CROOKSTON NW EXP STN, MINNESOTA

Monthly Total Growing Degree Days

(211891)

Base Temperature = 50 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1890 0.00 0.00 0.00 45.50 100.50 582.00 642.50 461.00 192.00 52.50 0.00 0.00 2076.00
1891 0.00 0.00 0.00 94.00 225.00 444.50 477.00 513.50 370.00 20.50 0.50 0.00 a 2145.00
1892 0.00 0.00 0.00 0.50 72.50 423.00 643.00 592.50 346.50 116.50 0.00 0.00 2194.50
1893 0.00 0.00 z 0.00 0.00 b 114.00 568.80 e 610.18 a 464.00 258.50 0.00 0.00 e 0.00 2015.48
1894 0.00 0.00 a 0.00 76.50 209.77 a 609.00 739.00 532.00 241.50 0.00 p 0.00 a 0.00 b 2407.77
1895 0.00 0.00 0.00 71.50 239.00 349.50 498.00 458.00 250.50 28.50 0.00 0.00 1895.00
1896 0.00 0.00 0.00 38.00 305.50 500.50 548.00 446.40 a 141.50 22.50 0.00 0.00 2002.40
1897 0.00 0.00 0.00 23.00 221.00 367.50 620.50 422.00 405.00 a 100.00 0.00 0.00 a 2159.00
1898 0.00 0.00 0.00 7.00 168.50 360.00 534.50 447.00 245.00 17.00 0.00 0.00 1779.00
1899 0.00 0.00 0.00 29.50 151.00 397.50 550.00 486.00 179.00 12.50 0.00 0.00 1805.50
1900 0.00 0.00 0.00 h 157.00 310.50 491.00 525.50 675.50 237.50 85.25 a 0.00 a 0.00 2482.25
1901 0.00 0.00 0.00 a 63.50 277.00 405.00 668.00 529.50 210.00 45.00 0.00 0.00 2198.00
1902 0.00 0.00 0.00 0.00 258.50 305.00 587.00 449.00 137.50 3.50 0.50 0.00 1741.00
1903 0.00 0.00 0.00 j 19.50 212.50 397.50 507.50 394.50 117.50 17.50 1.50 0.00 1668.00
1904 0.00 0.00 0.00 21.50 182.00 405.00 459.00 375.00 144.00 33.50 0.00 0.00 a 1620.00
1905 0.00 0.00 a 0.00 11.50 144.67 a 316.50 514.50 537.00 314.00 54.50 0.00 0.00 1892.67
1906 0.00 0.00 0.00 54.50 118.00 406.50 556.00 511.50 385.00 62.50 0.00 0.00 a 2094.00
1907 0.00 0.00 a 0.00 a 0.00 34.00 417.50 546.00 431.00 127.00 8.50 0.00 0.00 1564.00
1908 0.00 0.00 0.00 52.00 136.50 406.00 619.00 435.50 389.00 52.00 0.00 0.00 2090.00
1909 0.00 a 0.00 0.00 0.00 165.00 449.00 594.50 596.50 253.00 86.00 4.50 0.00 a 2148.50
1910 0.00 0.00 5.50 46.55 a 81.50 613.00 647.00 440.00 205.00 122.50 0.00 0.00 2161.05
1911 0.00 0.00 0.00 47.00 269.00 567.50 520.00 418.00 170.00 47.00 0.00 0.00 2038.50
1912 0.00 0.00 0.00 18.00 196.50 424.00 564.50 416.50 202.00 32.55 a 0.00 0.00 a 1854.05
1913 0.00 0.00 0.00 a 88.50 137.50 520.00 520.50 581.00 287.00 29.00 0.00 0.00 2163.50
1914 0.00 0.00 a 0.00 8.79 a 247.50 427.50 724.00 434.50 290.00 154.50 0.00 0.00 b 2286.79
1915 0.00 0.00 0.00 90.50 143.00 271.50 451.50 471.00 223.50 21.50 0.00 0.00 1672.50
1916 0.00 0.00 0.00 3.50 126.58 a 301.00 797.00 512.00 205.50 5.17 a 3.00 0.00 1953.75
1917 0.00 a 0.00 0.00 0.00 128.00 324.50 625.68 a 465.50 214.00 5.00 0.00 0.00 1762.68
1918 0.00 d 0.00 a 2.50 22.76 a 150.50 405.50 509.00 547.00 76.00 29.50 0.00 0.00 l 1742.76
1919 0.00 0.00 a 0.00 7.00 283.65 a 553.00 673.00 522.50 273.50 22.00 0.00 0.00 2334.65
1920 0.00 0.00 0.00 0.00 199.00 466.00 594.00 588.50 358.50 161.00 0.00 0.00 2367.00
1921 0.00 0.00 0.00 0.00 z 274.50 595.50 734.50 563.68 a 291.50 19.00 0.00 a 0.00 a 2478.68
1922 0.00 0.00 0.00 46.50 384.50 497.50 562.00 645.00 317.50 75.00 0.00 0.00 2528.00
1923 0.00 c 0.00 b 0.00 a 42.50 260.50 603.33 c 693.50 403.50 317.07 a 74.29 b 0.00 0.00 a 2394.70
1924 0.00 0.00 c 0.00 a 16.00 50.50 338.50 507.00 462.93 a 197.07 a 95.07 a 0.00 0.00 c 1667.07
1925 0.00 0.00 c 0.52 a 65.00 207.00 385.34 a 540.50 619.50 309.31 a 0.00 0.00 0.00 a 2127.17
1926 0.00 d 0.00 b 5.50 63.50 341.50 315.00 591.00 508.50 202.00 26.00 0.00 a 0.00 2053.00
1927 0.00 0.00 0.00 29.48 a 77.00 393.00 514.50 425.22 a 331.03 a 35.65 a 0.00 0.00 b 1805.88
1928 0.00 a 0.00 0.00 23.00 282.00 311.50 592.00 506.00 195.50 48.50 0.00 b 0.00 1958.50
1929 0.00 0.00 0.00 16.55 a 166.00 398.00 633.00 555.50 196.50 65.00 0.00 0.00 2030.55
1930 0.00 0.00 0.00 43.50 191.50 466.55 a 678.00 653.00 292.50 74.00 0.00 0.00 a 2399.05
1931 0.00 0.00 0.00 69.00 180.83 a 534.50 647.50 543.50 418.50 77.50 2.07 a 0.00 2473.40
1932 0.00 0.00 0.00 38.50 255.23 a 577.00 669.08 a 617.50 243.00 26.50 0.00 0.00 2426.82
1933 0.00 0.00 0.00 34.00 245.50 646.50 687.00 596.23 a 349.50 25.00 0.00 0.00 2583.73
1934 0.00 0.00 0.00 48.50 416.00 426.00 610.50 514.50 178.50 117.50 0.00 a 0.00 2311.50
1935 0.00 0.00 0.00 12.50 112.50 342.00 760.53 a 525.45 a 206.00 59.93 a 0.00 0.00 2018.92
1936 0.00 a 0.00 0.00 2.00 366.00 437.00 890.00 601.50 332.00 49.50 0.00 a 0.00 2678.00
1937 0.00 0.00 a 0.00 a 0.00 243.00 433.97 a 625.00 702.00 283.00 49.50 0.00 a 0.00 2336.47
1938 0.00 0.00 3.50 43.00 129.00 403.50 587.00 640.00 337.50 151.50 8.50 0.00 2303.50
1939 0.00 a 0.00 0.00 44.50 399.90 a 438.50 707.00 648.50 342.50 19.24 b 0.00 0.00 b 2600.14
1940 0.00 0.00 0.00 7.50 162.00 361.50 639.00 512.00 402.41 a 105.50 0.00 0.00 2189.91
1941 0.00 0.00 0.00 65.50 309.50 483.50 680.00 537.33 a 249.00 30.00 0.00 0.00 2354.83
1942 0.00 0.00 0.00 b 94.00 114.50 337.50 520.50 497.50 203.00 140.00 0.00 0.00 1907.00
1943 0.00 0.00 0.00 25.50 118.00 387.50 681.50 535.50 148.00 116.00 0.00 0.00 2012.00
1944 0.00 0.00 0.00 5.89 b 283.00 414.00 550.50 498.50 190.00 45.00 1.00 0.00 1987.89
1945 0.00 0.00 15.50 5.50 38.00 292.00 523.00 517.00 184.00 44.00 0.00 0.00 a 1619.00
1946 0.00 0.00 17.00 62.00 162.75 a 396.50 629.00 487.50 199.00 37.50 0.00 0.00 1991.25
1947 0.00 0.00 0.00 23.50 68.00 322.00 621.50 633.50 222.50 153.50 0.00 0.00 2044.50
1948 0.00 0.00 0.00 38.79 a 192.00 378.50 600.00 558.50 366.50 50.50 0.00 a 0.00 a 2184.79
1949 0.00 0.00 0.00 68.79 a 194.00 419.50 602.50 654.00 175.00 56.83 a 0.00 0.00 2170.63
1950 0.00 0.00 0.00 0.00 a 129.50 362.50 511.50 409.00 269.50 28.00 0.00 0.00 1710.00
1951 0.00 0.00 0.00 18.10 a 273.00 325.00 565.50 444.00 184.00 71.50 0.00 0.00 1881.10
1952 0.00 0.00 a 0.00 140.50 212.00 453.50 555.00 502.00 305.50 17.00 0.00 0.00 2185.50
1953 0.00 0.00 0.00 6.00 202.00 397.00 538.50 637.50 207.00 156.00 4.00 0.00 2148.00
1954 0.00 0.00 0.00 12.00 118.00 406.00 624.98 c 483.00 190.00 44.00 0.00 0.00 a 1877.98
1955 0.00 0.00 0.00 68.50 276.42 a 419.48 a 679.00 648.50 234.00 92.00 0.00 0.00 2417.90
1956 0.00 0.00 0.00 0.00 165.33 a 583.50 510.50 533.00 167.00 125.50 4.00 0.00 2088.83
1957 0.00 0.00 0.00 72.50 203.50 357.50 739.00 568.85 a 195.50 75.00 0.00 0.00 a 2211.85
1958 0.00 0.00 0.00 39.50 290.50 310.34 a 528.00 554.50 294.50 70.00 0.00 0.00 a 2087.34
1959 0.00 0.00 0.00 12.50 211.50 508.00 631.00 629.00 275.00 19.00 0.00 0.00 2286.00
1960 0.00 0.00 0.00 17.50 242.00 406.50 624.50 644.00 321.50 84.50 0.00 0.00 2340.50
1961 0.00 0.00 2.50 8.50 166.50 526.50 573.50 686.00 235.00 93.00 0.00 0.00 2291.50
1962 0.00 0.00 0.00 26.50 185.00 461.00 546.00 608.00 205.50 131.50 0.00 0.00 2163.50
1963 0.00 0.00 21.91 b 44.00 150.00 574.50 680.00 619.00 376.50 260.00 0.00 0.00 2725.91
1964 0.00 0.00 0.00 a 38.50 274.50 382.00 653.00 447.95 a 232.00 39.55 b 7.50 0.00 2075.00
1965 0.00 0.00 b 0.00 18.50 183.50 421.50 567.50 528.00 53.50 47.00 0.00 0.00 1819.50
1966 0.00 0.00 0.00 a 2.78 c 138.00 473.00 693.00 515.50 308.50 46.00 0.00 0.00 2176.78
1967 0.00 0.00 12.00 3.00 181.50 388.50 564.00 527.00 373.00 61.00 0.00 0.00 2110.00
1968 0.00 0.00 0.00 34.50 128.50 398.00 580.00 522.50 306.00 54.50 0.00 0.00 2024.00
1969 0.00 0.00 0.00 48.50 243.00 255.50 589.00 737.00 318.00 22.00 0.00 0.00 2213.00
1970 0.00 0.00 0.00 3.50 161.50 582.00 711.50 627.50 331.00 81.50 0.00 0.00 2498.50
1971 0.00 0.00 0.00 51.00 183.50 533.00 494.50 601.00 309.50 64.00 0.00 0.00 2236.50
1972 0.00 0.00 0.00 20.50 350.50 504.00 529.00 636.00 240.00 66.50 0.00 0.00 2346.50
1973 0.00 0.00 0.00 50.50 206.50 498.50 585.38 a 699.00 240.00 135.00 0.00 0.00 2414.88
1974 0.00 0.00 0.00 42.00 126.00 475.50 743.50 478.50 203.50 54.50 0.00 0.00 2123.50
1975 0.00 0.00 0.00 0.00 242.00 431.00 703.00 540.50 192.50 125.00 18.50 0.00 a 2252.50
1976 0.00 0.00 0.00 45.50 266.00 540.00 643.50 685.00 350.00 71.50 0.00 0.00 a 2601.50
1977 0.00 0.00 0.00 113.50 500.28 b 458.50 657.00 376.50 225.00 40.00 5.50 0.00 z 2376.28
1978 0.00 z 0.00 0.00 25.00 317.00 436.00 599.50 597.00 406.00 68.00 5.00 0.00 b 2453.50
1979 0.00 0.00 0.00 9.00 109.00 441.50 627.50 467.50 337.00 42.50 0.00 0.00 2034.00
1980 0.00 0.00 0.00 129.00 400.50 482.50 672.50 506.50 258.00 65.00 0.00 0.00 2514.00
1981 0.00 0.00 0.00 41.00 216.00 387.00 617.50 618.00 264.50 38.00 4.00 0.00 2186.00
1982 0.00 0.00 0.00 48.00 212.50 248.00 591.50 485.00 204.00 14.00 0.00 0.00 1803.00
1983 0.00 0.00 0.00 17.50 98.50 431.00 709.00 704.50 245.50 6.00 0.00 0.00 2212.00
1984 0.00 0.00 0.00 7.50 161.50 435.00 609.50 647.50 149.00 102.30 a 0.00 0.00 2112.30
1985 0.00 0.00 0.00 78.00 288.00 281.50 509.00 399.00 161.38 a 14.00 0.00 0.00 1730.88
1986 0.00 0.00 a 1.00 14.50 295.00 472.50 621.00 435.50 160.50 23.00 0.00 0.00 2023.00
1987 0.00 0.00 0.00 a 101.90 a 328.82 c 515.50 699.00 453.00 235.34 a 12.00 0.00 c 0.00 a 2345.56
1988 0.00 0.00 0.00 a 38.57 b 377.88 b 665.50 712.50 622.00 206.50 31.00 0.00 0.00 2653.95
1989 0.00 0.00 0.00 19.50 271.50 416.00 727.00 604.50 259.00 68.00 0.00 0.00 2365.50
1990 0.00 0.00 0.00 104.00 176.00 457.50 558.00 586.50 313.50 31.50 10.50 0.00 2237.50
1991 0.00 0.00 0.00 72.00 393.50 560.00 585.50 645.00 251.50 15.50 0.00 0.00 2523.00
1992 0.00 0.00 0.00 17.50 314.00 335.00 351.00 400.50 160.00 61.50 0.00 0.00 1639.50
1993 0.00 0.00 0.00 3.50 182.00 311.00 450.00 506.00 120.50 17.00 0.00 0.00 1590.00
1994 0.00 0.00 0.00 16.50 267.50 482.00 492.00 463.50 291.00 67.00 0.00 0.00 2079.50
1995 0.00 0.00 0.00 0.00 125.00 610.00 541.50 593.50 248.00 22.00 0.00 0.00 2140.00
1996 0.00 0.00 0.00 1.00 165.50 502.50 518.00 588.00 267.00 47.00 0.00 0.00 2089.00
1997 0.00 0.00 0.00 5.50 106.00 516.50 580.50 513.00 320.00 95.50 0.00 0.00 2137.00
1998 0.00 0.00 0.00 58.50 305.00 369.50 621.50 627.00 356.50 26.50 0.00 0.00 2364.50
1999 0.00 0.00 0.00 38.50 248.00 439.50 635.50 513.00 167.50 5.50 12.00 0.00 2059.50
2000 0.00 0.00 2.50 40.50 204.50 353.50 609.00 573.50 217.50 55.00 8.50 0.00 2064.50
2001 0.00 0.00 0.00 51.00 250.50 444.00 626.50 622.00 278.50 21.00 0.00 0.00 2293.50
2002 0.00 0.00 0.00 46.50 119.00 543.50 689.50 527.00 346.00 11.50 0.00 0.00 2283.00
2003 0.00 0.00 0.50 47.50 193.00 434.50 589.00 667.00 283.50 108.50 0.00 0.00 2323.50
2004 0.00 0.00 0.00 19.00 97.00 321.00 522.50 328.50 318.00 54.00 0.00 0.00 1660.00
2005 0.00 0.00 0.00 63.50 188.50 510.00 604.50 511.50 313.50 62.00 0.00 0.00 2253.50
2006 0.00 0.00 0.00 79.00 246.00 496.50 712.00 559.50 243.50 51.00 0.00 0.00 2387.50
2007 0.00 0.00 3.00 68.00 258.00 534.00 653.00 497.50 272.50 39.50 0.00 0.00 2325.50
2008 0.00 0.00 0.00 4.00 100.00 368.00 562.00 546.50 0.00 z 25.50 7.00 0.00 1613.00
2009 0.00 0.00 0.00 z 0.00 z 102.00 384.00 0.00 z 0.00 z 0.00 z 2.00 0.50 0.00 488.50
2010 0.00 0.00 6.00 72.50 265.00 168.00 n 648.00 452.50 i 148.50 98.50 1.00 0.00 1239.50
2011 0.00 0.00 0.00 15.50 159.50 392.00 0.00 z 586.00 272.50 165.00 0.00 0.00 1590.50
2012 0.00 0.00 63.50 50.00 259.50 510.00 767.50 534.50 245.50 33.50 0.00 0.00 2464.00
2013 0.00 0.00 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 0.00
Period of Record Statistics
MEAN 0.00 0.00 1.36 36.98 208.49 437.13 606.42 538.31 252.84 58.12 0.89 0.00 2138.38
S.D. 0.00 0.00 6.55 32.49 87.89 89.95 82.54 85.25 75.63 44.43 2.70 0.00 260.03
SKEW 0.00 0.00 7.71 1.11 0.53 0.27 0.22 0.04 0.04 1.36 3.91 0.00 -0.18
MAX 0.00 0.00 63.50 157.00 500.28 665.50 890.00 737.00 418.50 260.00 18.50 0.00 2725.91
MIN 0.00 0.00 0.00 0.00 34.00 248.00 351.00 328.50 53.50 0.00 0.00 0.00 1564.00
NO YRS 123 123 120 121 123 122 121 121 121 122 123 121 111