HALLOCK, MINNESOTA

Monthly Total Growing Degree Days

(213455)

Base Temperature = 40 F

File last updated on Apr 6, 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
1899 0.00 z 0.00 0.00 102.00 e 362.00 682.00 837.00 743.00 417.00 135.00 15.50 0.00 3293.50
1900 0.00 b 0.00 c 0.00 324.50 561.00 754.82 b 584.50 g 939.30 a 455.50 265.00 3.62 a 0.00 3303.74
1901 0.00 0.00 0.00 173.00 568.50 635.50 898.00 760.00 381.50 196.50 0.00 0.00 3613.00
1902 0.00 0.00 18.50 62.50 0.00 z 521.50 823.00 706.50 385.00 143.50 10.50 0.00 2671.00
1903 0.00 0.00 0.00 85.00 f 459.00 654.00 784.50 672.00 0.00 z 229.00 34.50 0.00 2833.00
1904 0.00 0.00 0.00 87.00 447.00 640.50 701.00 647.00 362.50 180.50 41.50 0.00 3107.00
1905 0.00 0.00 25.50 81.00 324.00 554.00 784.50 799.00 595.00 137.00 9.00 0.00 3309.00
1906 0.00 0.00 2.50 244.50 333.50 697.00 800.50 794.00 649.00 189.00 18.00 0.00 3728.00
1907 0.00 0.00 1.00 4.00 164.00 693.50 789.00 674.00 335.00 128.00 0.00 0.00 2788.50
1908 0.00 0.00 0.00 181.00 377.50 649.50 830.00 691.00 599.50 186.00 7.50 0.00 3522.00
1909 0.00 0.00 0.00 19.50 423.00 704.00 856.50 860.50 554.00 179.00 41.50 0.00 3638.00
1910 0.00 0.00 92.50 214.50 290.00 853.00 875.00 738.50 498.50 249.00 0.00 0.00 3811.00
1911 0.00 0.00 12.00 181.00 505.00 789.00 732.00 697.00 406.00 226.50 0.00 0.00 b 3548.50
1912 0.00 0.00 0.00 124.00 445.50 681.00 802.00 658.00 401.00 175.00 0.00 0.00 3286.50
1913 0.00 0.00 a 0.00 245.50 337.50 770.00 779.00 849.00 524.00 115.50 9.00 0.00 3629.50
1914 0.00 0.00 0.00 94.00 505.50 692.50 979.00 741.00 600.50 385.50 22.00 0.00 4020.00
1915 0.00 0.00 0.00 327.50 391.50 520.50 707.00 766.00 483.50 199.00 4.50 0.00 3399.50
1916 0.00 a 0.00 0.00 92.00 353.00 561.00 1031.00 814.50 445.00 86.00 29.50 0.00 a 3412.00
1917 0.00 0.00 0.50 21.50 335.32 a 582.50 902.00 721.50 487.50 31.50 20.56 c 0.00 3102.87
1918 0.00 a 0.00 a 75.00 150.00 354.95 a 678.46 d 717.50 799.00 291.00 245.50 21.00 0.00 3332.41
1919 0.00 0.00 0.00 111.00 523.00 816.00 899.00 792.50 508.00 89.50 0.00 0.00 3739.00
1920 0.00 0.00 3.50 16.50 446.40 a 683.50 813.23 a 880.40 a 609.31 a 329.00 0.00 0.00 3781.84
1921 0.00 0.00 0.00 92.50 479.50 835.00 950.00 769.50 506.00 190.50 0.50 0.00 3823.50
1922 0.00 0.00 0.00 132.00 594.00 724.50 769.50 901.50 568.50 184.50 20.00 0.00 3894.50
1923 0.00 0.00 0.00 130.50 453.00 831.50 964.50 654.00 569.00 212.00 21.00 0.00 3835.50
1924 0.00 0.00 0.00 44.00 207.00 589.50 749.50 707.50 422.00 346.00 0.00 0.00 3065.50
1925 0.00 0.00 16.00 220.50 324.98 a 637.24 a 806.50 831.50 485.89 b 11.50 8.00 0.00 3342.12
1926 0.00 0.00 13.95 a 135.50 562.00 527.50 812.00 745.50 354.00 101.50 0.00 0.00 3251.95
1927 0.00 a 0.00 g 6.00 114.00 268.00 615.00 742.50 642.50 514.50 193.00 0.00 0.00 3095.50
1928 0.00 0.00 19.00 63.50 478.00 547.00 799.50 703.00 368.50 99.00 5.00 0.00 3082.50
1929 0.00 0.00 15.50 103.00 298.00 629.50 859.50 821.00 365.50 184.50 0.00 0.00 3276.50
1930 0.00 0.00 0.00 162.00 377.00 716.00 921.50 896.00 491.50 159.50 7.50 0.00 3731.00
1931 0.00 a 0.00 0.00 176.00 358.00 800.00 c 882.00 846.00 614.50 222.17 a 37.00 0.00 3935.67
1932 0.00 a 1.00 0.00 151.50 486.00 856.50 876.50 871.10 a 491.38 a 81.50 0.00 0.00 3815.48
1933 0.00 0.00 2.50 120.00 d 504.00 906.50 953.50 878.50 597.50 100.00 1.50 0.00 4064.00
1934 0.00 b 0.00 0.00 92.50 626.00 707.50 859.98 b 782.50 379.00 274.50 6.50 0.00 a 3728.48
1935 0.00 0.00 0.00 94.00 327.71 c 573.00 1021.40 b 794.50 416.50 203.00 0.00 0.00 3430.11
1936 0.00 0.00 0.00 39.00 674.50 698.00 1178.50 872.00 535.00 143.00 6.00 0.00 4146.00
1937 0.00 0.00 0.00 84.50 541.00 718.00 912.50 947.57 a 490.50 125.50 15.54 b 0.00 a 3835.10
1938 0.00 0.00 50.63 a 161.50 408.50 683.00 871.00 908.50 578.00 305.00 13.00 0.00 3979.13
1939 0.00 0.00 1.00 137.00 547.00 613.00 972.50 896.00 514.50 96.50 4.00 0.00 3781.50
1940 0.00 a 0.00 a 0.00 71.00 396.91 c 642.00 945.00 853.00 654.00 289.00 7.00 0.00 3857.91
1941 0.00 0.00 0.00 213.00 570.00 750.50 921.50 806.50 474.50 177.50 0.00 2.00 3915.50
1942 0.00 0.00 1.00 228.10 a 353.00 618.50 779.00 754.33 a 420.50 327.50 4.50 0.00 a 3486.44
1943 0.00 0.00 0.50 132.00 338.00 620.00 952.50 835.00 326.50 h 293.00 0.00 0.00 3171.00
1944 0.00 a 0.00 0.00 a 153.00 560.50 657.00 831.00 769.50 476.50 160.00 1.00 0.00 3608.50
1945 0.00 0.00 69.75 a 27.50 202.50 544.00 801.50 793.50 358.50 118.50 0.00 0.00 2915.75
1946 0.00 0.00 43.00 188.00 351.00 620.00 852.00 705.00 398.50 116.50 2.00 0.00 3276.00
1947 0.00 0.00 0.00 a 49.50 213.00 465.00 818.50 863.00 367.50 154.50 m 22.00 0.00 2798.50
1948 0.00 0.00 z 0.00 117.00 416.00 630.00 838.50 830.00 643.00 201.00 17.50 0.00 b 3693.00
1949 0.00 a 0.00 0.00 221.11 c 495.43 d 767.00 909.00 947.22 d 461.50 192.50 22.50 0.00 4016.26
1950 0.00 0.00 0.00 2.00 357.50 695.17 a 843.50 718.00 559.50 208.50 4.50 0.00 3388.67
1951 0.00 0.00 0.00 78.50 566.00 620.00 859.50 763.00 410.50 204.00 0.50 0.00 3502.00
1952 0.00 a 0.00 2.50 322.50 487.00 765.00 875.00 830.50 597.00 134.50 16.50 0.00 4030.50
1953 0.00 0.00 5.00 55.50 405.07 a 594.50 f 849.00 934.13 a 465.60 e 378.00 41.38 a 0.00 a 3133.68
1954 0.00 0.00 0.00 94.00 330.50 713.00 923.80 a 766.50 429.64 b 168.00 11.50 0.00 b 3436.94
1955 0.00 0.00 a 0.00 a 272.00 578.15 a 757.50 1001.41 c 999.48 b 484.50 221.81 b 0.00 a 0.00 4314.85
1956 0.00 0.00 0.00 a 6.00 356.00 873.00 796.50 793.08 a 379.00 291.00 25.50 0.00 a 3520.08
1957 0.00 0.00 15.50 a 167.50 490.50 596.00 1008.50 830.50 425.50 219.00 2.50 0.00 a 3755.50
1958 0.00 b 15.04 a 17.00 167.88 d 452.60 a 524.50 768.00 752.50 476.00 170.00 17.00 0.00 3360.52
1959 0.00 b 0.00 7.00 42.50 h 367.41 d 740.00 892.80 a 872.00 438.50 66.00 0.00 0.00 3383.71
1960 0.00 0.00 0.00 73.00 420.00 623.57 b 901.00 926.50 573.50 237.00 0.00 0.00 3754.57
1961 0.00 0.00 12.00 52.50 400.42 a 832.00 882.00 983.50 456.67 c 172.57 a 6.00 f 0.00 3791.65
1962 0.00 b 0.00 0.00 90.00 419.50 744.50 819.00 415.50 o 0.00 z 0.00 z 2.50 p 0.00 2073.00
1963 0.00 0.00 27.00 139.00 351.50 833.00 987.50 880.50 599.00 493.50 19.50 0.00 4330.50
1964 0.00 0.00 0.00 a 132.50 0.00 z 624.50 973.50 687.00 404.00 169.00 49.50 0.00 3040.00
1965 0.00 0.00 a 0.00 72.50 393.50 696.50 802.00 781.00 240.50 203.00 12.50 0.00 3201.50
1966 0.00 c 0.00 b 2.50 50.50 299.00 745.00 962.55 a 798.50 552.50 120.50 0.00 a 0.00 3531.05
1967 0.00 0.00 18.00 55.00 300.50 672.00 849.50 790.50 620.50 134.50 7.00 0.00 3447.50
1968 0.00 0.00 21.50 117.00 379.00 660.50 787.00 711.00 513.50 158.50 8.00 0.00 3356.00
1969 0.00 a 0.00 0.00 190.50 476.88 a 477.93 a 831.50 998.20 a 513.50 55.50 20.00 0.00 3564.01
1970 0.00 0.00 0.00 41.50 292.95 a 829.50 970.09 b 846.30 a 487.24 a 173.50 0.00 0.00 a 3641.08
1971 0.00 0.00 a 1.00 124.66 a 407.65 a 780.00 a 744.50 854.00 497.50 222.00 0.00 a 0.00 3631.31
1972 0.00 0.00 0.00 111.00 623.00 752.07 a 780.17 a 869.50 384.00 140.00 0.00 0.00 3659.74
1973 0.00 0.00 24.50 89.00 419.02 a 726.50 825.24 b 0.00 z 451.50 289.50 0.52 a 0.00 2825.78
1974 0.00 a 0.00 0.00 88.50 275.00 738.00 1011.50 732.50 343.50 0.00 z 5.00 0.00 3194.00
1975 0.00 0.00 0.00 62.00 450.00 677.00 982.50 774.50 439.00 236.00 57.00 0.00 3678.00
1976 0.00 0.00 0.00 179.00 468.50 801.00 898.50 905.00 514.50 132.00 8.00 0.00 3906.50
1977 0.00 0.00 18.50 283.50 813.50 736.50 918.00 623.00 466.00 190.00 38.00 0.00 4087.00
1978 0.00 0.00 3.50 122.50 608.00 726.21 a 882.50 815.00 625.50 166.50 37.00 0.00 3986.71
1979 0.00 0.00 0.00 47.50 259.50 665.89 b 0.00 z 733.00 548.50 111.50 0.00 0.00 2365.89
1980 0.00 z 0.00 0.00 271.00 0.00 z 744.50 0.00 z 0.00 z 0.00 z 130.50 8.50 0.00 1154.50
1981 0.00 0.00 20.00 148.50 456.00 663.00 912.50 0.00 z 485.50 183.42 a 62.50 0.00 2931.42
1982 0.00 0.00 5.50 132.00 546.00 527.00 896.00 743.50 463.50 150.50 0.00 z 2.00 3466.00
1983 0.00 0.00 0.00 97.00 313.00 734.00 1037.50 1038.50 486.50 123.00 19.50 0.00 3849.00
1984 0.00 0.00 4.00 206.00 384.00 738.00 876.50 969.50 379.00 260.00 5.00 0.00 3822.00
1985 0.00 0.00 11.00 215.00 557.00 562.00 843.00 688.50 363.50 111.50 3.50 0.00 3355.00
1986 0.00 0.00 32.00 126.00 573.50 760.00 926.00 747.50 433.00 145.00 0.50 0.00 3743.50
1987 0.00 0.00 1.50 334.50 586.50 850.50 917.00 776.50 541.50 84.00 36.50 0.00 4128.50
1988 0.00 0.00 a 2.00 144.00 617.00 995.50 1000.00 909.85 a 455.00 142.50 0.00 0.00 4265.85
1989 0.00 0.00 0.00 85.00 559.00 676.00 1015.00 886.50 493.00 185.00 0.00 0.00 3899.50
1990 0.00 0.00 9.00 175.50 415.00 751.00 855.50 884.00 555.50 115.50 26.00 0.00 3787.00
1991 0.00 0.00 10.50 212.00 616.00 849.00 885.50 961.50 455.00 83.00 0.00 0.00 4072.50
1992 0.00 0.00 0.00 75.50 510.50 630.50 654.00 700.50 369.50 174.00 0.00 0.00 3114.50
1993 0.00 z 0.00 0.00 z 105.00 424.00 624.00 727.00 0.00 z 328.00 88.00 0.00 0.00 2296.00
1994 0.00 0.00 2.00 86.00 475.50 722.50 786.00 729.00 586.00 246.50 2.50 0.00 3636.00
1995 0.00 0.00 7.50 28.50 357.50 894.50 827.50 857.00 0.00 z 113.00 0.00 0.00 3085.50
1996 0.00 0.00 0.00 11.50 356.50 749.50 820.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1938.00
1997 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
1998 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
1999 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
2000 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
2001 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
2002 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
2003 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
2004 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
2005 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
2006 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
2007 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 705.50 g 0.00 z 0.00 z 154.50 0.00 z 0.00 z 154.50
2008 0.00 z 0.00 0.00 z 80.00 0.00 z 0.00 z 821.50 832.50 0.00 z 157.00 39.00 0.00 z 1930.00
2009 0.00 z 0.00 z 0.00 z 0.00 z 305.00 653.00 0.00 z 0.00 z 0.00 z 0.00 z 17.50 0.00 z 975.50
2010 0.00 z 0.00 0.00 z 243.50 487.00 697.50 928.50 902.00 392.50 276.00 41.00 0.00 z 3968.00
2011 0.00 b 0.00 z 0.00 z 0.00 z 408.50 701.50 0.00 z 869.00 529.82 b 0.00 z 0.00 z 0.00 z 2508.82
2012 0.00 z 0.00 z 0.00 z 180.00 512.57 b 788.28 a 1034.00 823.00 474.50 93.50 0.00 0.00 3905.84
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 0.16 7.74 128.83 432.58 695.78 870.23 808.93 475.72 180.53 11.77 0.04 3639.76
S.D. 0.00 1.51 16.13 77.47 115.50 100.28 90.49 91.28 87.93 79.73 14.74 0.28 331.72
SKEW 0.00 9.74 3.22 0.69 0.29 0.13 0.36 0.19 -0.02 0.95 1.39 6.78 -0.19
MAX 0.00 15.04 92.50 334.50 813.50 995.50 1178.50 1038.50 654.00 493.50 62.50 2.00 4330.50
MIN 0.00 0.00 0.00 2.00 164.00 465.00 654.00 623.00 240.50 11.50 0.00 0.00 2788.50
NO YRS 97 99 97 99 99 101 98 96 95 98 98 98 76