WINDOM, MINNESOTA

Monthly Total Growing Degree Days

(219033)

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
1905 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1009.29 e 641.00 249.50 i 26.50 m 0.00 d 1650.29
1906 0.00 z 12.38 b 0.00 z 0.00 z 566.50 799.29 b 942.00 954.28 a 755.00 0.00 z 0.00 z 0.00 z 4029.45
1907 0.00 z 0.00 z 69.50 82.22 c 310.50 743.50 941.00 861.80 a 603.62 a 273.00 44.00 0.00 3929.14
1908 0.00 0.00 21.50 281.00 512.50 726.50 921.00 833.50 836.00 308.50 66.50 4.00 4511.00
1909 0.00 0.00 6.50 91.50 514.00 791.00 966.50 1099.43 b 643.50 302.77 a 121.00 0.00 4536.20
1910 0.00 0.00 237.00 387.50 428.00 812.00 1014.50 888.00 639.83 a 455.00 5.50 0.00 4867.33
1911 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
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 832.50 f 683.50 316.00 81.50 10.50 1091.50
1914 0.00 a 0.00 16.00 231.00 526.00 f 836.00 1055.00 916.00 683.00 405.07 a 95.00 0.00 4237.07
1915 0.00 0.00 0.00 448.00 389.50 656.00 828.00 746.00 602.00 354.00 84.00 1.03 a 4108.53
1916 0.00 b 0.00 22.50 176.00 525.97 a 644.50 1172.12 b 915.00 602.50 243.19 b 51.00 5.96 e 4358.74
1917 0.00 a 0.00 15.00 101.50 381.41 c 687.00 990.40 b 831.50 573.50 120.90 a 82.22 c 0.00 3783.43
1918 0.00 1.00 105.40 a 128.00 635.50 b 812.00 930.00 946.00 449.50 354.50 42.00 t 0.00 z 4361.90
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 z 0.00
1935 0.00 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
1936 0.00 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 23.00 j 0.00 0.00
1937 0.00 0.00 c 12.52 e 191.00 608.50 773.50 1055.00 924.50 f 699.31 a 256.50 67.50 0.00 a 3663.83
1938 0.00 0.00 100.00 294.50 470.68 a 826.55 a 1039.00 1043.50 759.50 503.50 69.00 0.00 5106.24
1939 0.00 0.00 97.00 208.00 755.50 869.50 1068.98 a 893.66 b 504.50 o 315.50 0.00 z 42.88 a 4251.02
1940 0.00 0.00 4.00 149.48 a 532.50 866.00 1101.50 904.17 a 772.76 a 491.23 e 36.72 a 0.00 a 4858.36
1941 0.00 0.00 a 12.92 a 329.50 818.63 d 884.42 d 1092.75 a 1081.50 743.79 a 380.78 a 69.23 d 18.50 5432.03
1942 0.00 0.00 35.77 e 413.50 402.00 h 893.57 b 0.00 z 0.00 z 550.00 360.00 65.89 b 0.00 2318.73
1943 0.00 3.50 102.19 d 182.50 g 502.89 d 875.56 c 1056.00 1002.33 d 541.00 328.50 0.00 d 0.00 z 4411.96
1944 16.00 0.00 z 0.00 z 76.50 j 696.00 866.00 939.50 930.50 626.90 a 343.50 0.00 z 0.00 z 4418.40
1945 0.00 a 0.00 207.00 209.50 409.00 664.50 934.00 944.50 601.00 310.50 37.00 0.00 a 4317.00
1946 0.00 0.00 189.00 392.50 453.50 812.00 999.00 867.00 606.50 325.00 6.00 0.50 4651.00
1947 1.55 a 0.00 10.00 106.50 410.50 672.00 958.50 1190.00 768.50 608.50 39.00 0.00 4765.05
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1059.00 1013.00 811.00 326.00 62.50 0.00 3271.50
1949 0.00 0.00 5.50 269.00 705.50 924.00 1090.00 1030.00 567.50 407.02 d 101.00 0.00 a 5099.52
1950 0.00 0.00 7.00 84.50 452.27 c 836.00 870.50 863.50 663.10 a 440.00 53.00 0.00 4269.87
1951 0.00 5.50 0.00 a 149.50 654.50 676.03 a 950.31 b 908.82 a 512.68 b 322.50 20.00 9.00 4208.84
1952 0.00 0.00 9.00 307.50 561.62 a 965.00 1028.00 917.60 a 720.50 231.97 b 94.00 1.00 4836.18
1953 0.00 0.00 44.00 111.50 571.00 914.50 1015.50 1002.50 664.00 492.00 100.00 0.00 4915.00
1954 0.00 24.08 c 8.50 335.00 423.00 926.00 1103.50 922.50 667.00 255.00 107.00 0.00 4771.58
1955 0.00 a 0.00 34.50 436.00 718.50 790.50 1184.00 1108.00 723.10 a 392.50 6.43 b 0.00 5393.53
1956 0.00 a 0.00 6.50 114.50 600.50 1018.45 a 888.00 924.00 601.50 497.07 b 51.00 0.00 4701.52
1957 0.00 0.50 7.50 272.00 505.50 793.45 a 1143.50 907.50 548.00 236.00 19.00 0.00 a 4432.95
1958 0.00 a 16.50 8.78 a 204.50 617.33 b 681.50 719.00 g 964.62 a 688.97 a 374.50 71.00 0.00 a 3627.69
1959 0.00 0.00 27.50 231.50 649.00 975.00 1011.12 a 1121.17 a 657.50 168.90 b 10.18 b 1.03 a 4852.89
1960 0.00 0.00 4.00 244.50 530.00 756.00 997.00 1011.50 683.00 359.82 c 57.50 4.13 a 4647.45
1961 0.00 0.00 25.50 99.00 481.00 868.50 937.00 987.00 621.00 353.00 29.00 0.00 d 4401.00
1962 0.00 0.00 c 2.50 63.00 l 552.00 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 78.33 c 37.50 118.33
1963 0.00 0.00 123.50 289.80 e 0.00 z 0.00 z 0.00 z 934.81 b 713.79 a 603.50 80.50 0.00 2745.90
1964 0.00 0.00 11.88 a 245.69 a 0.00 z 866.50 1085.00 844.15 e 603.00 319.50 130.50 0.00 a 4106.23
1965 0.00 0.00 z 0.00 z 0.00 z 414.50 k 896.00 1024.00 935.00 424.50 411.00 64.00 0.00 3754.50
1966 0.00 1.50 124.00 113.50 506.00 886.50 1145.00 880.00 624.50 349.00 11.00 0.00 4641.00
1967 0.00 0.00 112.50 248.00 475.50 824.50 968.50 905.00 652.50 315.50 47.00 0.00 4549.00
1968 0.00 0.00 211.00 319.00 445.00 918.50 1005.95 a 980.00 653.50 370.00 39.50 0.00 4942.45
1969 0.00 0.00 0.00 278.50 662.50 687.00 1040.50 1006.00 683.50 247.00 64.50 0.00 4669.50
1970 0.00 0.00 0.00 241.00 681.50 976.50 1082.00 988.50 688.50 307.00 13.00 5.50 4983.50
1971 0.00 0.00 29.00 319.50 530.50 986.00 0.00 z 924.50 603.50 387.50 38.00 0.00 3818.50
1972 0.00 0.00 12.00 116.00 621.00 805.00 896.00 932.50 606.50 236.50 17.50 0.00 4243.00
1973 0.00 0.00 64.50 213.00 519.25 a 932.50 1024.00 1044.00 638.00 516.00 32.50 0.00 4983.75
1974 0.00 0.00 28.50 281.00 502.00 839.50 1145.50 867.50 568.50 381.50 76.50 0.00 a 4690.50
1975 0.00 0.00 9.50 103.00 709.00 860.00 1123.00 1015.50 564.50 413.00 132.50 0.00 4930.00
1976 0.00 12.00 67.50 322.50 547.50 891.00 1100.50 1015.00 687.50 230.00 18.00 0.00 z 4891.50
1977 0.00 3.00 91.50 442.00 848.50 918.00 1079.00 833.50 683.50 276.50 58.00 0.00 5233.50
1978 0.00 0.00 57.00 168.50 617.50 871.50 989.50 978.50 833.00 338.00 98.00 0.00 4951.50
1979 0.00 0.00 0.00 156.00 464.00 839.00 996.00 885.50 698.00 272.50 27.00 0.00 4338.00
1980 0.00 0.00 13.50 300.50 652.00 907.00 1098.50 964.00 728.00 267.00 80.00 0.00 5010.50
1981 6.50 43.00 126.38 e 394.50 574.50 854.00 1041.00 900.00 622.00 220.00 96.50 0.00 4878.38
1982 0.00 0.00 6.50 179.50 593.00 701.00 1035.50 913.00 600.00 293.00 19.50 9.50 4350.50
1983 0.00 0.00 25.00 115.50 421.50 814.50 1131.50 1119.50 643.50 238.00 45.50 0.00 a 4554.50
1984 0.00 0.00 0.00 119.00 466.50 862.00 1005.50 996.00 482.00 297.50 27.50 0.00 4256.00
1985 0.00 0.00 32.00 339.00 692.50 738.00 978.00 804.00 542.00 204.00 12.00 0.00 4341.50
1986 0.00 0.00 74.00 226.00 564.00 876.00 1026.50 767.00 588.50 285.00 4.00 0.00 4411.00
1987 4.50 1.00 71.50 387.00 761.50 946.50 1036.00 881.50 645.00 157.50 83.50 0.00 4975.50
1988 0.00 0.00 30.00 168.50 768.00 1054.00 1093.50 1027.00 630.50 162.50 19.00 0.00 a 4953.00
1989 0.00 0.00 48.50 228.00 541.00 820.00 1087.50 969.00 593.50 319.00 16.00 0.00 4622.50
1990 0.00 1.00 47.00 259.50 466.50 879.00 943.00 932.00 727.00 212.00 78.00 2.50 4547.50
1991 0.00 0.00 30.50 265.00 626.50 939.50 976.00 922.00 574.50 220.50 0.50 0.00 4555.00
1992 0.00 0.50 29.00 103.50 595.50 742.50 727.50 719.50 504.50 266.50 1.00 0.00 3690.00
1993 0.00 0.00 6.50 116.50 464.00 622.00 926.00 916.00 434.50 239.00 9.00 0.00 3733.50
1994 0.00 0.00 34.50 213.50 655.00 871.00 863.00 818.00 676.00 334.50 50.00 0.00 4515.50
1995 0.00 0.00 67.00 88.00 450.50 860.00 980.50 1007.50 536.00 249.00 1.00 0.00 4239.50
1996 0.00 a 0.00 18.00 113.50 386.00 841.00 896.50 876.50 559.50 298.50 15.00 0.00 4004.50
1997 0.00 0.00 29.00 176.00 410.50 922.50 1008.50 911.00 740.50 364.00 0.50 0.00 4562.50
1998 0.00 12.50 43.00 277.00 764.50 764.00 1003.00 986.00 883.00 361.50 53.00 30.50 5178.00
1999 0.00 2.00 58.50 226.00 637.00 850.34 a 1116.50 935.00 638.00 267.50 137.50 6.00 4874.34
2000 0.00 50.00 131.00 242.00 640.50 815.50 980.00 965.65 a 661.50 384.00 49.50 0.00 4919.65
2001 0.00 0.00 a 0.00 252.00 602.50 856.50 1081.50 975.50 623.50 290.00 240.50 7.23 a 4929.23
2002 3.50 1.50 2.50 264.00 466.00 940.00 1131.00 918.50 718.50 134.50 10.50 1.50 4592.00
2003 6.00 0.00 86.50 294.00 531.50 819.00 995.50 1005.50 630.00 374.50 31.50 3.50 4777.50
2004 0.00 4.50 91.50 315.50 569.50 801.00 1017.00 868.50 845.00 389.00 81.50 5.50 4988.50
2005 0.00 29.50 64.00 380.00 567.00 973.50 1084.50 937.50 818.00 379.00 80.50 0.00 5313.50
2006 0.00 0.00 31.00 376.50 659.00 912.50 1140.50 992.00 580.00 250.00 83.50 3.50 5028.50
2007 0.00 1.00 136.50 300.00 771.00 968.00 1105.00 999.50 743.00 424.50 43.00 0.00 a 5491.50
2008 0.00 0.00 3.50 176.00 504.35 e 839.50 1150.50 1011.00 698.00 323.00 91.50 0.00 a 4797.35
2009 0.00 0.00 58.00 227.00 632.00 826.00 905.00 910.00 770.00 123.00 101.00 0.50 4552.50
2010 0.00 0.00 75.50 453.50 434.00 g 739.00 f 0.00 z 0.00 z 0.00 z 376.50 64.00 0.00 969.50
2011 0.00 0.00 3.50 131.00 503.00 810.00 1132.50 950.00 572.00 362.50 37.00 0.00 4501.50
2012 0.00 0.00 299.50 289.50 687.50 903.00 1160.50 905.50 601.00 175.00 44.00 0.00 5065.50
2013 0.00 0.00 0.00 k 0.00 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 0.45 2.70 50.86 236.68 565.97 841.02 1023.05 943.53 647.61 322.69 54.65 2.52 4679.29
S.D. 2.05 8.50 59.85 101.01 114.71 91.36 87.84 83.16 91.70 97.65 40.82 7.38 384.55
SKEW 5.92 4.03 1.89 0.28 0.27 -0.35 -0.51 0.12 0.12 0.42 1.25 4.07 -0.34
MAX 16.00 50.00 299.50 453.50 848.50 1054.00 1184.00 1190.00 883.00 608.50 240.50 42.88 5491.50
MIN 0.00 0.00 0.00 82.22 310.50 622.00 727.50 719.50 424.50 120.90 0.00 0.00 3690.00
NO YRS 85 84 82 80 78 82 80 83 85 85 83 84 68