DE SMET, SOUTH DAKOTA

Monthly Total Growing Degree Days

(392302)

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
1893 0.00 c 0.00 b 20.67 d 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 269.00 84.00 0.00 a 373.67
1894 0.00 0.00 d 109.00 360.52 a 644.00 996.50 1162.50 1057.00 718.50 0.00 z 0.00 z 0.00 z 5048.02
1895 0.00 h 14.50 o 40.30 a 46.00 x 228.00 h 550.00 366.00 p 0.00 z 670.50 185.50 73.50 0.00 z 1519.80
1896 10.50 16.00 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 z 0.00 z 26.50
1897 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 297.00 34.50 0.00 331.50
1898 0.00 0.00 17.00 167.50 442.50 820.34 a 915.50 898.50 620.56 c 96.00 8.50 0.00 3986.40
1899 0.00 a 1.00 0.00 256.03 a 468.00 792.00 960.50 920.50 491.50 274.00 66.00 0.00 4229.53
1900 4.00 0.00 a 34.00 365.00 646.50 809.00 845.00 1048.00 546.50 459.00 21.00 2.50 4780.50
1901 4.00 0.00 55.00 306.50 574.50 763.00 1124.00 953.50 533.50 337.00 27.50 0.00 4678.50
1902 0.00 0.00 59.50 162.00 589.50 640.00 927.50 801.50 461.00 293.50 17.00 0.00 b 3951.50
1903 0.00 z 0.00 o 0.00 z 195.00 413.73 e 517.00 i 885.22 d 498.00 m 0.00 z 0.00 z 0.00 z 0.00 z 1493.95
1904 0.00 0.00 14.00 92.07 a 459.50 0.00 z 820.00 827.50 597.00 e 297.00 79.00 g 3.00 3110.07
1905 0.00 0.00 z 0.00 z 0.00 z 0.00 z 712.00 844.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 c 1556.00
1906 0.00 5.50 5.50 292.00 422.50 g 707.07 a 509.00 l 908.82 a 728.08 d 277.00 27.00 0.00 2950.96
1907 0.00 1.50 79.00 45.50 277.50 696.00 929.00 950.50 521.54 d 279.50 44.50 0.00 3824.54
1908 0.50 0.00 20.50 280.86 a 523.50 666.00 e 921.00 788.00 104.50 w 282.50 70.50 g 0.00 c 3482.86
1909 0.00 a 0.00 4.00 73.33 c 514.00 633.00 f 938.61 d 1060.41 b 371.50 l 275.90 a 107.50 0.00 a 2973.76
1910 0.00 a 0.00 218.03 a 341.00 312.50 f 795.58 d 987.57 c 662.00 f 597.78 c 463.93 b 0.00 z 0.00 b 3403.89
1911 0.00 a 0.00 a 101.55 b 229.50 660.54 e 999.31 a 977.02 a 926.79 b 365.00 q 188.21 c 0.00 a 0.00 e 4082.92
1912 0.00 f 0.00 d 10.00 262.20 e 430.00 g 585.50 g 747.50 f 848.76 b 519.64 b 296.88 e 30.00 e 0.00 a 1967.49
1913 0.00 l 5.83 d 22.73 a 267.50 443.50 871.03 a 881.00 1030.00 658.50 214.13 d 68.28 a 1.50 g 4462.51
1914 0.00 c 0.00 z 15.50 k 201.35 d 532.50 800.00 1049.19 b 867.47 b 643.80 e 397.46 c 76.00 0.00 j 4567.77
1915 0.00 a 0.00 g 0.00 c 405.56 c 351.00 593.04 b 743.47 b 358.50 n 563.57 b 305.50 88.27 d 0.00 n 3050.40
1916 0.00 z 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 573.50 227.50 57.00 0.00 z 858.00
1917 0.00 z 0.00 z 0.00 z 0.00 z 425.50 h 897.69 d 1169.06 e 550.00 n 0.00 z 0.00 z 0.00 z 0.00 z 2066.75
1918 0.00 z 0.00 z 0.00 z 89.50 g 638.82 c 811.20 e 1014.96 d 801.00 f 484.62 d 295.00 j 0.00 r 2.21 c 2951.81
1919 0.00 z 0.00 c 0.00 z 0.00 z 0.00 z 0.00 z 852.50 f 921.45 b 245.50 u 201.50 0.00 z 0.00 d 1122.95
1920 0.00 a 0.00 56.00 36.00 487.96 d 200.00 u 432.00 r 881.00 0.00 z 486.59 c 23.04 b 0.00 a 1970.59
1921 0.00 n 32.15 a 86.28 a 287.14 b 395.50 k 980.69 a 1026.62 a 903.50 622.76 a 346.88 b 22.50 d 3.50 k 4308.52
1922 0.00 b 0.00 b 13.95 a 205.86 a 574.57 b 885.50 619.50 j 777.50 g 580.00 f 204.50 h 48.60 e 0.00 t 1728.48
1923 0.00 s 0.00 6.50 186.11 c 521.50 837.50 1070.07 d 0.00 z 670.38 d 293.97 b 53.79 a 6.89 d 3646.72
1924 0.00 b 10.88 a 0.00 a 232.50 355.97 b 686.38 a 482.50 m 874.00 329.00 l 443.41 c 30.00 0.00 a 2633.13
1925 0.00 0.00 80.50 399.64 b 469.50 752.50 942.40 a 1005.95 a 768.50 63.00 15.50 0.00 a 4497.49
1926 0.00 c 0.00 a 47.50 253.50 f 724.50 708.50 1008.05 c 939.00 543.10 a 288.41 c 13.97 a 0.00 a 4273.03
1927 2.67 b 0.00 18.94 d 212.00 410.00 716.50 883.50 c 812.09 c 660.00 c 368.12 c 15.00 a 0.00 b 4098.83
1928 0.00 z 12.50 73.00 0.00 z 0.00 z 0.00 z 0.00 z 942.50 530.89 b 279.53 b 21.96 b 0.00 d 1860.39
1929 0.00 c 0.00 j 26.00 0.00 z 0.00 z 419.00 l 1040.05 a 617.50 l 506.50 290.50 5.40 e 0.00 j 1868.45
1930 0.00 j 34.74 a 22.45 b 425.17 a 246.50 p 784.00 1145.50 1043.50 512.50 g 311.03 a 55.34 a 0.00 h 3821.74
1931 5.00 h 15.00 22.00 296.50 463.00 1053.62 a 1109.11 d 542.50 n 820.50 391.00 80.69 a 0.00 4251.42
1932 0.00 13.00 3.88 c 231.50 606.64 b 882.00 1114.81 e 995.00 613.45 a 192.00 29.00 3.00 4684.27
1933 0.00 4.67 a 41.85 a 205.18 b 509.90 b 1135.86 a 1117.00 920.50 814.50 286.75 a 26.38 a 2.00 g 5062.58
1934 0.00 a 2.50 38.75 a 184.20 e 892.69 d 910.34 a 1105.00 935.34 b 481.03 a 367.35 a 27.50 0.00 a 4944.71
1935 0.00 h 0.00 i 65.62 a 145.00 386.98 a 676.67 c 1203.50 966.00 670.50 253.00 4.00 0.00 4371.27
1936 0.00 0.00 23.50 174.00 700.60 a 853.50 1331.00 1078.00 764.00 259.00 8.50 0.00 5192.10
1937 0.00 0.00 15.00 155.00 547.00 700.00 1043.50 1119.00 660.50 243.00 68.00 0.00 4551.00
1938 0.00 0.00 56.00 263.00 424.00 785.17 a 1033.50 1108.50 730.00 501.50 25.50 0.00 4927.17
1939 0.00 0.00 104.50 197.00 740.00 835.50 1088.00 980.00 785.50 251.00 44.00 18.50 5044.00
1940 0.00 0.00 0.00 137.00 505.50 806.50 1106.50 867.50 765.00 433.00 30.00 0.00 4651.00
1941 0.00 a 0.00 12.00 293.50 697.00 817.50 1074.50 1043.50 664.50 322.50 38.50 26.50 4990.00
1942 1.50 0.00 23.00 359.00 420.50 768.50 949.00 943.50 496.50 356.00 39.00 0.00 4356.50
1943 0.00 1.00 85.50 256.00 433.50 817.00 1036.00 977.50 544.00 335.00 5.17 a 1.00 4491.67
1944 1.50 0.00 d 0.00 g 74.00 f 665.93 d 754.29 b 776.00 f 0.00 z 0.00 z 0.00 z 0.00 z 0.00 j 1421.71
1945 0.00 0.00 160.88 b 107.00 n 373.55 a 611.38 a 933.32 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 a 2079.13
1946 0.00 0.00 169.50 387.00 424.38 b 815.89 b 991.00 862.12 b 603.21 b 176.04 c 9.23 d 2.38 e 4440.76
1947 0.00 d 0.00 b 8.00 f 97.78 c 419.02 a 707.00 996.98 c 1179.79 e 683.04 b 508.50 23.00 0.00 a 4615.10
1948 0.00 0.00 h 42.76 b 325.20 e 562.81 b 642.50 f 761.50 h 1002.85 a 793.45 a 303.36 c 49.50 0.00 a 3079.92
1949 0.00 0.00 c 5.00 f 39.50 x 0.00 z 0.00 z 0.00 z 243.00 w 550.00 319.50 69.50 0.00 c 939.00
1950 0.00 0.00 9.50 101.67 c 432.85 d 621.50 g 668.00 g 882.35 d 521.00 f 266.50 j 7.22 c 0.00 d 1433.59
1951 0.00 a 2.15 b 0.50 f 126.72 a 583.04 e 636.67 c 939.00 899.50 380.00 f 269.91 b 7.50 0.00 3464.50
1952 0.00 0.00 b 2.07 a 292.50 533.50 899.00 1010.00 918.00 775.71 b 235.08 a 37.50 b 0.00 4703.36
1953 0.00 a 0.00 41.85 a 98.00 523.00 898.00 987.00 994.50 530.50 f 485.00 80.50 0.00 a 4107.85
1954 0.00 d 20.00 1.00 f 292.50 437.50 807.50 1111.50 954.00 662.50 215.00 126.50 0.00 b 4627.00
1955 0.00 b 0.00 b 29.50 458.79 a 694.52 e 748.00 1147.00 b 1121.17 a 676.00 378.41 b 12.00 0.00 a 5265.39
1956 0.00 b 0.00 z 14.98 a 106.07 b 580.73 a 964.00 928.50 929.50 585.50 408.00 f 33.00 0.00 d 4142.29
1957 0.00 0.00 13.00 221.67 c 460.50 724.50 1132.50 968.50 562.00 286.00 10.00 0.00 a 4378.67
1958 0.00 32.08 d 8.00 195.00 c 701.24 b 681.00 879.88 a 1048.00 694.62 d 356.50 a 47.50 0.00 4643.82
1959 0.00 a 0.00 39.00 f 223.93 b 550.50 929.50 1025.77 c 1063.50 610.50 150.50 2.50 1.50 4558.20
1960 0.00 0.00 0.00 a 240.00 b 560.58 a 762.50 1016.50 984.50 670.50 326.00 28.85 d 0.00 b 4589.43
1961 0.00 1.00 41.00 78.00 e 456.50 890.40 e 966.88 b 1054.00 565.00 340.50 20.50 0.00 4413.78
1962 0.52 a 3.00 1.00 223.50 631.50 780.00 930.50 954.00 543.62 a 371.00 32.50 18.00 4489.14
1963 1.50 1.00 122.50 264.00 523.50 918.00 1035.50 944.50 696.00 562.50 42.50 0.00 5111.50
1964 0.00 1.00 0.00 268.00 674.00 828.50 1125.00 879.00 618.50 321.00 73.00 0.00 4788.00
1965 0.00 0.00 3.00 175.50 626.00 827.00 1022.50 934.50 366.00 359.00 61.00 0.00 4374.50
1966 0.00 0.00 110.50 105.50 491.00 853.50 1149.00 878.00 622.00 281.50 20.00 0.00 4511.00
1967 0.00 0.00 113.00 225.00 464.50 779.00 979.00 917.50 620.50 279.00 37.50 0.00 4415.00
1968 0.00 0.00 167.00 249.50 411.50 863.00 967.50 928.00 596.50 297.00 23.50 0.00 4503.50
1969 0.00 0.00 0.00 272.50 630.00 649.50 994.50 1053.50 694.50 161.00 45.00 1.50 4502.00
1970 0.00 a 0.00 c 0.00 194.00 613.50 894.00 1080.50 1022.50 682.50 302.50 1.50 0.50 4791.50
1971 0.00 0.00 43.00 313.00 499.50 946.50 952.50 1032.50 653.50 378.50 31.50 0.00 4850.50
1972 0.00 0.00 11.88 a 149.00 607.00 841.00 912.50 959.50 631.50 231.50 13.50 0.00 4357.38
1973 0.00 0.00 43.50 208.00 526.00 863.50 1032.50 1110.00 602.50 411.00 23.00 0.00 a 4820.00
1974 3.50 0.00 39.27 a 267.00 512.50 817.50 1185.50 867.00 602.50 405.07 a 38.00 0.00 4737.83
1975 0.00 a 0.00 b 16.50 112.50 625.00 816.00 1166.50 1004.00 560.50 376.50 115.00 0.00 4792.50
1976 0.00 a 19.00 101.00 290.89 b 556.00 947.59 a 1125.09 b 1110.50 698.00 223.50 18.00 0.00 5089.57
1977 0.00 2.00 58.12 c 414.00 787.00 873.50 1108.25 c 836.40 e 614.44 c 240.50 49.00 0.00 a 4983.22
1978 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 787.50 1005.43 a 993.50 837.00 294.00 90.50 0.00 4007.93
1979 0.00 0.00 0.00 154.50 454.00 793.00 995.50 916.50 782.00 279.50 19.14 a 4.81 b 4398.95
1980 0.00 a 0.00 c 11.88 a 303.75 b 653.50 852.32 b 1050.50 955.00 708.00 258.00 44.50 0.00 b 4837.46
1981 5.50 25.00 65.00 374.00 539.50 839.50 1039.00 949.00 707.00 292.00 108.50 0.00 4944.00
1982 0.00 4.00 8.00 235.50 599.00 699.50 1050.50 950.00 612.00 258.00 6.00 7.50 4430.00
1983 0.00 7.50 44.50 108.50 458.00 787.00 1112.50 1177.00 686.50 284.00 57.50 0.00 4723.00
1984 0.00 0.00 0.00 167.50 491.50 801.00 1008.50 1070.00 511.50 312.00 46.50 0.00 4408.50
1985 0.00 2.50 40.50 381.50 695.50 696.50 1004.50 818.00 552.50 259.00 14.00 0.00 4464.50
1986 0.00 0.00 99.00 230.50 600.50 910.00 1045.50 857.00 578.50 320.50 12.50 0.00 4654.00
1987 0.50 6.00 73.00 448.00 794.50 974.00 1107.00 904.50 668.50 204.00 72.00 0.00 5252.00
1988 0.00 0.00 50.00 283.50 755.00 1078.50 1153.00 1064.00 695.00 233.00 29.00 1.50 5342.50
1989 0.00 0.00 38.00 286.50 561.50 802.50 1090.50 968.00 629.50 327.50 9.50 0.00 4713.50
1990 0.00 3.50 53.00 213.00 474.00 834.00 931.00 954.00 740.50 213.00 59.50 3.50 4479.00
1991 0.00 2.00 39.00 273.10 a 594.50 944.00 983.50 990.00 581.50 257.00 3.50 1.00 4669.10
1992 1.00 13.50 53.50 148.00 584.50 725.50 717.50 772.50 575.00 263.00 0.00 0.00 3854.00
1993 0.00 0.00 17.00 163.50 502.31 d 671.00 876.50 907.50 432.00 228.00 10.50 0.00 3808.31
1994 0.00 3.11 a 36.50 211.00 638.50 820.00 861.50 833.50 676.50 315.50 52.00 0.00 4448.11
1995 0.00 0.00 69.75 a 68.50 426.00 835.50 991.00 1006.50 538.50 220.50 0.00 0.00 a 4156.25
1996 0.00 1.50 12.00 115.00 424.50 850.00 888.00 895.50 569.00 211.00 7.80 e 0.00 3974.30
1997 0.00 0.00 21.50 145.86 a 373.50 877.00 985.00 916.00 706.50 347.00 3.50 0.00 4375.86
1998 0.00 3.50 25.50 265.50 705.50 729.00 1019.00 983.00 797.00 312.00 31.00 29.00 4900.00
1999 0.00 6.50 57.87 a 247.24 a 550.00 848.00 1085.00 957.00 577.00 288.50 131.50 4.50 4753.11
2000 0.00 38.50 130.00 218.00 623.00 786.00 1010.50 1001.30 a 645.00 a 372.50 22.78 c 0.00 4847.58
2001 0.00 0.00 0.00 220.50 594.00 821.00 1062.61 d 1022.00 644.50 260.29 b 158.00 0.00 4782.90
2002 0.00 0.00 4.00 172.00 295.50 913.50 1139.50 892.50 681.00 81.50 25.00 0.00 4204.50
2003 0.00 f 0.00 81.00 271.00 447.00 0.00 z 1012.50 1017.00 580.50 365.00 21.50 0.00 3795.50
2004 0.00 0.00 76.50 253.50 499.00 692.00 906.50 773.50 727.50 299.00 46.50 0.00 4274.00
2005 0.00 6.50 46.50 304.50 492.00 874.50 1064.50 921.50 780.50 312.50 63.50 0.00 4866.50
2006 1.00 0.00 20.00 319.50 577.00 839.50 1142.00 954.00 495.00 231.00 66.50 0.00 4645.50
2007 0.00 0.00 102.00 265.50 667.50 869.00 1070.00 917.50 672.50 361.50 43.00 0.00 4968.50
2008 0.00 0.00 b 0.50 130.34 a 418.00 741.21 a 985.80 a 939.50 662.00 240.00 66.00 0.00 4183.35
2009 0.00 0.00 58.50 183.00 537.00 721.00 837.00 830.50 688.50 86.00 97.50 0.00 4039.00
2010 0.00 0.00 51.00 353.50 516.00 817.00 1015.00 1048.50 571.00 364.50 62.00 0.00 4798.50
2011 0.00 2.50 5.00 135.50 497.50 827.50 1168.00 977.50 599.50 411.00 51.00 3.00 4678.00
2012 6.50 0.00 326.50 329.50 673.50 953.00 1243.50 956.00 689.50 248.00 52.50 14.50 5493.00
2013 0.00 0.00 10.33 a 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 10.33
Period of Record Statistics
MEAN 0.43 3.37 45.94 232.14 542.74 813.96 1019.36 956.15 632.43 297.63 40.15 1.49 4605.40
S.D. 1.48 7.72 51.13 92.96 113.05 103.64 104.76 85.89 92.31 88.69 31.59 4.80 363.77
SKEW 4.56 2.94 2.37 0.19 0.32 0.23 -0.12 0.22 -0.05 0.20 1.18 4.21 -0.09
MAX 10.50 38.50 326.50 458.79 892.69 1135.86 1331.00 1179.79 837.00 562.50 158.00 29.00 5493.00
MIN 0.00 0.00 0.00 36.00 277.50 550.00 717.50 772.50 366.00 63.00 0.00 0.00 3808.31
NO YRS 104 108 105 104 103 104 104 102 101 109 108 105 74