CASTLEWOOD, SOUTH DAKOTA

Monthly Total Growing Degree Days

(391519)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201111
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 0.00 0.00 0.00 a 147.00 514.50 615.00 533.50 347.00 4.50 x 6.00 0.00 2163.00
1894 0.00 0.00 6.20 a 12.50 k 147.50 m 587.50 723.33 a 397.00 j 0.00 z 22.00 j 0.00 0.00 1317.03
1895 0.00 0.00 0.00 c 134.00 292.36 b 410.50 597.00 536.00 399.00 35.28 b 0.00 a 0.00 2404.14
1896 0.00 0.00 a 0.00 101.50 17.50 z 448.50 524.79 c 560.07 a 68.00 p 35.02 d 0.00 d 0.00 1669.87
1897 0.00 a 0.00 0.00 45.50 214.42 a 419.00 669.50 417.31 e 523.93 b 98.88 b 0.00 q 0.00 2388.53
1898 0.00 0.00 m 0.00 d 11.67 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 11.67
1899 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
1900 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
1901 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
1902 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
1903 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
1904 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
1905 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 b 0.00 0.00
1906 0.00 0.00 0.00 57.00 222.50 345.50 487.00 562.50 375.00 72.50 0.00 0.00 2122.00
1907 0.00 0.00 a 8.50 0.00 53.50 348.00 514.00 530.00 200.50 45.50 0.00 0.00 1700.00
1908 0.00 0.00 0.00 99.50 177.50 360.50 549.00 449.50 491.50 94.50 0.00 0.00 2222.00
1909 0.00 0.00 0.00 3.50 193.50 447.50 560.50 686.00 277.00 96.50 22.00 0.00 2286.50
1910 0.00 0.00 61.00 124.50 92.00 448.50 601.00 474.00 269.50 196.00 0.00 z 0.00 2266.50
1911 0.00 0.00 1.50 32.50 343.50 639.00 564.00 465.50 281.50 29.50 0.00 0.00 2357.00
1912 0.00 0.00 0.00 51.00 219.00 348.00 576.50 480.50 270.00 79.00 0.00 0.00 2024.00
1913 0.00 0.00 0.00 96.50 157.50 531.50 561.00 665.00 359.50 93.00 3.00 0.00 2467.00
1914 0.00 0.00 0.00 60.00 247.50 455.00 718.00 548.00 318.00 172.50 5.00 0.00 2524.00
1915 0.00 0.00 0.00 205.50 133.50 302.50 423.50 404.00 263.00 62.50 1.50 0.00 1796.00
1916 0.00 0.00 0.00 11.00 211.50 298.00 820.50 564.00 278.50 51.50 12.50 0.00 2247.50
1917 0.00 0.00 0.00 4.50 107.50 317.00 638.50 475.00 245.50 15.00 1.50 0.00 1804.50
1918 0.00 0.00 8.00 3.50 278.50 458.50 565.50 594.50 157.50 126.00 10.00 0.00 2202.00
1919 0.00 0.00 0.50 18.00 199.00 519.50 677.50 549.50 353.50 49.00 0.00 0.00 2366.50
1920 0.00 0.00 3.00 0.00 185.00 439.50 574.50 478.50 374.00 189.00 0.00 0.00 2243.50
1921 0.00 0.00 10.00 63.00 262.50 634.50 698.00 555.00 291.50 61.50 0.00 0.00 2576.00
1922 0.00 0.00 0.00 7.50 264.00 514.00 556.50 680.50 423.00 137.00 0.50 0.00 2583.00
1923 0.00 0.00 0.00 59.00 226.00 511.00 708.00 497.50 369.00 69.00 1.00 0.00 2440.50
1924 0.00 0.00 0.00 48.50 54.00 342.00 493.50 517.00 197.00 133.50 0.00 0.00 1785.50
1925 0.00 0.00 9.00 124.00 199.00 417.00 546.50 653.50 451.00 0.50 0.00 0.00 2400.50
1926 0.00 0.00 0.00 79.00 376.50 370.50 660.50 576.00 232.50 75.50 0.00 0.00 2370.50
1927 0.00 0.00 a 1.50 44.50 111.00 396.00 511.50 444.50 408.50 94.50 0.00 0.00 2012.00
1928 0.00 0.00 14.00 20.50 287.00 321.00 629.00 584.00 240.50 101.50 0.00 0.00 2197.50
1929 0.00 0.00 0.00 39.50 195.50 413.50 658.50 598.00 205.50 72.00 0.00 0.00 2182.50
1930 0.00 0.00 0.00 75.00 204.50 422.00 753.00 691.50 309.00 122.50 1.50 0.00 2579.00
1931 0.00 0.00 0.00 99.00 211.50 676.50 740.50 598.00 509.50 124.00 10.00 0.00 2969.00
1932 0.00 0.00 0.00 45.00 277.00 542.00 671.00 618.00 273.50 59.00 0.00 0.00 2485.50
1933 0.00 0.00 0.00 42.50 229.00 741.00 759.00 577.00 467.00 69.00 4.00 0.00 2888.50
1934 0.00 0.00 0.00 65.00 556.50 603.50 764.00 585.50 199.50 167.00 2.00 0.00 2943.00
1935 0.00 0.00 3.50 38.00 110.00 384.00 839.50 638.00 372.50 69.00 0.00 a 0.00 2454.50
1936 0.00 0.00 0.00 43.50 379.00 510.00 963.00 753.30 a 438.50 64.50 0.00 0.00 3151.80
1937 0.00 0.00 0.00 15.50 283.00 420.00 741.00 802.50 367.76 a 57.50 0.00 0.00 2687.26
1938 0.00 0.00 2.50 101.00 164.50 489.83 a 689.00 732.00 397.00 226.82 a 11.00 0.00 2813.64
1939 0.00 0.00 29.00 74.00 403.00 478.50 719.00 604.50 438.00 76.00 0.00 0.00 2822.00
1940 0.00 0.00 0.00 24.00 189.00 469.50 766.00 535.00 439.50 175.50 2.00 0.00 2600.50
1941 0.00 0.00 8.00 99.00 375.00 477.50 741.00 722.00 439.50 76.00 0.00 0.00 2938.00
1942 0.00 0.00 0.00 132.00 138.50 411.50 566.50 575.00 248.00 106.00 0.00 0.00 2177.50
1943 0.00 0.00 28.00 27.00 137.50 468.50 648.00 590.00 194.50 87.00 0.00 0.00 2180.50
1944 0.00 0.00 0.00 11.50 353.50 463.50 552.50 513.50 238.00 62.00 12.00 0.00 2206.50
1945 0.00 0.00 27.00 21.50 136.50 282.00 567.50 574.50 273.50 71.50 0.00 0.00 1954.00
1946 0.00 0.00 39.50 128.50 149.00 k 523.50 664.50 523.50 278.50 54.50 0.00 0.00 2212.50
1947 0.00 0.00 0.00 35.00 115.00 362.07 a 623.21 b 800.00 0.00 z 191.50 0.00 0.00 e 2126.78
1948 0.00 g 0.00 g 1.60 b 80.36 b 0.00 z 334.80 e 633.29 c 522.50 h 443.33 c 63.72 d 2.50 l 0.00 a 1557.10
1949 0.00 d 0.00 d 0.00 b 64.62 d 231.50 f 496.11 c 309.50 p 643.25 e 185.56 c 71.00 h 1.73 d 0.00 a 1391.26
1950 0.00 z 0.00 d 0.00 g 0.00 z 202.05 c 478.50 523.00 483.50 321.00 109.00 0.00 0.00 2117.05
1951 0.00 0.00 0.00 54.50 215.89 c 338.00 564.89 d 523.12 c 131.00 j 104.92 e 0.00 c 0.00 1801.33
1952 0.00 b 0.00 a 0.00 b 121.11 c 181.98 d 578.57 b 556.50 f 598.50 364.14 a 31.00 0.00 a 0.00 c 1875.30
1953 0.00 b 0.00 f 0.00 c 21.96 b 228.00 535.50 597.55 b 643.00 306.67 c 180.66 b 4.50 0.00 b 2517.84
1954 0.00 a 0.00 c 0.00 c 56.00 155.50 483.10 a 503.00 h 590.07 b 298.89 c 43.00 4.82 b 0.00 a 1631.38
1955 0.00 a 0.00 d 0.00 c 111.96 b 372.00 d 426.21 a 803.23 c 731.27 c 356.79 b 132.30 c 0.00 0.00 2933.76
1956 0.00 b 0.00 c 0.00 0.50 250.00 625.00 560.87 d 565.23 a 250.56 c 165.91 d 0.00 b 0.00 2418.07
1957 0.00 a 0.00 c 0.00 b 65.00 154.47 b 420.54 b 773.40 b 618.34 c 214.00 76.98 a 0.00 0.00 b 2322.72
1958 0.00 a 0.00 a 0.00 38.28 a 323.95 a 324.44 c 536.96 c 631.33 e 360.54 b 121.79 c 0.00 0.00 a 2337.28
1959 0.00 0.00 a 0.00 c 40.00 237.50 581.50 645.50 771.68 c 345.00 b 16.50 0.00 0.00 2637.68
1960 0.00 a 0.00 0.00 49.50 219.38 e 399.00 675.36 c 648.93 a 318.62 a 97.65 a 0.00 0.00 a 2408.45
1961 0.00 0.00 1.55 a 23.50 166.88 a 491.90 a 557.50 660.50 223.27 d 72.50 0.00 0.00 c 2197.60
1962 0.00 0.00 0.00 a 58.93 b 259.07 c 454.00 563.17 a 594.34 b 211.67 c 122.50 0.00 0.00 b 2263.68
1963 0.00 0.00 19.78 b 73.50 228.37 a 572.59 a 664.36 b 622.77 c 363.50 250.07 a 0.00 a 0.00 2794.93
1964 0.00 0.00 0.00 72.93 a 317.75 a 523.39 b 784.00 550.52 b 260.69 a 69.23 a 8.50 0.00 2587.01
1965 0.00 0.00 0.00 38.00 273.32 a 471.00 641.91 b 590.03 a 80.00 c 79.00 2.00 0.00 2175.26
1966 0.00 0.00 3.62 a 4.50 202.53 a 485.50 799.80 a 509.90 b 270.00 a 56.00 0.00 0.00 b 2331.85
1967 0.00 b 0.00 a 40.96 c 45.00 194.50 442.50 b 591.07 a 565.75 a 338.79 a 102.00 0.00 a 0.00 2320.57
1968 0.00 0.00 29.40 b 51.43 b 149.32 a 532.24 a 0.00 z 609.84 b 282.86 b 84.50 0.00 b 0.00 a 1739.59
1969 0.00 a 0.00 a 0.00 a 38.79 a 295.53 a 323.65 d 648.33 b 684.58 a 366.00 43.83 b 1.00 0.00 b 2401.72
1970 0.00 0.00 0.00 b 68.28 a 288.50 564.50 710.00 686.81 b 371.00 95.00 0.00 b 0.00 2784.09
1971 0.00 0.00 4.00 95.89 b 179.59 b 608.57 b 557.50 654.74 b 320.00 c 93.00 0.00 a 0.00 2513.29
1972 0.00 b 0.00 a 0.00 a 7.76 a 303.28 a 499.50 592.50 602.50 293.79 a 61.48 a 0.00 0.00 2360.82
1973 0.00 a 0.00 a 0.00 c 38.50 220.00 524.00 693.00 758.00 272.59 a 165.50 1.03 a 0.00 2672.62
1974 0.00 0.00 0.00 69.00 185.47 b 475.50 839.50 554.90 a 275.17 a 103.50 0.00 0.00 a 2503.04
1975 0.00 0.00 b 0.00 6.21 a 290.50 497.59 a 772.00 644.28 a 223.45 a 115.50 13.50 0.00 2563.02
1976 0.00 0.00 a 6.50 87.00 240.25 a 581.50 804.00 796.91 b 390.50 91.00 1.00 0.00 2998.66
1977 0.00 b 0.00 a 3.00 175.50 487.50 552.41 a 739.50 508.50 322.24 a 34.50 5.50 0.00 2828.66
1978 0.00 b 0.00 a 4.28 b 23.79 a 270.50 517.00 660.82 a 635.50 a 451.55 a 50.00 7.00 0.00 b 2620.44
1979 0.00 b 0.00 0.00 46.03 a 158.00 500.00 661.50 541.98 a 394.00 36.17 d 0.00 0.00 2337.68
1980 0.00 a 0.00 a 0.00 a 115.38 d 340.45 c 522.00 679.00 636.53 a 342.93 a 100.48 b 0.00 e 0.00 b 2736.78
1981 0.00 0.00 b 9.62 b 121.03 a 213.12 c 476.38 a 697.50 c 623.74 b 332.07 a 46.50 b 2.14 b 0.00 c 2522.11
1982 0.00 0.00 0.00 72.00 303.50 365.00 705.50 638.00 293.00 49.00 0.00 0.00 2426.00
1983 0.00 0.00 0.00 18.00 155.00 487.00 795.00 869.50 390.50 48.00 4.00 0.00 2767.00
1984 0.00 0.00 0.00 12.00 202.50 505.50 679.50 704.00 254.00 131.50 0.00 0.00 2489.00
1985 0.00 0.00 0.00 142.50 388.00 389.50 662.50 481.00 304.00 28.50 0.00 0.00 2396.00
1986 0.00 0.00 21.50 35.00 288.00 575.50 720.00 518.00 275.00 0.00 z 0.00 j 0.00 2433.00
1987 0.00 0.00 1.50 135.00 362.50 578.50 723.50 499.00 280.00 22.00 8.50 0.00 2610.50
1988 0.00 0.00 2.50 50.00 376.50 690.50 754.00 645.00 277.00 26.00 0.00 0.00 2821.50
1989 0.00 0.00 0.50 87.00 215.00 417.50 748.00 598.00 277.00 96.00 0.00 0.00 2439.00
1990 0.00 0.00 3.50 98.00 154.00 490.00 572.50 558.00 387.50 31.50 18.00 0.00 2313.00
1991 0.00 0.00 2.00 69.50 348.50 588.00 607.50 600.50 279.50 41.00 0.00 0.00 2536.50
1992 0.00 0.00 0.00 32.00 258.00 371.50 354.00 383.50 212.50 69.50 0.00 0.00 1681.00
1993 0.00 0.00 0.00 7.00 166.00 313.50 508.00 525.00 119.50 39.00 0.00 0.00 1678.00
1994 0.00 0.00 0.00 37.00 306.00 457.50 510.50 453.00 316.00 45.00 0.00 0.00 2125.00
1995 0.00 0.00 j 0.00 0.00 102.00 499.50 613.50 620.00 210.00 0.00 z 0.00 0.00 2045.00
1996 0.00 0.00 j 0.00 14.50 142.50 480.50 516.50 538.00 233.00 59.50 0.00 0.00 1984.50
1997 0.00 0.00 0.00 8.50 115.50 520.50 606.50 532.50 318.00 128.50 0.00 0.00 2230.00
1998 0.00 0.00 1.50 42.50 325.50 360.50 629.50 602.00 423.00 47.50 0.00 p 0.00 i 2432.00
1999 0.00 a 0.00 7.50 35.00 196.52 c 488.57 b 715.00 558.00 237.50 39.50 15.58 d 0.00 2293.17
2000 0.00 e 0.00 22.96 d 43.50 252.50 417.00 612.50 580.00 299.50 94.72 d 1.50 0.00 q 2324.19
2001 0.00 a 0.00 0.00 c 47.14 b 235.00 501.72 a 713.00 0.00 z 279.00 41.50 16.03 a 0.00 1833.40
2002 0.00 0.00 0.00 72.50 153.50 610.50 776.50 585.50 361.50 0.00 z 0.00 0.00 2560.00
2003 0.00 0.00 4.50 80.00 154.00 435.00 641.50 623.50 235.50 120.00 0.00 0.00 2294.00
2004 0.00 0.00 5.00 45.00 158.50 344.00 557.00 388.00 371.00 52.00 1.00 0.00 1921.50
2005 0.00 0.00 11.00 63.00 211.00 536.50 675.00 548.50 365.50 63.00 0.00 0.00 2473.50
2006 0.00 0.00 0.00 77.50 226.00 456.00 715.00 565.00 170.00 68.50 4.50 0.00 2282.50
2007 0.00 0.00 2.00 60.00 264.50 495.00 637.50 502.50 310.50 67.50 0.00 0.00 2339.50
2008 0.00 0.00 0.00 14.00 122.50 331.00 622.50 518.50 162.00 j 19.00 5.00 0.00 1632.50
2009 0.00 a 0.00 0.00 29.00 152.33 b 359.50 412.62 b 419.00 309.00 0.00 0.00 0.00 a 1681.45
2010 0.00 0.00 g 0.00 h 68.00 233.50 464.50 653.00 688.50 195.50 69.00 9.00 0.00 2381.00
2011 0.00 0.00 0.00 11.00 179.80 a 429.00 796.00 644.69 d 298.50 181.50 0.00 z 0.00 z 2540.49
Period of Record Statistics
MEAN 0.00 0.00 4.28 55.39 228.94 467.38 648.56 586.86 310.57 84.19 2.28 0.00 2401.58
S.D. 0.00 0.00 9.88 41.14 88.30 92.90 101.79 92.43 84.48 49.37 4.46 0.00 321.99
SKEW 0.00 0.00 3.28 0.93 0.79 0.23 0.01 0.37 0.13 1.00 2.34 0.00 -0.21
MAX 0.00 0.00 61.00 205.50 556.50 741.00 963.00 869.50 523.93 250.07 22.00 0.00 3151.80
MIN 0.00 0.00 0.00 0.00 53.50 282.00 354.00 383.50 80.00 0.00 0.00 0.00 1678.00
NO YRS 110 106 110 110 106 111 107 108 106 105 106 109 86