WHITE LAKE, SOUTH DAKOTA

Monthly Total Growing Degree Days

(399232)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1909 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
1910 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
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 0.00 z 0.00 z 0.00 z 0.00
1912 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
1913 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
1914 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
1915 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
1916 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
1917 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
1918 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
1919 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
1920 0.00 0.00 0.00 f 10.86 a 429.50 192.00 u 0.00 z 0.00 z 473.00 275.38 a 0.00 a 0.00 z 1188.75
1921 0.00 5.00 63.15 d 39.50 j 0.00 z 0.00 z 0.00 z 600.00 343.00 122.50 1.00 0.00 a 1134.65
1922 0.00 0.00 1.50 51.00 321.00 602.50 641.50 787.50 512.00 121.00 1.00 0.00 3039.00
1923 0.00 a 0.00 2.00 94.50 262.00 554.50 854.00 617.00 450.50 130.00 6.00 0.00 2970.50
1924 0.00 0.00 0.00 103.50 138.98 a 428.57 b 657.00 686.65 a 331.50 211.50 5.00 0.00 2562.70
1925 0.00 0.00 14.50 186.50 281.00 552.00 720.50 801.50 545.00 6.50 0.00 0.00 3107.50
1926 0.00 0.00 11.50 151.50 484.12 a 541.00 824.50 727.50 343.50 102.50 0.00 0.00 3186.12
1927 0.00 e 0.00 4.00 94.00 188.50 497.78 c 686.50 590.50 486.00 194.27 a 0.00 0.00 2741.54
1928 0.00 0.00 38.00 33.00 374.00 264.00 j 748.50 726.00 379.00 170.50 1.00 0.00 2470.00
1929 0.00 0.00 0.00 72.50 260.00 494.50 799.50 768.50 289.00 137.00 0.00 0.00 2821.00
1930 0.00 10.00 3.50 144.00 228.00 514.00 927.00 810.00 436.00 163.00 6.00 0.00 3241.50
1931 0.00 0.00 0.00 151.00 282.62 a 794.00 883.00 780.50 618.00 191.00 37.00 0.00 3737.12
1932 0.00 a 4.50 3.50 104.00 375.50 613.00 838.00 795.50 427.50 133.00 2.00 h 1.50 3296.00
1933 0.00 0.00 d 20.00 94.50 289.33 a 901.50 872.50 687.00 604.50 165.50 5.00 f 0.00 3634.83
1934 0.00 a 0.00 4.50 145.50 706.50 730.50 962.00 764.50 346.55 a 245.50 21.50 0.00 3927.05
1935 0.00 0.00 50.00 84.00 183.50 35.00 z 1027.50 775.00 465.00 108.00 0.00 0.00 2693.00
1936 0.00 0.00 4.00 86.50 458.50 682.00 1127.50 903.00 544.00 116.00 0.00 0.00 3921.50
1937 0.00 0.00 2.50 55.50 375.00 506.00 910.00 969.50 520.00 140.50 15.00 0.00 3494.00
1938 0.00 0.00 4.00 144.50 208.00 599.00 829.00 875.50 536.00 288.50 3.00 0.00 3487.50
1939 0.00 0.00 61.00 110.50 510.50 594.00 909.50 731.00 613.00 113.50 8.00 0.00 3651.00
1940 0.00 0.00 0.00 51.50 273.50 606.00 941.50 746.14 b 596.00 279.50 6.00 0.00 3500.14
1941 0.00 a 0.00 0.00 103.45 a 472.23 a 607.00 889.50 787.63 d 483.00 135.00 6.00 2.50 f 3483.81
1942 0.00 0.00 3.00 179.50 222.00 525.52 a 767.25 a 768.00 338.00 209.50 11.38 a 0.00 3024.15
1943 0.00 a 0.00 51.00 142.00 241.50 585.50 903.50 823.50 393.50 186.00 0.00 0.00 3326.50
1944 0.00 a 0.00 0.00 14.50 0.00 z 537.00 726.95 a 682.50 88.50 q 125.50 19.50 0.00 b 2105.95
1945 0.00 a 0.00 a 38.00 38.79 a 174.63 a 346.55 a 716.10 a 688.72 a 357.41 a 136.00 3.50 0.00 b 2499.71
1946 0.00 a 0.00 a 49.60 a 207.86 b 180.83 a 615.56 c 786.50 595.00 344.50 81.12 a 0.00 0.00 a 2860.96
1947 0.00 a 0.00 0.00 44.50 174.00 409.50 671.50 887.50 449.50 312.00 1.55 a 0.00 2950.05
1948 0.00 0.00 15.50 154.00 277.50 455.00 692.50 694.50 520.50 0.00 z 0.00 z 0.00 z 2809.50
1949 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 157.50 x 842.00 766.00 302.00 103.50 9.50 0.00 a 2023.00
1950 0.00 0.00 0.00 a 27.50 205.00 504.64 b 579.00 583.00 367.50 171.50 3.50 0.00 2441.64
1951 0.00 a 0.00 0.00 z 0.00 z 0.00 z 318.50 h 663.00 606.50 247.00 122.00 0.00 c 0.00 a 1638.50
1952 0.00 a 0.00 0.00 149.00 299.50 662.50 788.36 b 722.00 531.00 78.50 5.00 0.00 3235.86
1953 0.00 0.00 5.50 36.50 275.50 596.90 a 724.50 735.50 449.00 270.00 40.50 0.00 3133.90
1954 0.00 0.00 0.00 128.50 225.00 519.50 826.50 688.41 b 430.50 83.00 21.67 c 0.00 2923.08
1955 0.00 a 0.00 2.50 192.00 438.00 482.50 905.00 874.00 517.22 c 185.50 0.00 0.00 3596.72
1956 0.00 0.00 2.00 22.50 325.50 763.50 695.50 651.00 c 386.00 257.09 b 0.00 0.00 3103.09
1957 0.00 0.00 0.00 88.50 216.00 475.00 838.00 692.50 323.00 112.12 a 0.00 0.00 j 2745.12
1958 0.00 4.00 0.00 63.00 400.93 a 444.31 a 638.71 b 820.47 a 473.50 202.50 2.00 0.00 3049.42
1959 0.00 0.00 1.00 64.29 b 243.02 c 700.50 757.00 843.72 a 373.50 45.47 a 0.00 a 0.00 3028.49
1960 0.00 0.00 0.00 89.50 256.50 489.50 788.50 724.22 b 435.50 162.00 10.50 0.00 2956.22
1961 0.00 c 0.00 19.24 b 38.00 196.73 e 602.50 766.50 806.00 311.50 155.50 6.00 0.00 2901.97
1962 0.00 1.50 0.00 112.00 379.50 502.00 659.50 676.00 317.00 189.00 5.50 0.00 a 2842.00
1963 0.00 0.50 64.00 95.50 324.50 664.50 815.82 a 728.50 505.50 336.50 1.50 0.00 3536.82
1964 0.00 0.00 0.00 107.50 404.00 598.97 a 871.74 b 627.23 a 398.00 126.67 b 0.00 l 0.00 3134.11
1965 0.00 0.00 0.00 79.00 340.47 b 555.54 b 753.50 712.50 176.38 a 132.86 c 16.50 0.00 2766.74
1966 0.00 0.00 33.50 36.00 296.00 597.00 934.00 615.50 359.50 108.50 0.00 0.00 2980.00
1967 0.00 0.00 42.00 72.50 251.00 485.00 698.00 657.00 408.00 136.50 0.00 0.00 a 2750.00
1968 0.00 0.00 61.00 80.50 192.00 611.00 732.63 a 753.00 416.50 150.50 0.00 0.00 2997.13
1969 0.00 0.00 0.00 127.00 389.00 438.00 775.50 815.50 482.50 55.80 a 10.34 a 0.00 3093.64
1970 0.00 0.00 0.00 a 78.00 378.00 643.50 827.50 810.00 473.50 131.00 0.00 0.00 3341.50
1971 0.00 0.00 c 3.50 122.00 237.50 718.00 667.50 806.00 394.00 148.50 1.50 0.00 3098.50
1972 0.00 a 0.00 0.50 36.50 336.00 556.00 662.50 711.50 398.50 97.00 0.00 0.00 2798.50
1973 0.00 0.00 b 0.00 55.18 b 275.90 a 611.00 783.50 883.50 345.00 190.00 5.00 c 0.00 3149.08
1974 0.00 b 0.00 4.50 106.00 250.50 547.50 931.03 a 644.00 359.50 170.00 2.50 0.00 a 3015.53
1975 0.00 a 0.00 0.00 75.50 356.50 558.50 923.50 808.50 366.50 186.50 37.00 0.00 3312.50
1976 0.00 0.00 31.52 a 115.86 a 318.50 646.50 907.50 878.50 474.64 b 120.50 1.00 0.00 a 3494.52
1977 0.00 0.00 4.50 210.50 500.00 657.00 870.07 a 632.50 388.97 a 46.50 4.00 0.00 3314.03
1978 0.00 0.00 27.50 31.50 265.00 548.28 a 722.50 696.00 547.50 111.50 23.00 0.00 a 2972.78
1979 0.00 0.00 5.68 a 65.00 186.00 c 448.27 d 655.00 598.50 473.00 76.50 0.00 0.00 e 2507.95
1980 0.00 e 0.00 b 0.00 120.50 273.66 b 609.00 843.00 736.00 446.50 114.50 3.00 0.00 c 3146.16
1981 0.00 0.00 8.00 159.00 197.50 405.50 f 743.00 630.50 400.00 62.00 4.66 a 0.00 2204.66
1982 0.00 0.00 0.00 61.50 294.50 358.00 737.50 671.00 99.50 s 67.50 0.00 0.00 2190.00
1983 0.00 0.00 0.00 18.00 177.50 437.00 750.50 846.50 405.00 81.50 11.79 b 0.00 2727.79
1984 0.00 0.00 0.00 18.00 247.50 548.50 717.50 726.50 347.00 148.00 13.00 0.00 2766.00
1985 0.00 0.00 8.50 200.00 470.00 469.50 769.00 549.00 362.50 j 76.00 m 4.00 0.00 2470.00
1986 0.00 d 0.00 54.50 70.00 363.50 649.00 813.00 629.50 307.50 118.50 0.00 0.00 3005.50
1987 0.00 0.00 27.50 196.50 511.00 690.50 870.00 630.00 404.00 68.50 13.50 0.00 3411.50
1988 0.00 0.00 12.50 109.00 428.50 812.50 852.00 807.50 433.00 67.50 0.00 0.00 3522.50
1989 0.00 0.00 14.00 146.00 315.00 561.00 869.50 781.50 433.50 172.50 1.50 0.00 3294.50
1990 0.00 0.00 14.00 149.50 241.50 599.50 725.00 762.50 581.50 99.00 28.50 0.00 3201.00
1991 0.00 0.00 5.50 105.50 395.50 719.50 807.50 786.50 479.50 172.50 0.00 0.00 3472.00
1992 0.00 0.50 9.50 94.00 363.00 498.00 512.00 531.50 379.00 150.50 0.00 0.00 2538.00
1993 0.00 0.00 7.50 54.50 269.50 446.50 639.50 656.50 278.00 96.00 0.00 0.00 2448.00
1994 0.00 0.00 12.50 80.50 419.00 586.50 663.00 658.50 456.00 129.50 5.00 0.00 3010.50
1995 0.00 0.00 22.50 0.00 176.50 541.50 777.50 856.50 389.50 89.00 0.00 0.00 2853.00
1996 0.00 1.00 0.00 58.50 208.50 591.50 624.00 686.00 335.00 141.00 0.00 0.00 2645.50
1997 0.00 0.00 27.00 47.00 214.50 617.50 743.00 669.00 475.00 199.50 0.00 0.00 2992.50
1998 3.00 4.50 21.50 89.50 397.00 456.50 781.00 749.00 592.00 83.50 7.50 10.00 3195.00
1999 0.00 0.00 15.50 51.50 285.50 531.00 827.00 731.50 318.00 113.50 42.00 0.00 2915.50
2000 0.00 3.00 25.50 90.50 369.50 546.50 803.50 795.00 516.50 189.50 4.14 a 0.00 3343.64
2001 0.00 0.00 0.00 115.00 345.00 556.00 841.50 811.50 452.50 120.50 47.00 0.00 3289.00
2002 0.00 1.00 0.00 121.00 57.00 l 703.50 956.50 734.50 488.00 41.00 0.50 0.00 3046.00
2003 0.00 0.00 25.50 138.00 246.50 500.00 829.50 816.00 449.00 243.50 3.00 0.00 3251.00
2004 0.00 0.00 31.00 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 31.00
2005 0.00 z 0.00 z 0.00 z 71.50 191.00 561.50 789.50 724.00 543.00 125.00 12.50 0.00 3018.00
2006 0.00 0.00 0.00 94.00 306.00 575.50 885.00 701.50 233.00 108.00 19.00 0.00 2922.00
2007 0.00 0.00 32.50 86.00 356.00 564.83 a 798.77 a 675.50 390.50 101.50 5.50 0.00 3011.09
2008 0.00 0.00 0.00 21.50 151.50 462.00 727.50 673.50 363.50 64.50 12.00 0.00 a 2476.00
2009 0.00 0.00 6.50 55.50 0.00 z 0.00 z 0.00 z 564.00 392.50 17.50 8.00 0.00 1044.00
2010 0.00 0.00 12.00 78.00 228.50 528.50 723.50 777.00 296.50 130.00 13.50 0.00 2787.50
2011 0.00 0.00 0.50 22.00 190.50 474.50 851.50 664.50 323.50 174.00 1.50 0.00 2702.50
2012 0.00 0.00 107.00 102.50 309.50 634.00 933.50 689.00 413.00 77.00 4.00 0.00 3269.50
2013 0.00 0.00 0.52 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 0.52
Period of Record Statistics
MEAN 0.03 0.39 13.94 91.95 303.23 568.45 792.38 729.22 421.33 140.33 7.09 0.13 3076.55
S.D. 0.31 1.41 20.21 49.75 102.79 99.17 104.21 88.84 91.16 64.33 10.47 1.08 338.42
SKEW 9.43 4.66 1.98 0.43 0.96 0.58 0.18 0.09 0.06 0.74 2.11 8.94 0.26
MAX 3.00 10.00 107.00 210.50 706.50 901.50 1127.50 969.50 618.00 336.50 47.00 10.00 3927.05
MIN 0.00 0.00 0.00 0.00 138.98 346.55 512.00 531.50 176.38 6.50 0.00 0.00 2441.64
NO YRS 92 92 90 89 86 84 89 91 89 90 88 88 73