76.74 a 56.50 288.50 292.00 513.00 668.00 686.00 592.76 a 311.07 b 111.60 e 24.50 j 3635.17
1963 15.50 a 119.00 76.00 167.50 416.50 520.18 b 636.00 705.00 602.50 326.50 50.00 c 2.50 n 3634.68
1964 0.00 c 12.00 49.00 125.00 301.50 0.00 z 796.00 684.00 477.22 c 322.50 f 32.59 a 18.50 2495.81
1965 0.00 33.00 98.50 271.00 299.50 559.14 a 764.00 771.00 406.50 360.50 149.48 a 17.50 3730.12
1966 0.00 1.50 105.00 232.00 408.68 a 496.50 671.00 662.50 582.00 196.00 i 79.62 d 31.52 a 3270.32
1967 10.50 26.00 30.00 107.00 390.60 a 629.00 743.50 851.00 662.50 371.40 e 0.00 z 3.50 m 3821.50
1968 16.00 j 110.00 i 125.00 j 120.50 k 330.00 i 583.45 a 783.50 692.00 566.00 319.19 d 55.50 k 11.00 j 2944.13
1969 0.00 k 1.00 j 69.00 l 160.00 j 403.50 h 716.50 702.50 652.50 570.50 220.50 g 63.00 n 18.00 l 2642.00
1970 9.50 l 66.50 i 71.00 i 101.50 h 354.00 g 661.50 768.50 772.00 491.50 270.14 c 67.50 l 0.00 n 2963.64
1971 2.50 l 11.00 l 15.00 n 142.50 g 280.50 l 291.00 i 791.00 845.00 465.00 184.50 j 23.00 k 0.00 m 2101.00
1972 0.00 j 3.00 i 104.00 h 101.50 k 386.50 f 426.50 h 742.00 737.36 c 404.50 274.41 d 22.00 l 9.50 2167.76
1973 0.50 f 19.00 l 36.00 k 195.00 b 401.50 393.50 g 719.41 b 641.00 625.00 279.50 16.50 33.00 2910.91
1974 16.50 9.33 d 108.00 193.50 330.00 616.50 715.50 751.00 669.00 203.50 k 0.00 z 40.82 a 3450.15
1975 26.00 18.31 b 32.00 128.50 470.54 c 486.00 767.50 665.50 0.00 z 236.50 80.00 46.00 2956.84
1976 31.00 11.50 52.50 222.50 432.50 491.50 737.50 640.00 595.50 325.00 132.22 c 24.50 3696.22
1977 10.50 94.00 39.00 332.00 334.50 641.00 716.00 875.50 491.00 299.50 28.50 22.00 3883.50
1978 21.00 71.50 191.50 231.00 372.00 673.00 793.00 760.50 455.00 366.00 33.00 0.00 3967.50
1979 0.00 1.00 152.50 236.00 492.50 618.00 840.50 770.00 666.00 373.00 62.50 39.00 4251.00
1980 1.00 33.50 60.50 348.00 434.50 504.50 791.50 690.50 572.00 405.50 129.50 91.45 a 4062.45
1981 121.50 67.50 221.00 276.50 455.00 557.50 805.50 982.24 d 633.50 286.00 128.00 15.50 4549.74
1982 2.50 30.00 94.00 201.50 474.00 754.00 800.50 846.00 617.00 339.50 34.00 8.50 4201.50
1983 44.50 81.50 194.50 279.00 581.50 612.50 758.00 876.00 529.50 334.50 89.50 2.00 4383.00
1984 56.50 46.00 206.50 191.00 377.50 612.50 844.00 808.50 542.00 239.50 45.50 2.50 3972.00
1985 2.50 9.00 78.00 269.50 492.00 641.00 995.00 764.50 486.00 263.00 46.00 0.00 4046.50
1986 36.50 60.00 198.00 198.10 a 474.00 724.00 655.50 916.00 514.50 379.00 79.50 3.50 4238.60
1987 3.00 74.50 133.50 296.00 483.50 647.50 704.50 781.50 647.00 407.50 149.00 8.00 4335.50
1988 2.00 79.00 73.50 233.00 413.50 578.00 716.50 754.50 559.50 475.00 58.00 37.50 3980.00
1989 14.50 4.00 57.00 308.50 394.50 0.00 z 699.50 702.00 592.00 308.00 117.00 46.50 3243.50
1990 18.50 23.50 173.00 343.00 402.50 579.00 850.00 800.50 699.00 220.50 101.00 3.00 4213.50
1991 7.50 104.50 57.00 182.00 392.50 528.50 812.50 814.00 648.00 326.50 105.00 37.00 4015.00
1992 32.00 139.50 248.00 303.00 566.50 692.00 787.00 811.00 517.00 357.53 a 70.50 2.50 4526.53
1993 6.00 43.00 157.00 199.00 553.00 515.00 599.50 726.00 578.50 391.50 26.00 8.00 3802.50
1994 35.50 5.00 169.50 313.00 481.00 521.00 787.50 746.50 646.50 281.50 10.50 3.00 4000.50
1995 74.00 111.50 131.00 204.50 482.50 540.50 798.50 657.00 641.50 270.00 147.50 21.50 4080.00
1996 23.00 53.00 112.50 221.00 318.50 537.00 820.50 760.50 473.50 288.50 72.00 3.00 3683.00
1997 6.00 44.00 74.00 185.50 498.00 540.00 715.00 793.50 619.50 249.00 142.00 12.00 3878.50
1998 23.50 71.50 132.00 284.00 390.00 582.50 862.00 805.00 658.00 319.00 86.00 13.00 4226.50
1999 6.00 7.00 80.50 190.50 308.00 504.50 694.50 768.00 588.50 293.00 124.00 13.50 3578.00
2000 0.50 46.50 73.50 307.24 a 401.00 581.00 728.50 0.00 z 574.50 300.18 a 29.50 20.67 a 3063.09
2001 37.72 a 16.00 141.50 169.00 459.66 b 494.00 690.50 773.00 601.00 234.00 98.00 1.00 3715.37
2002 27.00 39.00 41.00 225.50 376.50 594.50 780.00 744.50 566.50 317.00 143.00 11.50 3866.00
2003 68.50 39.50 120.00 203.50 417.50 670.00 810.00 790.00 656.50 420.50 41.50 16.50 4254.00
2004 11.00 46.50 200.97 b 360.50 465.50 634.50 856.50 804.97 a 554.50 371.00 89.50 45.50 4440.93
2005 105.50 90.00 207.50 278.50 557.00 583.50 825.50 835.50 557.50 421.50 32.50 26.50 4521.00
2006 16.50 13.50 80.50 244.50 478.50 638.00 828.00 767.00 589.00 308.00 82.50 11.00 4057.00
2007 9.50 64.50 199.43 a 276.50 518.00 616.00 909.00 826.00 606.50 282.00 120.00 5.00 4432.43
2008 0.00 61.50 79.50 170.00 517.00 555.00 817.50 816.00 618.50 293.00 180.50 31.50 4140.00
2009 30.00 32.00 38.50 243.00 0.00 z 650.50 918.00 793.00 637.00 281.50 54.00 4.50 3682.00
2010 76.00 90.50 156.00 203.50 320.00 501.50 775.00 820.00 608.50 341.00 91.00 15.50 3998.50
2011 30.00 13.50 33.50 68.50 297.00 495.00 645.50 756.50 645.00 292.00 24.50 8.00 3309.00
2012 4.50 38.00 42.50 246.00 379.00 480.50 756.50 812.00 592.50 275.00 95.50 11.00 3733.00
2013 3.00 16.00 107.00 9.50 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 126.00
Period of Record Statistics
MEAN 23.57 45.95 113.58 236.40 433.77 584.92 773.59 769.08 581.41 319.01 82.10 20.02 4041.67
S.D. 26.45 35.43 64.48 62.27 83.01 70.97 83.16 72.64 76.27 55.95 43.10 18.19 288.35
SKEW 1.82 0.79 0.81 -0.18 0.15 0.37 -0.12 0.07 -0.15 0.47 0.19 1.49 -0.16
MAX 121.50 139.50 316.09 360.50 610.00 754.00 995.00 982.24 801.50 475.00 180.50 91.45 4549.74
MIN 0.00 1.00 30.00 68.50 292.00 474.50 540.12 639.12 404.50 220.50 10.50 0.00 3309.00
NO YRS 53 57 55 58 55 58 66 64 60 55 49 54 37