UNION EXP STN, OREGON

Monthly Total Growing Degree Days

(358746)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201204
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
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 100.50 l 38.00 8.00 46.00
1912 11.50 17.00 31.00 182.50 398.00 600.00 678.50 612.00 378.50 177.00 131.50 3.50 3221.00
1913 0.00 2.00 32.50 225.00 415.50 573.00 712.50 743.00 499.00 150.50 86.50 10.00 3449.50
1914 17.00 13.00 169.50 261.50 487.50 516.00 873.00 780.00 457.50 331.50 174.50 0.00 4081.00
1915 0.00 37.50 157.00 345.52 a 361.50 507.00 725.00 942.50 447.50 368.50 43.45 a 18.00 3953.47
1916 4.00 38.50 128.00 208.50 241.05 b 505.50 704.50 747.50 481.50 142.00 44.50 8.00 3253.55
1917 0.00 0.00 4.50 97.00 333.00 530.50 860.00 780.00 588.00 273.50 140.50 115.00 3722.00
1918 27.50 14.00 149.00 195.00 304.00 759.50 810.50 679.00 597.00 327.50 64.50 17.50 3945.00
1919 30.50 3.00 69.00 253.00 417.50 584.50 848.00 827.50 493.00 101.00 32.00 8.50 3667.50
1920 44.00 5.50 48.50 120.00 286.00 499.50 854.00 764.50 473.50 183.50 49.50 5.50 3334.00
1921 2.00 19.50 111.50 146.25 b 395.00 679.00 786.50 808.00 377.00 322.00 93.00 21.00 3760.75
1922 0.00 0.00 35.50 124.50 395.00 732.50 873.00 868.00 602.00 346.00 19.00 2.50 3998.00
1923 12.00 7.00 69.00 206.50 388.50 546.50 838.50 789.00 567.00 227.00 46.50 2.50 3700.00
1924 3.00 36.00 7.00 167.00 548.50 584.50 801.00 681.50 440.50 246.97 a 62.00 10.50 3588.47
1925 9.50 44.00 102.50 258.50 497.79 e 638.00 914.00 757.00 524.50 201.00 50.50 19.00 4016.29
1926 0.00 45.00 117.00 379.50 398.50 684.00 887.00 727.00 282.00 191.50 85.00 16.00 3812.50
1927 1.50 7.50 27.00 180.00 303.50 599.00 801.50 778.00 409.00 285.00 125.50 11.50 3529.00
1928 0.00 2.50 117.50 162.50 566.50 553.00 859.50 724.00 529.00 262.00 66.00 4.00 3846.50
1929 0.00 0.00 c 69.00 150.00 427.50 561.00 839.50 875.00 390.50 288.50 54.50 78.50 3734.00
1930 1.50 54.00 105.00 322.50 344.50 520.50 835.00 847.00 540.00 175.50 98.50 0.00 3844.00
1931 0.00 3.50 64.00 249.50 526.00 593.00 871.00 835.00 485.50 257.00 81.00 0.00 3965.50
1932 0.00 12.00 58.00 236.50 371.00 550.00 750.50 700.50 476.50 255.00 115.50 6.00 3531.50
1933 0.50 0.00 43.00 161.00 214.50 582.50 820.50 756.00 421.50 360.50 68.50 89.00 3517.50
1934 35.50 56.00 195.00 362.50 555.50 585.50 810.50 829.50 473.50 341.50 170.50 5.00 4420.50
1935 14.50 18.50 46.50 164.50 354.50 581.00 804.00 742.00 582.50 256.00 9.50 0.00 3573.50
1936 7.50 5.00 56.50 342.50 581.50 675.00 880.50 809.00 476.00 315.00 47.00 15.00 4210.50
1937 0.00 0.00 74.50 163.00 484.50 572.00 855.00 705.00 552.50 321.50 113.50 29.50 3871.00
1938 10.50 20.00 51.00 232.50 394.50 657.00 879.00 728.50 672.50 330.50 17.00 20.00 4013.00
1939 9.00 0.00 132.00 297.00 496.50 506.00 846.50 811.50 542.50 258.50 89.50 114.50 4103.50
1940 22.00 47.00 138.00 230.00 517.00 690.00 855.50 805.00 625.50 368.00 27.50 48.00 4373.50
1941 17.00 37.50 140.50 241.00 438.50 552.50 860.00 791.00 414.00 238.50 147.00 50.00 3927.50
1942 4.65 a 4.50 73.50 285.50 350.50 515.77 d 838.00 835.21 e 538.50 349.50 72.50 4.50 3872.63
1943 0.00 25.50 105.50 316.00 293.50 428.00 790.00 709.00 621.00 315.00 80.50 6.00 3690.00
1944 1.00 7.50 53.50 f 201.60 e 480.50 532.00 779.50 732.00 572.00 380.50 50.00 0.50 3737.10
1945 23.50 34.50 86.00 185.00 423.50 521.50 831.00 799.00 488.00 344.00 58.50 26.50 3821.00
1946 2.50 16.00 76.50 280.00 427.00 550.00 804.50 762.50 458.00 127.50 39.50 63.50 3607.50
1947 3.00 43.50 150.50 220.50 549.00 512.00 824.00 730.50 561.50 346.00 36.00 2.00 3978.50
1948 21.00 27.00 42.50 170.50 386.00 655.00 685.50 711.50 494.00 275.00 29.50 0.00 3497.50
1949 0.00 8.50 92.00 304.50 525.97 a 574.50 766.00 807.50 601.50 199.43 a 166.55 a 14.00 4060.45
1950 16.00 44.50 63.50 180.50 356.00 554.50 778.00 782.50 527.50 371.00 132.86 b 48.00 3854.86
1951 8.78 a 40.00 49.50 258.50 451.00 534.00 868.00 749.00 578.00 238.50 58.00 6.50 3839.78
1952 0.00 4.50 47.50 316.00 438.00 569.00 794.00 770.35 a 624.00 405.50 42.50 6.50 4017.85
1953 99.00 22.50 102.50 199.00 330.00 483.00 799.00 760.50 612.00 323.50 187.00 8.50 3926.50
1954 28.50 68.96 a 67.50 223.00 455.50 496.50 803.50 647.00 487.50 264.50 126.00 9.00 3677.46
1955 0.00 2.50 9.50 111.00 319.00 635.50 777.50 784.50 527.50 310.50 56.50 35.50 3569.50
1956 12.00 6.00 92.00 254.00 470.00 537.50 832.87 a 751.00 590.00 266.50 68.00 16.50 3896.37
1957 0.00 34.50 82.50 175.00 468.00 621.50 777.00 719.20 a 588.50 235.50 23.50 13.00 3738.20
1958 6.50 113.56 a 48.50 f 137.50 589.50 631.00 842.50 880.50 512.00 320.00 107.00 27.50 4167.56
1959 32.50 3.50 56.50 210.50 285.50 612.50 812.50 724.50 467.00 250.50 58.50 6.00 3520.00
1960 1.00 4.50 129.50 210.00 316.50 596.00 945.50 693.00 557.00 278.00 34.00 9.00 3774.00
1961 11.00 45.50 93.50 193.00 362.50 749.00 889.00 964.50 407.00 235.50 40.00 12.50 4003.00
1962 11.50 11.50 52.50 288.00 315.50 552.00 763.00 735.50 573.50 269.00 82.00 20.00 3674.00
1963 1.00 99.00 109.50 148.50 431.50 567.00 727.00 807.50 704.50 365.50 89.50 0.00 4050.50
1964 0.00 0.00 43.00 125.50 345.00 545.50 808.50 684.50 430.50 305.00 71.00 31.50 3390.00
1965 9.00 40.50 42.00 256.50 336.00 563.00 804.00 781.50 388.50 387.00 130.00 32.00 3770.00
1966 19.50 2.00 103.00 210.50 485.00 522.00 790.50 817.00 646.50 252.50 112.50 13.00 3974.00
1967 29.00 33.00 69.00 72.50 368.00 630.50 906.50 941.00 721.00 268.50 76.00 6.00 4121.00
1968 1.50 68.50 141.00 156.50 381.50 585.50 867.00 699.50 511.00 252.00 35.00 23.00 3722.00
1969 1.50 0.00 87.50 213.50 481.00 637.24 a 781.20 a 786.50 565.50 154.00 83.00 21.00 3811.94
1970 34.50 27.00 45.00 78.50 381.50 696.50 855.00 855.50 373.50 193.00 47.00 10.50 3597.50
1971 20.50 34.00 42.50 148.00 436.50 489.00 819.50 970.50 377.00 197.00 58.50 0.50 3593.50
1972 10.50 33.00 143.00 129.50 448.00 591.50 793.50 864.50 412.00 244.50 61.50 23.50 3755.00
1973 23.50 30.50 82.00 155.00 456.00 604.00 863.50 828.00 526.50 237.50 80.00 16.00 3902.50
1974 36.50 8.50 84.50 167.00 325.50 a 691.00 776.50 772.50 571.00 261.50 53.00 2.50 3750.00
1975 4.50 1.56 a 22.00 43.50 289.00 482.00 889.50 691.50 530.50 281.67 b 82.00 28.50 3346.23
1976 0.00 14.00 42.50 163.00 420.00 527.00 854.50 706.00 623.50 292.00 122.59 a 5.00 3770.09
1977 1.00 54.50 37.50 298.00 289.00 723.50 776.50 905.50 483.50 257.00 72.50 44.50 3943.00
1978 20.50 36.00 218.50 179.50 333.00 601.50 822.00 746.50 508.93 b 322.50 37.00 0.00 3825.93
1979 0.00 12.50 109.00 176.00 429.00 607.50 851.50 845.00 642.00 346.50 42.50 51.50 4113.00
1980 13.00 60.00 40.50 296.00 389.00 477.50 808.50 687.50 567.00 294.50 122.50 46.50 3802.50
1981 29.50 42.00 69.50 224.50 351.50 514.00 742.50 910.50 580.00 197.00 145.00 33.50 3839.50
1982 3.00 46.50 68.00 149.00 352.50 676.00 767.00 828.00 481.00 220.50 33.21 b 16.50 3641.21
1983 12.00 80.50 144.50 150.50 425.00 552.50 730.50 906.00 456.00 282.00 102.50 4.00 3846.00
1984 0.00 0.00 67.50 143.50 333.50 506.50 810.00 877.00 444.50 200.50 60.50 0.00 3443.50
1985 0.00 0.00 23.00 291.00 450.50 638.00 976.50 704.00 359.50 213.50 29.00 0.00 3685.00
1986 18.00 77.50 189.50 191.00 425.00 747.50 713.00 936.50 412.00 283.00 36.50 0.00 4029.50
1987 3.00 35.00 116.00 390.50 521.50 693.00 797.00 756.50 634.00 341.00 107.00 48.00 4442.50
1988 2.50 36.00 103.50 287.50 402.00 609.00 853.00 797.00 544.50 468.00 78.00 0.00 4181.00
1989 0.00 0.00 95.00 277.50 365.50 650.00 857.50 708.50 515.00 255.00 82.50 8.00 3814.50
1990 18.50 14.00 100.50 307.50 369.00 600.00 903.00 856.00 699.00 203.00 78.00 10.00 4158.50
1991 4.50 65.00 57.00 169.00 320.00 499.00 834.00 923.50 607.00 289.50 36.00 1.50 3806.00
1992 26.50 99.50 154.00 299.00 551.00 750.00 776.00 856.00 516.00 349.50 33.00 0.00 4410.50
1993 0.00 0.00 74.00 176.00 564.50 545.00 608.50 723.50 539.50 294.00 12.00 17.00 3554.00
1994 10.50 12.00 151.50 272.50 493.50 572.50 919.50 906.50 646.50 234.00 5.00 11.00 4235.00
1995 27.50 110.00 75.00 158.00 413.00 569.50 832.50 731.00 648.00 189.50 138.00 34.50 3926.50
1996 17.50 70.50 124.00 238.00 328.00 589.00 888.00 828.00 485.00 285.50 74.00 20.50 3948.00
1997 21.50 14.00 131.50 180.50 514.50 576.00 759.50 883.00 637.00 260.50 101.00 0.00 4079.00
1998 21.00 42.50 119.00 185.00 380.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 66.00 15.00 829.00
1999 3.00 5.00 93.50 121.00 365.00 598.00 801.50 924.50 549.50 316.50 230.00 2.00 4009.50
2000 2.00 53.50 84.50 330.50 480.00 634.00 874.72 a 880.40 a 545.50 263.50 16.50 2.07 a 4167.18
2001 0.00 6.00 112.00 178.50 511.00 603.00 884.00 970.82 a 684.50 279.00 160.50 0.00 4389.32
2002 5.00 14.50 60.50 203.00 395.00 678.50 959.50 758.50 586.50 191.00 105.50 32.00 3989.50
2003 42.50 26.50 178.00 211.00 429.00 681.50 1017.00 934.50 622.00 415.00 31.00 22.50 4610.50
2004 4.50 9.00 179.50 238.00 381.50 626.25 b 887.50 879.37 a 510.50 274.50 48.00 22.50 4061.12
2005 4.00 16.50 119.00 218.00 477.50 534.00 901.00 876.50 521.00 291.00 30.50 24.50 4013.50
2006 10.50 28.00 89.50 217.00 489.00 682.00 992.50 824.50 618.00 217.50 g 140.00 25.00 4116.00
2007 1.00 51.50 200.50 241.00 494.50 698.00 1080.50 869.00 582.00 285.50 77.00 16.00 4596.50
2008 0.00 21.00 27.50 109.50 454.00 566.50 886.00 0.00 z 548.00 274.50 110.00 19.50 3016.50
2009 3.00 14.00 50.00 196.50 452.50 645.00 916.00 881.50 705.00 189.00 75.00 0.50 4128.00
2010 19.50 29.50 120.50 191.50 291.50 572.50 824.50 831.00 609.00 e 279.00 f 105.00 h 8.35 e 3497.85
2011 6.00 o 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
2012 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
Period of Record Statistics
MEAN 11.11 27.16 89.30 211.60 412.55 591.09 829.83 798.41 531.17 273.60 76.35 18.22 3862.66
S.D. 14.45 26.34 46.91 70.11 81.85 71.07 71.85 80.27 88.47 67.29 44.24 22.11 281.70
SKEW 2.71 1.23 0.53 0.32 0.09 0.42 0.26 0.23 -0.18 0.03 0.88 2.36 0.25
MAX 99.00 113.56 218.50 390.50 589.50 759.50 1080.50 970.82 721.00 468.00 230.00 115.00 4610.50
MIN 0.00 0.00 4.50 43.50 214.50 428.00 608.50 612.00 282.00 101.00 5.00 0.00 3221.00
NO YRS 99 99 97 99 99 98 98 97 98 96 99 100 93