AITKIN, MINNESOTA

Monthly Total Growing Degree Days

(210059)

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
1940 0.00 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
1941 0.00 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
1942 0.00 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
1943 0.00 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
1944 0.00 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
1945 0.00 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
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1948 0.00 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
1949 0.00 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
1950 0.00 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
1951 0.00 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
1952 0.00 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
1953 0.00 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
1954 0.00 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
1955 0.00 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
1956 0.00 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
1957 0.00 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
1958 0.00 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 129.50 n 33.50 0.00 33.50
1959 0.00 b 0.00 2.50 117.50 491.50 770.50 915.00 691.00 g 529.14 a 104.37 a 1.00 0.00 2931.50
1960 0.00 0.00 0.00 129.00 434.50 642.00 700.50 g 898.40 e 549.00 254.50 1.50 0.00 2908.90
1961 0.00 3.00 25.50 44.00 350.50 759.00 849.00 926.90 a 503.50 250.50 5.00 0.00 3716.90
1962 0.00 b 0.00 0.00 115.50 478.50 676.50 780.00 478.00 l 291.00 g 287.78 a 6.72 a 11.88 a 2356.89
1963 0.00 h 0.00 51.67 a 129.00 398.50 796.55 a 580.00 k 806.50 576.50 487.00 26.50 0.00 3272.22
1964 0.00 0.00 3.00 152.00 537.50 487.00 f 0.00 z 67.50 z 241.00 j 223.50 84.31 a 0.00 1000.31
1965 0.00 0.00 0.00 72.50 462.00 641.00 817.22 b 791.00 284.00 269.50 33.50 0.00 3370.72
1966 0.00 a 0.00 9.30 a 55.50 359.50 771.96 b 631.50 j 544.50 h 433.00 f 124.50 j 3.00 l 0.00 b 1196.26
1967 0.00 0.00 39.61 d 107.14 b 291.40 a 525.00 g 591.00 j 802.68 c 562.50 b 196.50 f 8.00 g 0.00 h 1803.33
1968 0.00 b 0.00 a 78.50 g 206.67 c 270.00 i 491.00 i 536.50 j 607.00 g 416.50 g 318.30 c 0.00 z 0.00 z 524.97
1969 0.00 z 0.00 k 0.00 b 160.34 a 379.00 f 0.00 z 522.50 l 366.50 r 381.50 h 92.50 f 25.38 d 0.00 f 185.73
1970 0.00 e 0.00 c 0.00 d 121.00 351.69 b 776.38 a 969.86 c 534.50 l 383.50 g 164.00 m 0.00 e 0.00 h 2218.93
1971 0.00 j 0.00 c 0.00 c 172.50 b 354.36 b 795.60 e 741.70 d 322.50 p 460.56 c 320.50 2.00 0.00 2847.22
1972 0.00 e 0.00 f 0.55 c 79.00 565.50 664.50 801.00 810.00 439.50 176.00 10.20 e 0.00 3546.25
1973 0.00 d 0.00 33.07 a 130.20 e 389.00 735.00 858.00 888.00 491.50 364.50 9.83 a 0.00 3899.09
1974 0.00 0.00 0.00 d 154.14 a 308.28 d 692.00 963.50 722.00 379.66 a 233.00 32.00 0.00 3484.57
1975 0.00 0.00 n 0.00 z 53.40 e 496.00 f 729.60 e 995.50 808.21 c 427.50 292.00 85.00 0.00 3391.21
1976 0.00 3.50 14.50 236.50 392.00 f 803.00 911.83 b 868.50 538.50 129.88 b 1.50 0.00 b 3507.71
1977 0.00 h 0.00 28.86 b 304.66 a 753.82 a 760.34 a 937.75 a 650.50 504.00 190.00 50.50 i 0.00 s 4129.93
1978 0.00 0.00 23.00 66.00 f 528.79 e 718.85 d 837.00 a 833.00 622.76 a 231.00 67.50 0.00 a 3861.89
1979 0.00 0.00 0.53 b 97.00 335.46 c 660.00 869.72 d 737.05 b 270.50 q 0.00 z 0.00 z 0.00 z 2699.77
1980 0.00 z 0.00 z 0.00 z 139.00 t 567.50 688.00 911.00 805.43 d 458.00 136.40 a 18.33 c 0.00 3584.66
1981 0.00 k 6.22 a 23.25 a 130.50 h 429.50 659.42 d 853.53 a 800.46 c 454.66 a 168.36 b 51.00 0.00 d 3446.41
1982 0.00 0.00 l 0.00 z 128.00 540.50 527.00 886.00 754.00 443.00 205.50 9.00 3.50 i 3493.00
1983 0.00 g 0.00 e 0.00 h 81.21 a 291.52 e 486.50 f 600.00 l 702.00 i 305.50 k 213.50 19.50 j 0.00 a 586.23
1984 0.00 l 0.00 i 0.00 j 136.50 262.00 j 490.50 j 573.50 j 906.00 369.50 301.50 9.00 0.00 1722.50
1985 0.00 0.00 14.00 230.17 a 543.00 568.50 845.00 710.00 469.00 142.00 5.50 0.00 3527.17
1986 0.00 0.00 32.00 181.00 492.50 719.00 916.00 712.50 473.50 181.00 4.50 0.00 3712.00
1987 0.00 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 41.50 0.00 a 41.50
1988 0.00 a 0.00 b 0.00 123.00 648.00 785.50 953.50 820.47 a 486.72 a 121.93 a 0.00 a 0.00 3939.12
1989 0.00 a 0.00 c 5.17 a 94.14 a 453.12 a 672.50 935.50 824.50 510.50 254.50 0.00 0.00 b 3749.92
1990 0.00 0.00 15.00 206.50 337.50 754.50 830.00 788.00 0.00 z 104.50 42.00 5.00 3083.00
1991 0.00 3.00 12.50 0.00 z 0.00 z 771.50 826.50 875.50 458.00 128.50 0.00 0.00 3075.50
1992 0.00 0.00 2.00 90.50 496.00 663.00 630.00 701.50 459.50 188.00 0.00 0.00 3230.50
1993 0.00 0.00 16.00 50.00 404.50 608.00 765.50 799.00 344.50 124.00 0.00 0.00 3111.50
1994 0.00 2.00 1.00 114.50 494.50 726.00 762.50 673.00 518.00 250.00 18.50 0.00 3560.00
1995 0.00 0.00 23.00 29.50 370.00 817.50 796.50 819.50 439.50 149.50 0.00 0.00 3445.00
1996 0.00 0.00 0.00 38.00 338.00 689.50 769.00 796.00 479.50 179.50 0.00 0.00 3289.50
1997 0.00 0.00 6.50 100.50 235.00 794.50 793.50 672.50 561.00 255.00 3.00 0.00 3421.50
1998 0.00 2.50 34.00 148.00 618.50 639.50 806.00 823.00 560.00 248.50 11.00 1.00 3892.00
1999 0.00 0.00 12.50 136.50 479.00 661.50 1004.00 769.50 459.00 112.50 73.50 0.00 3708.00
2000 0.00 3.50 0.00 z 144.00 473.00 587.00 0.00 z 791.50 428.00 306.50 41.50 0.00 2775.00
2001 0.00 0.00 0.00 146.50 478.00 743.00 908.50 879.50 0.00 z 191.00 136.50 0.00 3483.00
2002 0.00 0.00 0.00 126.00 240.50 772.00 933.50 739.00 539.50 48.00 5.00 0.00 3403.50
2003 0.00 0.00 38.00 168.50 413.00 623.50 811.00 0.00 z 492.00 234.00 6.00 0.00 2786.00
2004 0.00 0.00 20.00 134.00 251.00 568.50 806.00 626.00 633.50 199.00 17.00 0.00 3255.00
2005 0.00 1.50 0.00 z 231.50 345.50 777.50 909.00 794.00 586.00 222.50 24.00 0.00 3891.50
2006 0.00 z 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
2007 0.00 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
2008 0.00 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 197.00 85.00 0.00 282.00
2009 0.00 0.00 3.50 97.50 329.00 588.50 15.50 z 648.00 662.50 89.50 46.50 0.00 2465.00
2010 0.00 0.00 39.00 252.50 452.50 654.50 735.00 f 726.00 g 405.50 319.50 46.00 0.00 2169.50
2011 0.00 1.00 0.00 73.00 362.00 321.50 q 0.00 z 885.64 b 491.00 338.50 18.10 a 0.00 2169.24
2012 0.00 0.00 101.00 l 0.00 z 435.50 566.00 h 708.00 j 307.50 q 193.00 q 91.00 j 10.50 0.50 446.50
2013 0.00 x 0.00 0.00 w 0.00 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 0.57 12.91 131.09 429.76 701.26 858.31 788.35 488.47 216.50 24.43 0.40 3539.78
S.D. 0.00 1.33 14.58 60.32 111.66 75.28 80.99 76.70 77.90 85.07 30.02 1.89 247.66
SKEW 0.00 2.51 0.89 0.68 0.50 -0.38 -0.34 -0.31 -0.11 0.57 1.69 5.39 0.09
MAX 0.00 6.22 51.67 304.66 753.82 817.50 1004.00 926.90 662.50 487.00 136.50 11.88 3939.12
MIN 0.00 0.00 0.00 29.50 235.00 527.00 630.00 626.00 284.00 48.00 0.00 0.00 3111.50
NO YRS 42 46 41 45 44 42 36 38 39 45 47 46 18