SPRINGFIELD 1 NW, MINNESOTA

Monthly Total Growing Degree Days

(217907)

Base Temperature = 40 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1937 0.00 z 0.00 z 0.00 z 0.00 z 645.00 818.00 1114.45 a 1146.50 666.50 251.21 b 55.50 0.00 4697.16
1938 0.00 0.00 76.50 252.00 487.00 813.50 1052.50 1072.00 750.50 504.50 62.50 0.00 5071.00
1939 0.00 0.00 92.50 183.50 761.50 922.00 1100.50 937.00 754.00 267.00 40.50 38.50 5097.00
1940 0.00 0.00 0.60 e 141.00 521.00 848.00 1125.50 891.50 778.00 484.00 29.50 0.00 4819.10
1941 0.00 0.00 10.50 350.50 754.00 867.00 1064.50 1017.00 693.00 381.00 58.50 17.00 5213.00
1942 0.50 0.00 34.50 388.00 487.50 796.00 993.50 981.00 543.00 368.00 43.00 0.00 4635.00
1943 0.00 3.00 74.00 211.00 465.50 899.00 1091.50 981.00 542.00 335.66 b 1.00 0.00 4603.66
1944 8.50 0.00 1.50 115.50 717.50 901.55 a 998.00 951.00 652.50 340.00 70.50 0.00 4756.55
1945 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
1946 0.00 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
1947 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 702.50 1008.00 1168.50 757.00 607.00 50.50 0.00 4293.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1064.85 a 999.00 836.90 a 326.00 54.00 0.00 3280.75
1949 0.00 b 0.00 8.02 b 260.00 c 696.00 928.50 1107.00 1054.52 a 571.50 407.65 a 107.59 a 0.00 5140.77
1950 0.00 a 0.00 5.88 b 77.00 499.10 a 864.64 b 901.00 848.07 c 658.33 c 457.25 c 42.00 0.00 4353.28
1951 0.00 a 2.59 a 0.00 a 128.00 647.38 a 702.93 a 964.21 b 557.00 k 504.50 314.50 16.07 b 10.50 3290.69
1952 0.00 b 0.00 0.00 308.79 a 544.50 925.50 1043.67 a 902.00 718.50 234.00 82.76 a 0.52 a 4760.24
1953 0.00 a 0.00 37.00 100.50 557.00 917.50 991.50 1023.50 637.76 a 486.18 a 102.50 0.00 a 4853.44
1954 0.00 7.26 a 5.34 b 264.50 446.73 c 902.00 1046.25 a 901.00 647.07 a 254.72 a 77.14 b 0.00 4552.02
1955 0.00 0.00 35.00 448.00 469.50 l 804.00 1162.50 1063.50 677.07 a 383.00 0.00 0.00 4573.07
1956 0.00 0.00 2.50 92.59 a 593.65 a 1012.00 886.82 c 931.50 572.00 529.07 a 57.00 0.00 4677.12
1957 0.00 0.00 8.00 284.50 510.00 796.00 1134.50 894.00 575.69 a 273.00 27.50 1.03 a 4504.22
1958 0.00 16.50 10.50 205.71 b 686.50 697.00 900.50 959.00 25.50 z 49.50 u 76.50 0.00 3552.21
1959 0.00 a 0.00 31.00 245.50 652.50 971.00 997.50 1043.84 b 619.66 a 149.50 8.50 3.00 4722.00
1960 0.00 0.00 10.50 238.00 563.50 611.50 g 995.50 990.50 669.00 350.50 49.50 2.00 3869.00
1961 0.00 5.00 37.00 107.50 501.00 885.00 b 920.50 986.46 c 623.50 384.50 29.00 2.50 4481.96
1962 0.00 1.04 a 2.50 228.00 725.92 a 825.50 926.00 933.50 554.00 396.91 c 60.00 38.50 4691.86
1963 1.00 0.00 a 120.00 323.50 591.58 a 967.50 b 1004.50 935.00 734.50 610.91 b 103.33 c 0.00 c 5391.83
1964 0.00 5.00 9.50 274.50 719.00 905.00 1107.00 858.00 643.00 351.50 141.50 0.00 5014.00
1965 0.00 0.00 0.00 e 148.00 638.00 866.00 986.00 873.00 389.50 405.21 c 53.79 a 0.00 4359.51
1966 0.00 1.00 88.00 100.00 510.97 b 885.50 1118.00 855.00 618.50 324.00 8.00 0.00 4508.97
1967 0.00 0.00 73.50 208.50 468.50 799.50 929.00 839.00 623.00 280.00 40.50 0.00 4261.50
1968 0.00 0.00 187.50 293.50 441.00 895.50 950.50 932.00 634.50 350.50 32.50 0.00 4717.50
1969 0.00 0.00 0.00 250.50 655.00 674.00 1002.50 987.50 661.50 238.50 54.00 0.00 4523.50
1970 0.00 0.00 0.00 225.50 656.50 954.00 1049.00 952.50 674.50 304.00 6.00 3.50 4825.50
1971 0.00 0.00 24.00 291.00 518.00 967.50 875.00 910.00 646.00 409.50 39.00 0.00 4680.00
1972 0.00 0.00 16.00 143.00 667.50 840.00 922.00 927.50 606.00 240.00 15.00 0.00 4377.00
1973 1.00 0.00 48.50 161.50 487.00 884.00 948.00 965.50 568.00 419.00 34.50 0.00 4517.00
1974 0.00 a 0.00 15.00 222.00 434.00 806.00 1101.00 802.00 506.00 300.50 51.00 0.00 4237.50
1975 0.00 0.00 7.00 83.00 668.00 822.50 1055.00 923.50 485.50 356.00 131.50 0.00 4532.00
1976 0.00 12.50 52.00 309.00 521.50 898.00 1053.00 943.50 604.00 211.00 16.50 0.00 a 4621.00
1977 0.00 6.00 71.50 403.00 860.50 868.50 1012.50 768.50 647.00 208.50 65.50 0.00 4911.50
1978 0.00 0.00 39.00 142.50 603.00 832.00 940.00 910.00 779.00 273.00 88.00 0.00 4606.50
1979 0.00 0.00 0.00 124.14 a 424.50 800.00 976.00 822.00 643.00 228.50 34.00 0.00 4052.14
1980 0.00 0.00 6.50 284.50 643.00 865.00 1025.00 894.00 598.50 227.50 59.50 0.00 4603.50
1981 7.00 35.50 77.50 320.00 558.50 847.00 1000.50 876.50 596.50 226.50 96.00 0.00 4641.50
1982 0.00 0.00 13.00 178.00 640.50 691.00 1032.50 891.00 590.00 312.50 15.50 10.00 4374.00
1983 0.00 2.00 35.50 97.00 428.50 828.50 1151.00 1077.50 653.50 247.00 61.00 0.00 4581.50
1984 0.00 0.00 0.00 176.50 485.00 864.00 974.50 980.00 465.50 363.00 42.00 2.50 4353.00
1985 0.00 0.50 43.50 348.00 704.50 732.00 936.00 762.50 557.00 204.00 6.50 0.00 a 4294.50
1986 0.00 0.00 61.50 249.00 584.50 911.00 1014.00 789.00 596.00 282.50 14.50 0.00 4502.00
1987 2.50 1.50 72.50 404.50 784.82 a 955.50 1054.50 837.50 633.00 178.50 83.50 0.00 5008.32
1988 0.00 0.00 29.50 170.00 819.50 1050.00 1043.50 1012.00 637.00 190.50 21.50 0.00 4973.50
1989 2.50 0.00 34.00 214.00 568.00 836.50 1077.50 919.00 569.00 318.00 9.00 0.00 4547.50
1990 0.50 2.00 45.50 271.50 491.00 900.00 930.00 887.00 713.50 206.00 74.50 6.00 4527.50
1991 0.00 3.50 27.00 259.00 632.50 973.00 981.00 920.00 596.50 246.50 0.00 0.00 4639.00
1992 0.00 0.50 36.50 109.00 645.50 781.50 732.00 735.00 547.50 290.00 1.50 0.00 3879.00
1993 0.00 0.00 11.00 101.50 484.50 715.00 920.50 914.00 435.50 240.50 6.50 0.00 3829.00
1994 0.00 0.50 28.00 208.50 664.00 891.00 883.00 793.00 675.00 359.50 60.00 0.00 4562.50
1995 0.00 0.00 67.00 77.50 456.50 911.50 967.50 995.50 551.00 249.50 0.00 0.00 4276.00
1996 0.00 1.00 17.00 112.00 422.50 880.50 905.50 859.00 566.50 288.50 15.50 0.00 4068.00
1997 0.00 0.00 20.50 163.50 396.50 899.50 951.50 870.00 650.50 366.50 8.00 0.00 4326.50
1998 0.50 16.00 40.00 253.50 767.50 754.00 967.50 947.00 786.50 344.00 44.00 27.00 4947.50
1999 0.00 1.50 45.00 221.00 593.00 833.50 1052.50 893.00 601.00 264.00 136.00 3.50 4644.00
2000 0.00 34.50 135.00 203.00 612.00 775.00 898.50 903.00 591.50 371.50 55.00 0.00 4579.00
2001 0.00 0.00 0.00 194.00 608.50 843.50 1013.00 948.00 579.00 272.50 245.00 10.00 4713.50
2002 3.50 4.50 5.50 231.50 440.50 940.00 1094.00 892.50 689.00 141.50 16.50 0.00 4459.00
2003 7.00 0.00 63.00 269.00 485.50 769.50 970.50 979.50 587.00 338.50 19.50 0.00 4489.00
2004 0.00 1.00 55.50 244.50 498.00 733.00 919.00 717.50 744.50 317.00 60.00 0.00 4290.00
2005 0.00 12.50 38.50 302.50 480.00 939.00 1021.50 893.00 760.50 334.00 69.00 0.00 4850.50
2006 0.00 0.00 23.50 335.00 589.00 875.50 1050.00 925.00 540.50 242.50 70.50 0.00 4651.50
2007 0.00 0.00 95.50 259.50 699.50 863.50 988.00 894.50 672.50 410.50 41.00 0.00 4924.50
2008 0.00 0.00 4.00 136.00 477.50 786.00 974.00 856.00 600.50 256.50 79.50 0.00 4170.00
2009 0.00 0.00 39.00 175.50 540.00 749.50 782.00 802.00 665.00 101.50 97.00 0.00 3951.50
2010 0.00 0.00 40.00 352.50 556.00 842.00 986.50 1022.50 546.00 361.50 61.50 0.00 4768.50
2011 0.00 b 0.00 d 2.21 c 95.00 i 504.00 812.00 1128.50 917.00 550.50 381.50 48.00 2.50 4346.21
2012 5.50 0.00 292.50 284.50 701.00 912.50 1140.50 870.00 586.50 198.00 57.50 5.00 5053.50
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 0.55 2.42 38.59 221.99 581.54 853.13 1002.51 922.65 624.63 316.82 51.23 2.48 4599.21
S.D. 1.69 6.53 47.18 88.89 108.89 79.90 83.75 87.26 84.11 99.62 40.60 7.36 314.97
SKEW 3.44 3.82 2.84 0.27 0.40 -0.20 -0.42 0.22 0.02 0.66 1.71 3.87 -0.09
MAX 8.50 35.50 292.50 448.00 860.50 1050.00 1162.50 1168.50 836.90 610.91 245.00 38.50 5391.83
MIN 0.00 0.00 0.00 77.00 396.50 674.00 732.00 717.50 389.50 101.50 0.00 0.00 3829.00
NO YRS 73 73 71 70 71 72 74 73 73 73 74 74 66