MILTON, OREGON

Monthly Total Growing Degree Days

(355593)

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
1928 8.00 7.50 277.34 c 300.00 742.00 726.50 1125.50 928.00 673.50 415.50 101.00 31.50 5336.34
1929 0.00 4.50 223.50 288.50 621.00 730.00 1001.00 1059.50 582.00 355.00 f 52.00 57.00 4619.00
1930 16.50 133.50 188.50 i 454.00 545.50 724.14 a 990.00 1022.50 744.50 313.50 95.50 2.00 5041.64
1931 62.00 46.50 208.50 417.50 814.00 776.00 1073.00 1016.00 710.50 403.50 108.50 36.00 5672.00
1932 29.50 118.50 198.50 433.00 598.50 897.50 0.00 z 959.50 731.00 440.00 225.00 66.50 4697.50
1933 65.50 26.00 155.50 376.50 498.50 834.50 1062.50 1017.50 631.00 499.50 125.00 178.00 5470.00
1934 146.00 106.50 386.00 611.00 733.00 842.50 1055.00 1047.00 682.50 475.50 243.50 53.00 6381.50
1935 94.50 48.00 112.00 279.00 609.00 829.50 1016.50 967.50 790.00 378.50 50.50 24.00 5199.00
1936 56.32 a 18.50 187.00 512.50 776.50 860.50 1093.50 1036.00 691.50 533.00 47.00 109.00 5921.32
1937 0.50 30.00 241.00 353.50 673.73 a 840.00 1129.50 915.00 830.50 565.00 186.50 75.50 5840.73
1938 45.50 12.00 149.50 j 455.00 670.63 a 895.34 a 1226.00 924.00 850.50 433.00 86.00 117.50 5715.48
1939 70.00 29.00 212.50 436.50 661.00 737.50 1081.50 1074.00 782.00 441.50 79.00 119.87 a 5724.37
1940 8.50 72.00 355.50 464.00 787.50 959.00 1087.00 1061.50 811.00 548.00 81.50 55.00 6290.50
1941 37.00 75.00 327.50 466.50 594.00 768.50 1174.50 998.00 657.00 375.00 179.50 108.00 5760.50
1942 10.50 39.00 235.50 491.50 579.50 739.00 1106.00 1070.00 811.50 493.93 a 100.50 49.00 5725.93
1943 11.00 29.00 166.50 478.50 519.00 710.50 1061.00 962.00 820.96 d 466.50 64.00 50.50 5339.46
1944 37.50 42.00 144.00 j 414.50 654.00 795.50 1080.00 980.50 849.50 542.50 146.00 47.00 5589.00
1945 99.00 105.50 198.00 326.00 657.50 788.00 1141.50 1049.50 679.00 527.50 165.50 81.00 5818.00
1946 42.50 102.50 209.50 417.00 657.50 756.00 1047.50 1020.50 684.50 348.00 92.50 121.50 5499.50
1947 48.00 108.50 314.50 477.00 811.50 774.00 1019.00 950.50 764.00 474.00 122.50 46.00 5909.50
1948 36.50 86.50 168.00 306.00 524.50 885.00 938.00 919.50 690.00 355.00 112.24 a 14.97 b 5036.21
1949 0.00 39.50 182.00 542.14 b 757.00 817.50 1011.00 985.00 774.50 329.00 235.00 52.50 5725.14
1950 9.00 79.00 165.50 346.50 609.00 769.50 1070.00 557.50 n 794.00 422.00 138.00 116.50 4519.00
1951 61.47 b 65.50 142.00 446.00 711.50 827.50 1069.00 972.37 a 747.00 377.50 56.50 m 0.00 z 5419.83
1952 0.00 z 0.00 z 79.00 x 497.50 693.00 790.00 1110.50 1061.50 828.50 587.50 63.50 43.00 r 5632.00
1953 0.00 z 0.00 z 0.00 z 73.50 y 553.00 645.50 1054.00 995.10 a 804.00 488.00 185.36 b 110.50 4835.46
1954 61.00 113.56 a 144.00 364.00 650.50 333.00 l 259.50 w 902.21 b 681.67 c 328.94 d 251.40 e 48.50 3545.77
1955 15.50 c 13.50 l 111.50 248.57 b 540.95 a 850.50 977.53 a 999.50 733.27 d 275.50 m 107.14 b 71.96 c 4656.43
1956 53.06 e 29.56 c 203.16 c 426.60 e 729.53 a 751.07 b 815.50 i 1036.36 b 776.54 d 0.00 z 93.89 c 144.84 b 4244.61
1957 3.21 b 91.00 197.62 c 430.18 b 726.50 859.66 a 989.42 a 928.97 a 836.67 c 336.98 d 117.93 a 37.50 u 5518.13
1958 0.00 z 0.00 z 161.00 361.50 837.00 936.50 1170.00 1168.00 746.50 476.00 230.50 87.50 6174.50
1959 93.50 77.00 253.00 431.00 558.50 830.00 1093.50 940.50 681.50 467.50 142.50 43.00 5611.50
1960 26.00 91.50 271.50 424.14 a 570.00 859.50 1195.50 931.00 753.50 467.50 183.00 13.50 5786.64
1961 121.50 223.00 286.50 393.50 603.43 b 977.50 1149.50 1148.00 656.00 397.50 54.00 105.50 6115.93
1962 69.00 96.50 167.00 499.00 495.50 800.00 1052.50 948.00 758.50 425.00 223.50 88.00 5622.50
1963 42.00 104.50 259.00 326.00 637.00 845.00 946.00 1024.00 860.50 530.50 221.50 32.00 5828.00
1964 99.50 108.50 186.50 353.00 580.50 779.50 991.00 884.50 672.50 376.00 104.00 69.50 5205.00
1965 60.50 139.50 176.00 476.50 594.00 804.00 1049.00 999.00 636.50 540.00 195.50 57.50 5728.00
1966 88.00 82.00 252.00 428.57 b 699.50 788.50 325.00 t 980.24 b 240.50 v 454.48 c 174.50 143.50 4091.29
1967 178.00 149.50 216.00 254.50 618.00 909.50 1124.50 1186.50 898.00 497.00 132.50 115.50 6279.50
1968 109.50 184.50 299.50 374.00 628.00 831.50 1117.50 920.00 735.00 354.00 129.00 56.00 5738.50
1969 8.00 12.50 212.00 364.50 714.50 929.50 1010.50 943.50 762.50 304.00 181.00 55.00 5497.50
1970 32.50 78.00 199.00 272.00 651.00 893.08 d 1099.50 1016.50 578.00 330.00 133.00 55.00 5337.58
1971 176.50 123.50 141.00 341.00 651.00 696.50 1066.00 1107.00 549.50 342.03 a 145.00 61.50 5400.53
1972 76.50 128.00 293.43 b 292.50 676.00 843.00 1010.50 1053.50 626.50 378.00 120.00 122.50 5620.43
1973 72.50 74.00 272.50 403.00 687.00 820.00 1062.00 1007.00 723.00 422.50 115.50 120.50 5779.50
1974 152.00 139.50 251.00 359.50 518.70 c 915.00 1051.50 1050.00 797.50 439.50 159.00 93.50 5926.70
1975 57.00 42.50 122.00 224.50 588.50 765.00 b 1152.00 918.00 725.00 461.50 194.00 109.00 5359.00
1976 71.00 108.00 183.00 300.00 654.00 716.50 1044.00 906.00 818.50 394.50 145.50 41.00 5382.00
1977 9.50 143.00 185.00 513.00 514.50 941.50 1007.00 1157.00 650.50 371.50 165.50 115.00 5773.00
1978 13.50 67.00 317.50 353.50 568.00 854.50 1065.50 960.50 658.00 384.50 69.00 29.00 5340.50
1979 0.00 87.00 229.00 363.00 673.00 844.50 1078.50 1021.00 797.00 496.00 10.50 123.00 5722.50
1980 19.00 50.50 165.50 482.00 602.50 692.50 1032.50 645.00 g 721.00 364.50 151.50 134.85 a 4416.35
1981 46.00 105.00 240.50 373.50 570.00 707.00 988.50 1131.00 764.50 376.50 160.00 53.50 5516.00
1982 48.50 131.00 178.00 295.50 586.50 885.00 1001.00 1000.50 632.50 364.00 75.00 67.50 5265.00
1983 143.00 170.50 272.50 352.50 685.50 739.00 924.50 1048.00 588.50 362.00 201.00 12.50 5499.50
1984 90.00 60.50 251.50 322.00 503.50 706.50 1061.00 1025.00 625.00 348.50 126.00 6.50 5126.00
1985 0.00 56.50 155.00 472.50 659.00 841.50 1240.50 908.50 566.50 396.00 86.50 0.00 5382.50
1986 38.50 99.50 317.00 353.50 628.00 982.00 924.00 1168.18 a 616.50 449.00 154.00 6.50 5736.68
1987 26.00 66.00 270.50 520.00 720.23 a 890.50 970.50 983.00 826.50 448.50 194.00 89.00 6004.73
1988 29.50 144.50 240.50 429.00 594.50 780.50 1062.00 991.50 724.00 598.00 222.50 31.50 5848.00
1989 97.00 15.00 229.50 472.50 593.00 883.00 1019.50 957.00 745.50 439.50 227.50 54.00 5733.00
1990 101.00 85.50 256.00 527.00 572.50 812.00 1141.00 1085.00 934.50 414.50 246.50 34.50 6210.00
1991 47.00 176.50 153.00 398.00 543.00 704.00 1067.00 1139.00 827.00 456.50 119.00 98.50 5728.50
1992 109.50 149.00 331.00 476.38 a 765.50 980.50 1013.00 1046.00 657.50 463.50 109.00 31.50 6132.38
1993 24.50 11.00 183.00 404.50 752.00 769.00 857.50 935.00 773.00 484.00 77.50 64.50 5335.50
1994 114.00 84.50 312.50 508.50 710.50 823.00 1169.50 1049.00 875.50 440.50 95.50 112.00 6295.00
1995 45.00 206.50 230.00 361.50 661.50 738.00 1064.50 926.50 838.50 374.50 248.50 68.50 5763.50
1996 68.50 94.50 198.50 443.00 508.00 782.00 1152.50 1038.50 703.50 450.00 102.50 55.00 5596.50
1997 81.00 93.50 282.50 349.50 720.50 758.50 1005.00 1084.00 746.50 389.50 117.50 53.50 5681.50
1998 83.00 152.50 250.00 382.00 593.50 830.00 1251.50 1128.50 927.50 408.00 225.50 97.00 6329.00
1999 160.50 125.00 219.50 333.00 550.50 770.50 1017.50 1098.50 722.50 390.00 255.00 112.50 5755.00
2000 36.00 64.50 201.50 480.00 635.00 831.00 1082.00 1089.00 716.50 405.00 61.00 3.50 5605.00
2001 13.50 35.00 249.50 348.00 724.00 766.55 a 1094.50 1191.00 940.50 483.00 202.50 76.50 6124.55
2002 85.00 108.50 193.50 439.00 613.50 891.50 1189.00 1027.00 783.50 386.00 181.50 111.00 6009.00
2003 126.50 86.50 361.50 367.00 621.00 903.00 1212.00 1100.50 849.00 589.50 92.50 36.50 6345.50
2004 30.00 57.50 335.00 445.00 627.50 834.00 1156.50 1115.00 730.00 499.50 134.50 71.50 6036.00
2005 67.50 61.50 318.50 417.50 688.50 751.50 1129.00 1105.50 732.00 459.50 103.00 45.50 5879.50
2006 145.50 76.50 199.50 379.50 672.00 860.00 1209.00 1052.00 785.50 457.50 199.00 41.00 6077.00
2007 30.00 80.00 289.00 385.00 650.00 814.50 1168.00 998.00 740.50 360.50 143.00 59.50 5718.00
2008 31.00 81.00 168.50 271.00 634.00 760.00 1088.00 1039.50 729.00 412.00 163.50 39.00 5416.50
2009 54.50 28.00 136.00 392.50 632.50 866.00 1154.50 1070.50 844.00 323.50 169.00 11.00 5682.00
2010 69.00 j 110.00 248.00 349.00 510.00 741.00 1058.50 1018.50 764.00 442.78 a 172.50 60.00 5474.28
2011 112.00 71.50 213.00 218.50 489.50 738.50 996.00 1120.00 879.50 483.50 132.00 45.50 5499.50
2012 52.50 52.50 204.00 430.00 611.00 724.50 1073.50 1113.50 820.50 453.50 167.00 75.50 5778.00
2013 40.00 78.50 173.50 h 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 118.50
Period of Record Statistics
MEAN 59.51 85.21 226.38 396.98 635.83 813.31 1072.83 1023.04 745.94 431.48 142.86 68.09 5717.85
S.D. 44.69 47.04 61.99 78.89 80.82 74.39 77.40 75.18 87.07 68.94 57.47 38.91 316.66
SKEW 0.78 0.50 0.40 -0.03 0.26 0.27 0.05 0.25 -0.04 0.36 0.14 0.37 0.19
MAX 178.00 223.00 386.00 611.00 837.00 982.00 1251.50 1191.00 940.50 598.00 255.00 178.00 6381.50
MIN 0.00 4.50 111.50 218.50 489.50 645.50 857.50 884.50 549.50 304.00 10.50 0.00 5036.21
NO YRS 82 82 80 84 85 84 81 83 84 82 84 82 68