MILBANK 2 SSW, SOUTH DAKOTA

Monthly Total Growing Degree Days

(395536)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200908
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
1893 0.00 z 0.00 y 7.00 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 a 7.00
1894 0.52 a 0.00 64.50 223.00 594.00 961.55 a 1110.12 b 967.72 a 115.00 u 193.50 2.07 a 3.50 4120.47
1895 6.00 4.00 71.82 a 113.50 o 550.00 730.00 802.50 840.62 a 616.50 106.00 g 10.00 0.00 a 3631.43
1896 0.00 z 5.18 a 2.07 a 193.50 647.50 788.50 885.00 905.50 497.07 a 0.00 z 0.00 0.00 3924.31
1897 0.00 0.00 6.72 a 177.00 524.00 677.50 983.50 786.50 813.50 324.50 22.00 0.00 4315.22
1898 0.00 1.50 18.50 176.50 463.00 771.00 902.50 856.50 659.00 108.00 2.50 0.00 3959.00
1899 0.00 0.00 0.00 237.00 483.00 741.50 979.00 885.00 524.00 310.00 76.00 0.50 4236.00
1900 1.07 b 0.00 0.00 z 325.50 617.50 783.00 910.00 1094.00 621.00 483.00 32.00 0.00 4867.07
1901 0.00 0.00 15.00 226.50 612.00 754.20 e 1146.50 956.00 528.00 399.38 a 16.50 0.00 4654.08
1902 1.50 10.00 70.50 169.00 565.50 645.50 952.50 830.50 492.00 302.77 a 53.50 0.00 4093.27
1903 0.00 0.00 15.50 203.50 555.50 728.00 876.50 807.55 a 618.00 0.00 z 0.00 z 0.00 z 3804.55
1904 0.00 p 0.00 b 6.95 b 92.00 542.50 b 680.00 808.50 809.00 551.25 b 301.00 146.50 0.00 3937.70
1905 2.50 7.78 a 74.50 143.50 380.00 701.00 849.00 946.00 696.00 225.00 45.00 0.00 4070.28
1906 0.00 6.00 5.00 245.17 a 460.87 a 698.50 887.50 906.23 a 713.04 b 253.00 21.43 b 0.00 4196.74
1907 0.00 5.00 36.00 34.50 218.50 677.50 866.00 828.50 480.50 220.50 10.00 0.00 a 3377.00
1908 3.10 a 0.00 6.50 241.50 453.50 677.07 a 939.30 a 783.27 a 776.00 244.00 64.50 0.00 4188.74
1909 0.00 0.00 5.68 a 41.00 456.00 766.00 910.00 1014.50 598.50 233.50 73.50 2.50 4101.18
1910 0.00 a 0.00 182.00 304.50 382.50 788.50 943.00 815.50 552.50 435.00 0.00 z 0.00 4403.50
1911 0.00 0.00 62.52 a 202.00 631.50 913.50 903.00 763.00 556.50 187.50 0.00 0.00 4219.52
1912 0.00 0.00 a 7.00 235.00 527.00 668.50 902.00 773.50 482.50 274.35 a 56.79 b 3.00 3929.64
1913 0.00 3.11 a 22.22 a 231.50 406.00 837.50 853.00 959.00 587.50 204.00 64.00 5.50 4173.33
1914 1.00 0.00 16.61 c 159.83 a 508.92 a 758.79 a 1006.50 821.00 607.50 407.50 106.55 a 0.00 4394.20
1915 0.00 a 0.00 0.00 395.50 370.00 619.14 a 793.50 738.50 567.50 303.00 47.00 0.00 3834.14
1916 0.00 0.00 13.95 a 140.00 429.87 a 618.50 1141.50 899.50 530.00 180.00 46.55 a 9.62 b 4009.49
1917 0.00 0.00 9.50 56.38 a 395.50 658.93 b 1003.37 a 816.50 532.50 90.00 51.50 0.00 3614.17
1918 0.00 2.50 94.00 102.00 492.00 0.00 z 872.00 950.67 a 446.50 379.50 68.50 4.00 3411.67
1919 0.00 0.00 12.50 171.00 534.00 851.00 1041.00 926.50 674.00 171.00 3.00 0.00 4384.00
1920 0.00 0.00 65.50 63.00 511.00 764.50 928.00 873.00 709.50 460.50 2.50 0.00 4377.50
1921 0.00 14.50 35.13 a 271.00 534.50 955.50 1058.00 941.00 654.00 322.00 11.50 4.00 4801.13
1922 0.00 0.00 5.50 187.00 643.00 890.50 916.00 1034.50 734.50 382.50 52.00 0.00 z 4845.50
1923 0.00 0.00 6.00 210.50 511.50 d 895.50 1112.50 874.00 734.50 310.50 72.93 a 5.88 b 4733.81
1924 3.10 a 6.00 1.60 b 247.76 a 327.00 702.00 901.50 915.00 548.00 492.00 42.50 0.00 4186.46
1925 0.00 a 9.50 72.69 b 387.00 460.50 719.00 911.50 1021.50 736.50 73.00 13.45 a 0.00 4404.64
1926 0.00 4.08 d 35.00 257.50 714.00 709.00 1002.00 875.50 504.00 257.50 10.18 b 0.00 a 4368.76
1927 0.00 0.00 23.50 199.00 378.41 b 681.00 833.50 770.50 629.50 0.00 z 8.79 a 0.00 a 3524.21
1928 0.00 b 0.00 65.50 98.00 305.00 p 629.00 978.00 903.00 555.00 278.50 43.00 0.00 3550.00
1929 0.00 0.00 39.50 210.50 423.50 764.50 1041.00 926.00 470.00 234.00 2.00 0.00 4111.00
1930 0.00 13.50 0.00 199.50 393.50 694.00 1060.50 1014.50 621.50 294.00 36.50 0.00 4327.50
1931 3.00 6.00 12.92 a 271.00 219.00 q 978.50 1135.00 917.00 825.50 392.50 108.50 0.00 j 4649.92
1932 0.00 s 18.12 a 16.00 193.50 573.50 864.50 1024.07 b 973.50 593.00 283.17 e 49.50 0.00 4588.87
1933 2.00 8.00 40.00 198.50 545.50 410.50 r 472.50 s 999.00 834.00 279.50 3.00 5.00 2914.50
1934 4.00 3.00 43.00 236.50 942.00 964.50 1166.50 1013.50 534.83 a 462.50 42.00 0.00 5412.33
1935 0.00 1.50 29.50 143.00 399.00 702.50 1220.00 1017.50 634.50 245.33 b 0.00 0.00 4392.83
1936 0.00 0.00 3.50 154.50 798.50 899.00 1350.50 1130.00 774.50 279.50 14.00 1.00 5405.00
1937 0.00 0.00 11.00 170.00 636.00 810.00 1112.00 1165.50 702.00 270.50 68.50 0.00 4945.50
1938 0.00 0.00 99.50 310.00 485.50 862.50 1050.50 1133.50 741.00 507.50 38.00 0.00 5228.00
1939 0.00 0.00 135.00 231.50 781.50 883.00 1085.00 998.00 772.00 304.00 82.50 65.10 a 5337.60
1940 0.00 0.00 0.00 160.50 568.00 841.00 1132.00 896.50 809.50 483.50 22.00 0.00 4913.00
1941 0.00 0.00 11.50 316.00 741.50 856.50 1104.50 1014.50 699.00 386.00 53.50 29.00 5212.00
1942 8.00 0.00 27.50 416.50 484.50 774.50 982.00 976.50 533.00 402.00 64.00 0.00 4668.50
1943 0.00 1.50 77.00 289.50 479.50 852.50 1111.00 1004.00 621.00 366.50 8.00 0.00 4810.50
1944 7.50 0.00 2.50 118.50 698.50 873.00 1007.50 964.50 663.00 399.00 68.00 0.00 4802.00
1945 0.00 0.00 193.00 168.50 425.00 681.00 982.50 955.00 612.00 340.00 15.00 0.00 4372.00
1946 0.00 a 0.00 164.50 380.00 474.00 854.00 1038.50 915.00 626.50 279.00 25.50 2.00 4759.00
1947 6.50 1.50 15.50 138.50 438.50 741.50 1042.50 1179.00 700.00 548.00 31.50 0.00 4843.00
1948 0.00 0.00 a 10.50 304.00 587.50 799.50 1081.50 1017.50 804.00 351.50 49.66 a 3.00 5008.66
1949 0.00 0.00 7.75 a 292.00 693.00 887.00 1070.02 a 1096.50 556.00 350.50 93.62 a 2.50 5048.89
1950 0.00 0.00 7.50 66.00 447.00 887.00 919.50 836.00 684.00 389.64 b 38.00 0.00 4274.64
1951 0.00 a 0.00 0.00 121.00 638.50 656.50 958.00 861.50 485.17 a 284.00 13.45 a 0.00 4018.12
1952 0.00 0.00 0.00 314.50 555.93 a 899.50 1024.50 953.50 766.50 247.00 47.50 0.00 4808.93
1953 0.00 0.00 26.00 106.50 531.00 845.00 972.00 1007.50 660.50 508.00 107.59 a 0.00 4764.09
1954 0.00 2.50 0.00 242.00 419.53 a 805.00 1030.50 926.00 598.00 227.50 93.50 0.00 4344.53
1955 0.00 0.00 22.50 416.00 755.50 789.50 1130.00 1078.00 646.00 390.00 13.00 0.00 5240.50
1956 0.00 0.00 2.50 60.50 558.00 971.00 898.00 926.00 582.00 501.00 47.00 2.50 4548.50
1957 0.00 a 0.00 12.50 268.00 484.00 767.50 1122.50 911.92 a 563.50 289.33 a 23.50 7.00 4449.75
1958 1.55 a 20.46 b 5.50 188.00 352.50 l 648.00 626.00 h 990.00 689.50 301.00 f 61.67 c 0.00 d 2604.68
1959 0.00 a 0.00 b 28.79 c 0.00 z 0.00 z 0.00 z 0.00 z 1110.32 a 683.65 d 129.00 7.24 a 1.66 c 1960.66
1960 0.00 b 0.00 a 6.72 a 124.00 h 545.00 721.07 b 997.50 992.50 693.50 327.00 19.50 f 0.00 4283.29
1961 0.00 c 4.50 14.50 l 106.03 a 458.00 914.00 966.00 1109.00 642.69 d 407.77 e 15.00 0.00 a 4623.00
1962 0.00 0.54 b 0.00 a 189.83 a 612.50 800.50 906.50 995.00 595.00 407.00 52.50 25.00 4584.37
1963 3.10 a 0.00 104.88 a 272.00 542.00 936.50 1009.00 951.00 707.00 578.00 62.00 0.00 5165.48
1964 0.00 2.50 5.50 260.50 660.00 825.50 1085.50 875.00 581.50 340.50 103.00 0.00 a 4739.50
1965 0.00 0.00 0.00 159.00 569.00 818.00 991.50 919.50 330.00 382.00 61.50 0.00 4230.50
1966 0.00 0.00 76.00 97.00 476.00 834.50 1157.00 869.00 607.50 332.50 0.00 0.00 4449.50
1967 0.00 0.00 78.00 201.00 443.00 773.00 948.50 885.00 668.00 303.00 39.50 0.00 4339.00
1968 0.00 0.00 182.00 248.50 446.00 842.00 978.00 942.00 649.66 a 307.00 34.50 0.00 4629.66
1969 0.00 0.00 1.00 226.00 624.00 633.50 985.00 1048.50 684.00 162.00 50.00 3.50 4417.50
1970 0.00 0.00 0.00 175.50 621.50 908.50 1060.50 1022.50 684.00 304.50 3.50 0.00 4780.50
1971 0.00 0.00 35.50 307.00 496.00 974.50 912.00 998.50 663.00 381.00 10.50 0.00 4778.00
1972 0.00 0.00 10.00 123.50 625.00 826.50 966.50 1021.00 627.00 244.50 9.00 0.00 4453.00
1973 0.50 0.00 z 41.00 185.00 548.00 891.00 1025.50 1092.50 598.50 468.10 a 17.50 0.00 a 4867.60
1974 0.00 d 0.00 9.00 239.00 489.80 a 836.38 a 1171.50 900.03 a 577.50 360.50 41.00 0.00 4624.71
1975 0.00 0.00 a 18.00 74.50 619.00 852.50 1166.00 984.50 581.50 398.00 127.50 0.00 4821.50
1976 0.00 b 13.00 51.50 257.50 487.50 902.00 1053.50 1064.50 616.00 220.50 15.50 0.00 4681.50
1977 0.00 0.00 35.00 342.00 784.00 842.50 1010.50 769.50 613.00 226.00 55.00 0.00 4677.50
1978 0.00 a 0.00 21.50 i 107.00 532.00 746.50 914.50 900.50 717.50 232.50 78.50 0.00 4229.00
1979 0.00 0.00 0.00 90.50 322.00 699.00 916.00 797.00 631.50 195.00 15.00 1.03 a 3667.03
1980 0.00 0.00 3.50 242.50 608.12 a 776.00 960.48 a 853.00 542.00 188.50 47.50 0.00 4221.60
1981 5.50 19.50 44.00 270.00 461.50 741.35 d 944.50 924.00 553.97 a 228.50 96.00 0.00 4288.81
1982 0.00 0.00 7.50 143.00 0.00 z 0.00 z 980.00 893.66 b 533.00 228.22 b 3.62 a 0.00 z 2789.00
1983 0.00 z 3.50 5.50 84.50 389.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 482.50
1984 0.00 0.00 z 0.00 e 105.00 438.50 750.00 951.50 991.50 502.24 a 289.00 33.00 0.00 b 4060.74
1985 0.00 a 0.00 33.00 0.00 z 0.00 z 0.00 z 0.00 z 744.00 469.50 184.50 0.00 z 0.00 1431.00
1986 0.00 z 0.00 64.58 a 182.50 540.50 842.00 997.00 785.50 548.50 246.50 12.50 0.00 4219.58
1987 2.50 3.50 37.00 353.00 644.28 a 892.24 a 1046.50 856.50 619.00 169.00 72.00 0.00 4695.52
1988 0.00 0.00 19.00 183.00 719.00 1028.00 1088.50 984.00 593.50 188.00 9.00 3.50 4815.50
1989 3.00 0.00 11.00 189.50 529.00 747.50 1074.00 906.00 572.00 306.00 6.00 1.00 4345.00
1990 1.50 0.00 28.00 227.00 445.50 0.00 z 890.22 a 855.50 694.66 a 180.50 49.50 5.00 3377.37
1991 0.00 z 0.00 z 20.50 121.50 n 614.50 915.50 973.00 978.50 0.00 z 0.00 z 0.00 z 0.00 3502.00
1992 0.00 a 5.00 29.50 112.00 628.00 730.50 750.00 762.00 550.50 260.00 0.00 0.00 3827.50
1993 0.00 0.00 13.50 116.00 489.00 674.00 861.00 907.50 433.50 211.50 7.00 0.00 a 3713.00
1994 0.00 0.00 24.50 183.50 637.00 835.00 906.50 828.50 678.50 326.00 39.00 4.00 4462.50
1995 0.00 0.00 69.50 65.50 454.00 884.50 983.50 1000.00 576.00 214.00 0.00 0.00 4247.00
1996 0.00 0.00 5.50 84.00 394.00 857.00 0.00 z 910.50 566.00 0.00 z 4.00 0.00 z 2821.00
1997 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
1998 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
1999 0.00 i 2.00 0.00 z 193.00 567.50 806.00 1071.00 927.50 572.00 208.00 107.50 1.50 4456.00
2000 0.00 14.50 97.00 162.00 604.00 769.00 972.50 945.50 586.00 325.00 48.50 0.00 4524.00
2001 0.00 0.00 0.00 184.50 597.00 845.00 1063.50 1035.00 609.00 250.50 194.00 0.00 4778.50
2002 5.00 1.50 1.50 179.50 374.00 914.50 1091.50 915.50 735.50 111.50 24.00 0.00 4354.00
2003 5.00 0.00 66.00 264.50 462.00 769.50 1026.50 1009.50 605.00 371.50 18.00 0.00 4597.50
2004 0.00 0.00 64.50 233.50 435.00 706.00 924.00 749.50 724.00 283.00 46.00 0.00 4165.50
2005 0.00 4.00 47.50 271.50 492.50 904.50 1027.50 925.00 766.00 277.00 76.67 c 0.00 g 4792.17
2006 0.00 0.00 d 25.00 321.50 571.00 839.50 1134.00 997.00 513.50 183.00 60.50 0.50 4645.50
2007 0.00 z 0.00 c 85.52 b 222.50 627.50 859.00 1018.50 836.48 a 627.50 319.00 48.00 f 0.00 z 4596.00
2008 0.00 z 0.00 z 0.00 z 96.00 408.00 701.50 937.50 880.50 592.00 207.50 54.00 0.00 a 3877.00
2009 0.00 0.00 18.50 137.00 474.00 706.50 783.50 781.50 0.00 z 0.00 z 0.00 z 0.00 z 2901.00
Period of Record Statistics
MEAN 0.74 2.08 33.25 200.00 530.96 797.82 994.80 930.24 620.40 300.61 41.54 1.91 4486.29
S.D. 1.73 4.35 40.83 85.58 114.60 94.60 102.66 98.51 93.41 103.55 35.74 7.37 417.39
SKEW 2.57 2.58 2.00 0.33 0.53 0.07 0.27 0.16 0.04 0.36 1.25 6.80 0.00
MAX 8.00 20.46 193.00 416.50 942.00 1028.00 1350.50 1179.00 834.00 578.00 194.00 65.10 5412.33
MIN 0.00 0.00 0.00 34.50 218.50 618.50 750.00 738.50 330.00 73.00 0.00 0.00 3377.00
NO YRS 105 110 110 109 108 107 108 113 110 105 106 106 81