PETERSBURG 2 N, NORTH DAKOTA

Monthly Total Growing Degree Days

(327027)

Base Temperature = 40 F

File last updated on Apr 4, 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
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 0.00 z 0.00 z 0.00
1937 0.00 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
1938 0.00 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
1939 0.00 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
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 a 0.00 99.50 540.00 625.00 831.83 a 775.00 448.00 227.00 8.33 c 0.00 3554.67
1945 0.00 z 0.00 z 66.00 36.00 185.00 512.00 813.50 813.50 401.38 a 169.50 0.00 0.00 2996.88
1946 0.00 a 0.00 52.50 202.50 347.00 644.00 904.17 a 745.00 431.50 97.13 a 10.50 0.00 3434.30
1947 0.00 0.00 0.00 69.00 271.50 554.00 900.00 921.00 447.50 334.00 16.50 0.00 3513.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 883.50 855.00 676.50 214.50 10.34 a 0.00 2639.84
1949 0.00 z 0.00 0.00 206.50 470.50 703.97 a 858.00 932.00 453.00 189.74 b 32.00 0.00 b 3845.71
1950 0.00 z 0.00 0.00 z 10.50 307.93 a 672.00 815.96 c 732.00 532.00 197.00 8.50 0.00 3275.90
1951 0.00 0.00 0.00 90.00 561.00 593.50 862.83 a 723.00 384.50 177.00 0.00 0.00 3391.83
1952 0.00 0.00 0.50 321.50 493.70 d 726.67 c 879.00 822.00 614.00 135.00 10.71 b 0.00 4003.08
1953 0.00 0.00 d 5.50 52.50 385.00 674.00 853.00 939.00 511.50 378.00 49.00 0.00 3847.50
1954 0.00 a 0.00 0.00 84.83 a 284.00 646.00 910.00 793.00 416.00 173.50 9.50 0.00 3316.83
1955 0.00 0.00 4.50 281.00 541.50 694.50 986.00 995.58 e 435.54 b 237.50 0.00 0.00 4176.11
1956 0.00 a 0.00 0.00 5.50 375.00 831.21 a 811.88 b 0.00 z 140.50 u 264.50 7.50 0.00 2295.59
1957 0.00 0.00 5.50 148.50 425.50 584.50 975.50 813.00 401.50 178.00 0.00 0.00 3532.00
1958 0.00 a 6.00 6.00 132.00 472.00 524.50 762.50 813.00 514.50 193.00 18.00 0.00 3441.50
1959 0.00 0.00 9.50 103.00 349.00 742.00 900.60 b 914.50 479.00 57.35 a 0.00 e 0.00 3554.95
1960 0.00 0.00 0.00 76.50 452.00 635.00 938.00 872.50 537.00 200.50 2.00 0.00 3713.50
1961 0.00 0.00 a 11.37 a 43.00 368.00 807.50 842.00 945.50 402.93 a 195.00 11.00 0.00 3626.30
1962 0.00 0.00 0.00 101.00 355.00 694.00 787.50 860.00 396.50 268.50 2.50 0.00 3465.00
1963 0.00 0.00 61.00 142.00 378.00 803.50 946.00 879.00 614.00 471.50 19.00 0.00 4314.00
1964 0.00 0.00 0.00 133.50 512.50 0.00 z 0.00 z 0.00 z 32.50 w 171.50 35.00 0.00 852.50
1965 0.00 0.00 0.00 47.50 351.33 a 635.00 775.50 744.50 155.50 177.50 16.00 0.00 2902.83
1966 0.00 0.00 4.00 32.00 273.00 678.00 924.50 719.50 512.00 126.87 d 0.00 a 0.00 3269.87
1967 0.00 a 0.00 16.00 26.00 310.50 624.00 799.50 752.00 523.00 113.50 7.00 0.00 3171.50
1968 0.00 a 0.00 30.00 99.00 316.00 590.50 732.50 633.00 430.50 116.00 8.00 0.00 2955.50
1969 0.00 a 0.00 a 0.00 151.00 382.50 406.50 756.50 898.00 484.00 43.00 5.50 0.50 3127.50
1970 0.00 0.00 0.00 37.00 255.00 777.00 880.00 801.50 444.00 147.00 0.50 0.00 3342.00
1971 0.00 0.00 a 0.00 110.50 341.00 698.00 687.50 791.00 437.00 186.50 0.00 0.00 3251.50
1972 0.00 0.00 0.00 76.50 519.00 700.50 702.00 794.50 332.00 103.50 0.00 0.00 3228.00
1973 0.00 0.00 5.00 69.00 398.50 658.50 792.00 864.90 a 390.00 248.00 0.00 0.00 3425.90
1974 0.00 0.00 0.00 99.50 241.00 695.00 938.00 667.50 331.50 163.50 0.00 0.00 3136.00
1975 0.00 0.00 a 0.00 22.50 392.50 654.50 918.50 731.50 388.00 200.50 65.50 0.00 3373.50
1976 0.00 a 0.00 0.00 138.00 460.00 717.00 836.50 848.00 480.00 b 120.50 5.00 0.00 3605.00
1977 0.00 0.00 a 17.50 237.00 707.83 a 697.50 841.00 582.50 415.50 165.50 34.00 0.00 z 3698.33
1978 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 557.00 h 830.00 770.00 581.50 98.74 d 33.50 0.00 2313.74
1979 0.00 0.00 0.00 6.50 225.50 624.00 844.50 635.00 471.21 a 104.50 0.00 0.00 2911.21
1980 0.00 a 0.00 0.00 a 256.00 585.00 655.00 842.00 634.50 348.50 126.50 11.50 0.00 c 3459.00
1981 0.00 0.00 7.00 118.00 347.50 566.50 796.00 825.00 394.50 123.50 50.89 b 0.00 a 3228.89
1982 0.00 0.00 0.00 105.00 421.50 467.50 797.50 675.00 391.50 115.00 0.00 0.00 2973.00
1983 0.00 0.00 0.00 63.50 254.50 694.50 957.00 971.00 428.50 71.00 10.50 0.00 3450.50
1984 0.00 0.00 0.00 99.00 323.00 638.00 839.50 911.00 315.00 220.50 3.50 0.00 3349.50
1985 0.00 0.00 8.50 185.00 500.00 531.21 a 780.00 637.00 329.00 107.50 5.00 0.00 3083.21
1986 0.00 b 0.00 38.00 97.00 492.50 739.00 854.00 690.55 b 456.00 146.00 0.50 0.00 3513.55
1987 0.00 0.00 0.00 283.50 545.60 a 782.50 857.50 724.50 510.00 84.50 32.00 0.00 3820.10
1988 0.00 0.00 0.00 130.00 583.00 906.00 904.00 837.50 407.50 126.50 0.00 0.00 3894.50
1989 0.00 0.00 0.00 86.50 496.50 600.50 952.00 864.50 498.50 205.50 2.00 0.00 3706.00
1990 0.00 0.00 13.00 182.50 393.00 694.00 834.00 861.00 557.50 118.00 23.50 0.00 3676.50
1991 0.00 4.00 10.00 179.50 574.50 780.00 849.50 899.50 464.00 102.00 0.00 0.00 3863.00
1992 0.00 0.00 3.50 88.50 524.00 614.50 634.00 672.00 359.00 177.50 0.00 0.00 3073.00
1993 0.00 0.00 0.00 76.00 422.50 574.50 714.50 763.50 349.50 100.00 1.50 0.00 3002.00
1994 0.00 0.00 0.00 116.00 501.00 717.50 750.50 752.00 555.50 202.50 0.50 0.00 3595.50
1995 0.00 0.00 1.50 26.90 a 366.50 849.00 827.50 855.50 479.00 109.50 0.00 0.00 3515.40
1996 0.00 0.00 0.00 23.00 353.50 745.00 807.00 865.50 491.50 155.00 0.50 0.00 3441.00
1997 0.00 0.00 0.00 73.00 292.00 807.00 861.50 829.50 576.50 224.00 0.00 0.00 3663.50
1998 0.00 0.00 12.50 225.50 564.50 604.50 902.50 936.50 653.00 147.50 1.50 0.00 4048.00
1999 0.00 0.00 9.00 148.00 463.00 681.50 910.00 796.50 446.50 112.00 58.00 0.00 3624.50
2000 0.00 6.50 47.00 133.50 478.00 605.50 893.50 886.00 464.00 208.00 22.50 0.00 3744.50
2001 0.00 0.00 0.00 142.00 493.50 687.00 926.50 921.50 515.00 114.00 57.00 0.00 3856.50
2002 0.00 0.00 0.50 99.50 268.50 768.00 952.00 785.50 564.00 43.00 0.00 0.00 3481.00
2003 0.00 0.00 13.00 184.00 424.50 704.50 863.00 932.00 490.00 258.00 0.00 0.00 3869.00
2004 0.00 0.00 0.00 81.50 280.00 571.00 814.50 613.50 533.50 158.50 9.50 0.00 3062.00
2005 0.00 0.00 2.50 209.50 371.00 741.00 875.50 785.50 571.00 194.00 18.50 0.00 3768.50
2006 0.00 0.00 0.00 248.50 463.50 745.00 1014.50 864.00 473.00 133.00 9.00 0.00 3950.50
2007 0.00 0.00 z 13.50 201.50 459.50 757.50 939.50 748.50 488.50 184.00 8.50 0.00 3801.00
2008 0.00 0.00 0.00 65.00 306.00 621.00 835.00 829.50 493.00 147.00 33.00 0.00 3329.50
2009 0.00 0.00 0.00 69.00 315.50 642.00 762.00 744.00 696.50 43.50 13.00 0.00 3285.50
2010 0.00 0.00 26.00 247.00 441.50 683.50 902.00 896.50 396.00 270.00 34.00 0.00 3896.50
2011 0.00 b 0.00 0.00 a 87.93 a 357.53 a 637.50 944.00 844.00 521.50 273.50 8.79 a 0.00 b 3674.76
2012 0.00 0.00 b 129.88 b 158.50 475.85 a 741.21 a 1024.55 a 825.00 459.11 b 77.50 c 0.00 0.00 3891.59
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 0.25 9.55 119.11 408.75 672.38 854.96 806.78 464.91 167.00 12.18 0.01 3505.44
S.D. 0.00 1.18 21.07 74.27 106.38 91.18 77.85 95.41 91.64 76.18 16.16 0.06 328.13
SKEW 0.00 4.61 3.64 0.69 0.21 -0.18 -0.28 -0.34 -0.09 1.22 1.63 8.06 0.14
MAX 0.00 6.50 129.88 321.50 707.83 906.00 1024.55 995.58 696.50 471.50 65.50 0.50 4314.00
MIN 0.00 0.00 0.00 5.50 185.00 406.50 634.00 582.50 155.50 43.00 0.00 0.00 2902.83
NO YRS 64 66 66 67 67 66 68 67 67 69 69 68 59