COOPERSTOWN, NORTH DAKOTA

Monthly Total Growing Degree Days

(321766)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201208
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
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 15.50 0.00 n 0.00 q 15.50
1904 0.00 0.00 0.00 z 19.50 m 157.07 a 221.00 f 372.00 329.00 140.50 42.48 d 0.00 h 0.00 1041.05
1905 0.00 a 0.00 0.00 18.10 a 101.00 265.50 459.00 504.00 307.00 0.00 z 0.00 z 0.00 z 1654.60
1906 0.00 z 0.00 z 0.00 z 58.50 h 152.93 a 384.83 a 348.50 h 503.50 377.40 e 66.50 h 0.00 z 0.00 z 1418.66
1907 0.00 z 0.00 a 0.00 c 1.50 55.36 c 279.00 k 510.00 459.83 a 0.00 z 0.00 z 0.00 z 0.00 z 1026.69
1908 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
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 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
1921 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
1922 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
1923 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
1924 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
1925 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
1926 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
1927 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
1928 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
1929 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
1930 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
1931 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
1932 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
1933 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
1934 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 0.00
1935 0.00 0.00 0.00 7.00 80.50 366.00 737.00 499.50 213.00 47.50 0.00 0.00 1950.50
1936 0.00 0.00 a 0.00 10.00 365.00 476.00 904.50 597.00 292.50 44.50 0.00 0.00 2689.50
1937 0.00 a 0.00 0.00 0.00 183.00 381.00 614.50 666.00 242.00 31.00 0.00 a 0.00 2117.50
1938 0.00 a 0.00 1.00 78.50 80.50 321.72 a 512.50 555.00 260.00 74.00 0.00 0.00 a 1883.22
1939 0.00 a 0.00 4.50 39.00 312.50 325.00 695.00 621.50 304.50 34.50 0.00 0.00 2336.50
1940 0.00 0.00 0.00 11.50 174.00 359.50 696.00 533.00 392.50 65.10 a 0.00 0.00 2231.60
1941 0.00 0.00 0.00 57.50 279.50 438.50 632.92 a 551.00 237.50 10.00 0.00 0.00 2206.92
1942 0.00 0.00 0.00 82.50 110.50 311.50 500.00 457.00 190.00 103.50 1.50 0.00 1756.50
1943 0.00 0.00 0.00 52.50 144.00 386.50 713.00 590.50 207.41 a 118.00 0.00 a 0.00 2211.91
1944 0.00 a 0.00 0.00 14.50 321.00 442.24 a 600.00 544.00 233.50 61.00 4.50 0.00 2220.74
1945 0.00 0.00 24.00 11.50 70.00 292.50 555.00 556.00 216.00 63.50 0.00 0.00 1788.50
1946 0.00 0.00 13.00 55.50 139.50 409.50 575.50 477.50 193.00 31.00 0.00 0.00 a 1894.50
1947 0.00 0.00 0.00 35.00 76.50 291.50 564.50 710.50 251.50 137.00 0.00 0.00 2066.50
1948 0.00 0.00 0.00 35.50 207.00 395.00 631.00 594.50 424.50 32.50 0.00 0.00 2320.00
1949 0.00 a 0.00 0.00 101.90 a 231.00 439.50 607.00 36.50 z 184.50 61.50 0.00 0.00 1625.40
1950 0.00 0.00 0.00 0.00 146.50 445.00 516.00 389.50 0.00 z 0.00 j 0.00 0.00 b 1497.00
1951 0.00 0.00 c 0.00 30.52 a 238.00 155.00 h 463.50 f 412.50 166.50 66.00 0.00 b 0.00 913.52
1952 0.00 0.00 0.00 154.00 205.50 476.50 585.00 536.00 364.29 b 11.62 c 0.00 0.00 2332.91
1953 0.00 i 0.00 0.00 7.50 175.00 424.14 a 577.00 667.50 242.50 176.91 b 0.00 0.00 2270.55
1954 0.00 0.00 0.00 a 26.38 a 125.50 396.50 642.50 518.73 a 198.00 43.00 0.00 a 0.00 1950.61
1955 0.00 0.00 0.00 91.00 285.89 d 396.72 a 704.00 671.00 281.90 a 99.20 a 0.00 0.00 2529.71
1956 0.00 0.00 0.00 a 0.00 183.00 573.50 514.00 532.00 156.21 a 97.50 0.00 0.00 l 2056.21
1957 0.00 0.00 0.00 a 62.07 a 172.00 330.00 704.50 520.50 176.00 58.00 0.00 e 0.00 2023.07
1958 0.00 b 0.00 0.00 15.58 d 246.00 246.72 a 478.00 574.00 296.90 a 68.72 a 0.00 a 0.00 1925.91
1959 0.00 b 0.00 0.00 a 26.11 c 171.00 482.07 a 642.00 665.50 279.83 a 9.50 0.00 0.00 2276.01
1960 0.00 0.00 b 0.00 a 14.00 237.15 a 360.52 a 658.00 620.50 314.50 81.00 0.00 0.00 2285.67
1961 0.00 0.00 0.50 3.75 b 145.00 553.00 559.50 679.00 219.50 79.00 0.00 0.00 b 2239.25
1962 0.00 a 0.00 a 0.00 34.50 111.50 f 423.33 c 526.50 621.55 a 179.00 102.00 0.00 0.00 b 1886.88
1963 0.00 0.00 15.00 36.50 186.00 563.00 677.00 608.50 363.50 253.50 0.00 0.00 2703.00
1964 0.00 0.00 0.00 43.00 281.07 a 400.50 687.00 473.00 194.00 44.00 3.00 0.00 2125.57
1965 0.00 0.00 0.00 22.50 189.00 416.00 581.77 a 517.00 43.00 51.00 3.50 0.00 1823.77
1966 0.00 0.00 0.00 5.50 166.00 455.00 706.50 495.00 290.50 49.50 0.00 0.00 2168.00
1967 0.00 b 0.00 10.00 0.50 177.00 394.50 601.50 560.50 354.50 45.47 a 0.00 0.00 2143.97
1968 0.00 0.00 3.50 48.00 128.50 395.50 559.00 468.00 234.50 35.00 0.00 0.00 1872.00
1969 0.00 0.00 0.00 39.50 244.50 251.50 568.50 705.50 279.00 12.50 0.00 0.00 2101.00
1970 0.00 0.00 a 0.00 i 13.00 f 145.00 551.50 694.00 622.00 304.50 59.50 0.00 0.00 2376.50
1971 0.00 0.00 0.00 55.00 157.50 503.50 475.50 599.00 273.00 52.00 0.00 0.00 2115.50
1972 0.00 0.00 0.00 8.00 308.00 495.00 508.50 616.50 236.50 53.00 0.00 0.00 2225.50
1973 0.00 0.00 0.00 34.50 219.50 485.00 632.00 694.50 208.00 101.00 0.00 0.00 2374.50
1974 0.00 c 0.00 0.00 44.00 123.50 463.00 735.50 452.00 195.00 52.50 0.00 0.00 c 2065.50
1975 0.00 0.00 0.00 0.00 d 220.00 439.50 705.50 529.00 183.50 94.50 17.50 0.00 2189.50
1976 0.00 0.00 0.00 30.50 278.00 527.00 665.50 703.50 360.50 74.00 0.00 0.00 a 2639.00
1977 0.00 0.00 0.00 142.00 498.50 506.50 637.50 351.50 183.50 54.50 0.50 0.00 2374.50
1978 0.00 0.00 0.00 23.00 317.50 470.00 622.00 591.00 419.00 66.50 8.50 0.00 2517.50
1979 0.00 0.00 0.00 a 0.50 128.00 443.00 647.50 508.00 357.00 27.50 0.00 0.00 2111.50
1980 0.00 0.00 0.00 132.00 375.00 462.00 657.00 463.93 b 220.50 62.50 0.00 0.00 a 2372.93
1981 0.00 0.00 a 0.00 45.00 175.00 344.50 615.00 601.00 236.50 35.00 11.11 c 0.00 2063.11
1982 0.00 0.00 0.00 33.00 213.00 299.50 624.50 554.00 247.50 48.00 0.00 0.00 2019.50
1983 0.00 0.00 0.00 14.50 116.00 441.00 736.50 783.50 273.50 20.50 6.00 0.00 2391.50
1984 0.00 0.00 0.00 5.50 189.00 465.50 637.50 700.00 202.00 118.50 0.00 0.00 2318.00
1985 0.00 0.00 0.00 98.50 327.50 302.50 624.00 447.00 198.50 2.00 0.00 0.00 2000.00
1986 0.00 0.00 18.50 16.00 263.50 515.00 627.50 457.50 133.00 27.00 0.00 0.00 2058.00
1987 0.00 0.00 0.00 131.50 351.00 569.50 673.00 478.50 291.00 29.50 2.00 0.00 2526.00
1988 0.00 0.00 0.00 50.50 388.50 684.00 716.50 612.00 236.50 49.00 0.00 0.00 2737.00
1989 0.00 0.00 0.00 35.50 253.50 401.00 749.00 610.50 299.00 90.00 0.00 0.00 2438.50
1990 0.00 0.00 0.00 97.00 168.50 459.00 564.50 597.00 356.00 44.00 3.50 0.00 2289.50
1991 0.00 0.00 0.00 78.00 376.00 528.50 586.00 637.50 291.50 44.50 0.00 0.00 2542.00
1992 0.00 0.00 0.00 46.50 308.50 334.00 379.50 426.00 211.50 64.50 0.00 0.00 1770.50
1993 0.00 0.00 0.00 4.50 189.00 308.00 446.00 518.50 152.00 38.50 0.00 0.00 1656.50
1994 0.00 z 0.00 z 0.00 z 0.00 z 283.50 465.00 483.50 460.50 299.50 37.50 0.00 0.00 2029.50
1995 0.00 0.00 0.00 0.00 125.50 550.50 550.00 594.00 257.00 27.00 0.00 0.00 2104.00
1996 0.00 0.00 0.00 0.00 146.50 490.50 544.00 579.00 252.50 47.00 0.00 0.00 2059.50
1997 0.00 0.00 0.00 2.00 118.00 537.00 570.00 451.00 273.00 107.00 0.00 0.00 2058.00
1998 0.00 0.00 0.00 54.50 245.50 321.00 559.50 589.50 324.00 18.00 0.00 0.00 2112.00
1999 0.00 0.00 0.00 33.00 198.50 390.52 a 555.50 484.50 132.00 9.50 3.00 0.00 1806.52
2000 0.00 a 0.00 a 0.00 0.00 z 0.00 z 310.34 a 541.00 499.21 b 188.00 30.00 4.14 a 0.00 1572.69
2001 0.00 a 0.00 z 0.00 a 62.00 204.00 358.00 569.00 569.00 214.50 10.00 1.50 0.00 a 1988.00
2002 0.00 0.00 0.00 43.50 124.50 470.50 613.50 464.50 301.50 3.50 0.00 0.00 2021.50
2003 0.00 0.00 1.00 47.00 112.00 349.50 509.00 596.00 221.00 81.00 0.00 0.00 1916.50
2004 0.00 b 0.00 0.00 21.50 97.00 283.00 455.00 291.50 263.50 44.50 0.00 b 0.00 a 1456.00
2005 0.00 0.00 a 0.00 60.00 163.50 454.00 579.50 439.50 282.00 47.50 0.00 0.00 2026.00
2006 0.00 0.00 0.00 53.00 219.00 435.50 671.50 516.50 191.00 49.50 2.00 0.00 2138.00
2007 0.00 0.00 z 2.50 51.50 223.00 465.50 615.50 424.00 231.00 26.00 0.00 0.00 2039.00
2008 0.00 0.00 0.00 7.50 96.00 298.00 508.00 497.00 196.00 15.50 6.50 0.00 1624.50
2009 0.00 c 0.00 0.00 13.00 98.50 293.50 f 406.50 415.00 363.50 0.00 0.00 0.00 1296.50
2010 0.00 0.00 7.50 40.50 207.50 375.50 567.50 558.00 115.00 72.00 0.00 0.00 z 1943.50
2011 0.00 0.00 0.00 11.67 c 109.03 b 396.96 b 614.32 a 519.80 c 201.50 143.24 b 0.00 0.00 a 1996.53
2012 0.00 0.00 b 44.50 26.25 b 156.07 b 457.50 d 454.50 k 453.24 b 0.00 z 0.00 z 0.00 z 0.00 z 1137.56
Period of Record Statistics
MEAN 0.00 0.00 1.87 37.99 199.51 418.94 597.98 542.48 249.08 56.84 1.02 0.00 2145.16
S.D. 0.00 0.00 6.47 35.42 87.02 87.54 92.14 93.87 73.15 41.33 2.79 0.00 266.68
SKEW 0.00 0.00 4.69 1.34 0.85 0.20 0.07 -0.04 0.18 1.86 3.81 0.00 0.07
MAX 0.00 0.00 44.50 154.00 498.50 684.00 904.50 783.50 424.50 253.50 17.50 0.00 2737.00
MIN 0.00 0.00 0.00 0.00 55.36 246.72 372.00 291.50 43.00 0.00 0.00 0.00 1456.00
NO YRS 78 78 78 77 80 78 79 81 79 78 77 77 64