WAHPETON 3 N, NORTH DAKOTA

Monthly Total Growing Degree Days

(329100)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199910
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
1893 0.00 a 0.00 0.00 38.00 456.50 907.50 915.00 815.50 550.00 208.50 48.50 0.00 3939.50
1894 0.00 0.00 17.00 200.50 555.00 908.00 1001.50 913.50 604.50 221.00 3.50 9.00 4433.50
1895 0.00 4.50 24.00 363.50 570.00 679.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 1641.00
1896 0.00 0.00 z 0.50 194.00 626.00 787.50 868.00 825.00 471.00 173.00 0.00 0.00 3945.00
1897 0.00 0.00 b 7.50 203.50 573.50 730.50 1029.00 774.00 796.00 341.52 a 26.54 d 0.00 4482.06
1898 0.00 0.00 11.00 284.50 489.50 820.00 952.00 855.00 607.00 120.50 l 12.00 0.00 4031.00
1899 0.00 i 0.00 z 0.00 z 143.50 u 521.50 775.86 a 953.50 903.50 501.00 239.50 41.50 0.00 3936.36
1900 0.00 0.00 7.00 344.00 679.50 828.50 923.00 1054.50 557.50 371.00 16.50 0.00 4781.50
1901 0.00 0.00 6.00 273.00 622.00 736.00 770.50 f 888.50 495.00 334.59 b 6.50 0.00 h 3361.59
1902 0.00 5.00 72.50 172.50 614.00 664.00 946.00 815.00 446.90 a 0.00 z 23.00 0.00 3758.90
1903 0.00 0.00 2.50 200.00 562.00 0.00 z 833.42 e 793.50 463.00 283.50 69.50 0.00 m 3207.42
1904 0.00 0.00 a 2.50 95.50 560.00 658.20 e 824.50 770.00 512.50 310.50 83.50 0.00 3817.20
1905 0.00 7.50 82.50 162.50 251.00 o 693.50 826.15 a 905.95 b 653.50 207.00 27.00 0.00 b 3565.60
1906 0.00 c 0.00 4.00 292.50 d 435.55 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 732.05
1907 0.00 0.00 37.50 27.41 a 250.07 a 687.00 829.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1831.48
1908 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1909 0.00 0.00 0.00 28.50 399.00 741.00 863.50 893.50 511.50 180.50 22.00 0.00 b 3639.50
1910 0.00 b 0.00 138.00 258.50 276.50 771.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 1444.50
1911 0.00 0.00 a 37.50 181.00 582.50 770.00 815.30 a 699.00 474.00 169.50 0.00 d 0.00 d 3728.80
1912 0.00 0.00 7.50 207.93 a 472.00 172.00 t 960.00 827.70 a 510.52 a 256.00 f 27.00 e 0.00 e 3012.65
1913 0.00 h 0.00 1.50 235.50 360.00 820.00 c 809.50 901.00 543.50 173.00 31.55 a 0.00 3875.55
1914 0.00 0.00 12.00 126.00 516.50 696.00 985.50 793.00 633.00 387.50 61.07 b 0.00 4210.57
1915 0.00 0.00 0.00 372.00 368.00 529.50 711.00 666.50 552.00 318.50 33.00 0.00 3550.50
1916 0.00 e 0.00 3.00 137.00 391.00 602.50 1100.00 848.50 486.50 100.50 11.00 0.00 3680.00
1917 0.00 0.00 6.00 47.00 409.00 638.00 1004.50 818.50 522.93 a 73.00 52.00 0.00 3570.93
1918 0.00 1.00 84.50 116.00 442.50 727.50 864.90 a 877.50 393.50 339.00 43.00 1.50 3890.90
1919 0.50 0.00 15.50 201.00 534.50 804.00 948.50 859.00 464.00 i 130.00 0.00 0.00 3493.00
1920 0.00 0.00 48.00 39.50 490.00 724.50 889.50 875.00 658.00 425.50 11.38 a 0.00 4161.38
1921 0.00 9.33 a 25.46 c 252.00 519.50 933.50 1039.10 e 878.50 603.00 297.50 9.50 2.00 4569.39
1922 0.00 a 0.00 1.50 169.14 a 645.50 793.50 873.00 1007.50 727.50 338.50 51.00 0.00 4607.14
1923 0.00 0.00 0.00 209.50 549.50 912.00 1062.50 840.50 708.50 318.00 58.00 0.00 a 4658.50
1924 0.00 0.00 3.00 183.50 295.50 666.72 a 881.00 870.00 521.00 474.50 27.50 0.00 3922.72
1925 0.00 a 2.00 70.50 364.50 479.00 678.50 868.50 998.00 715.50 53.50 16.00 0.00 4246.00
1926 0.00 0.00 35.00 240.50 684.50 684.00 1012.50 881.50 486.00 233.50 4.50 0.00 4262.00
1927 0.00 0.00 23.50 190.50 410.50 738.00 839.87 d 807.50 592.50 279.50 2.00 0.00 3883.87
1928 0.00 0.00 50.00 109.50 624.00 621.67 c 959.50 912.00 532.00 300.00 36.00 0.00 4144.67
1929 0.00 a 0.00 44.00 228.50 424.00 778.50 1047.00 999.00 550.50 329.00 10.50 0.00 4411.00
1930 0.00 20.00 13.00 261.50 527.52 a 818.00 1094.00 1056.00 665.00 291.40 a 66.00 0.00 4812.42
1931 1.50 1.00 9.00 266.50 499.00 931.00 1076.00 944.00 850.50 404.50 97.00 0.00 5080.00
1932 0.00 22.50 9.00 224.00 607.00 934.00 1068.50 1008.50 640.50 191.17 a 31.00 0.00 4736.17
1933 0.00 2.50 23.50 205.50 565.00 1063.00 1128.00 963.00 781.00 258.50 18.50 0.00 5008.50
1934 0.00 a 0.00 12.00 206.50 870.50 892.50 1046.50 919.67 a 546.00 429.00 60.50 0.00 4983.17
1935 0.00 a 0.00 31.00 162.00 420.00 716.90 a 1150.50 990.00 654.00 289.00 0.00 0.00 4413.40
1936 0.00 0.00 0.00 120.00 736.77 a 833.50 1277.50 1044.50 720.50 235.50 5.50 0.00 4973.77
1937 0.00 0.00 0.00 144.50 578.00 740.00 1033.00 1105.00 638.00 213.00 46.00 0.00 4497.50
1938 0.00 0.00 90.00 271.50 454.00 829.50 966.17 a 1049.50 651.00 452.00 32.50 0.00 4796.17
1939 0.00 0.00 51.50 172.50 722.50 810.50 1032.50 996.50 685.00 238.00 29.50 19.12 a 4757.62
1940 0.00 0.00 0.00 138.00 491.50 768.10 a 1045.50 872.00 783.10 a 417.50 19.00 0.00 a 4534.71
1941 0.00 0.00 a 10.00 274.14 a 676.32 a 830.17 a 1045.50 943.00 614.50 286.00 18.50 19.00 4717.13
1942 0.00 0.00 14.00 361.50 434.00 705.50 913.00 912.50 499.50 364.50 5.00 0.00 4209.50
1943 0.00 0.00 27.50 232.00 418.00 771.00 1037.00 934.00 542.07 a 339.00 2.00 0.00 4302.57
1944 5.17 a 0.00 0.00 119.00 621.50 642.50 g 935.50 905.00 576.00 307.50 54.00 0.00 3523.67
1945 0.00 0.00 147.50 132.00 369.42 a 634.50 916.00 964.62 a 552.50 271.00 3.00 0.00 3990.53
1946 0.00 0.00 b 91.50 309.50 430.50 767.50 982.70 a 884.00 566.50 208.73 a 9.31 a 0.00 a 4250.24
1947 1.00 0.00 a 12.50 125.50 370.50 671.00 996.65 a 1154.00 672.32 b 488.50 36.21 a 0.00 4528.18
1948 0.00 0.00 5.50 268.00 549.50 765.50 1031.50 971.33 a 782.00 297.08 a 39.64 b 0.00 4710.06
1949 0.00 a 0.00 a 0.00 a 280.38 d 613.00 825.52 a 1040.00 1045.98 b 549.00 319.50 64.00 0.00 4737.38
1950 0.00 0.00 0.00 59.00 409.00 840.50 875.50 833.50 666.21 a 323.00 30.52 a 0.00 4037.22
1951 0.00 0.00 0.00 143.28 a 620.00 646.50 916.50 815.00 495.50 269.00 4.00 0.00 3909.78
1952 0.00 0.00 a 0.00 310.00 553.50 875.50 988.00 948.50 731.00 223.50 52.50 0.00 4682.50
1953 0.00 0.00 21.50 89.50 537.00 837.00 977.50 1022.00 640.86 a 495.00 91.00 0.00 4711.36
1954 0.00 a 0.00 3.50 222.50 402.50 806.38 a 1048.50 915.53 a 572.59 a 234.10 b 67.76 a 0.00 a 4273.36
1955 0.00 b 0.00 14.47 a 406.03 a 721.00 781.00 1079.00 1008.50 640.00 352.88 a 8.79 a 0.00 a 5011.68
1956 0.00 0.00 1.50 53.50 485.15 a 931.03 a 863.00 884.03 b 507.00 461.00 56.50 0.50 4243.22
1957 0.00 0.00 18.50 238.00 522.00 751.55 a 1114.50 923.28 a 540.00 264.53 a 10.34 a 0.00 4382.71
1958 0.00 24.00 15.00 227.50 614.32 a 625.00 886.00 979.50 653.50 400.23 c 53.65 d 0.00 c 4478.70
1959 0.00 b 0.00 d 22.50 161.11 c 567.62 b 883.00 1011.00 1051.86 b 650.50 90.50 p 2.00 0.00 4349.59
1960 0.00 b 0.00 0.00 a 166.50 557.00 729.11 b 1021.50 1003.50 690.00 351.00 13.00 0.00 b 4531.61
1961 0.00 c 2.43 e 37.64 c 94.00 451.05 a 886.50 943.36 b 1050.00 559.66 a 314.50 23.50 0.00 4362.65
1962 0.00 c 0.00 0.00 a 131.50 513.50 763.00 869.00 927.00 456.50 350.50 19.50 4.50 4035.00
1963 0.00 0.00 59.00 201.00 498.50 884.50 1011.00 930.00 679.00 552.50 42.50 0.00 4858.00
1964 0.00 0.00 5.50 231.00 657.50 834.00 1062.00 848.50 542.00 267.50 100.50 0.00 4548.50
1965 0.00 0.00 0.00 135.00 565.50 782.50 945.50 880.50 313.50 331.50 39.50 0.00 3993.50
1966 0.00 0.00 29.00 75.50 449.50 820.00 1090.00 841.50 584.00 241.00 0.00 0.00 4130.50
1967 0.00 a 0.00 56.00 147.50 415.50 768.50 919.00 835.50 637.00 253.50 27.00 0.00 4059.50
1968 0.00 0.00 136.50 225.00 425.00 788.50 965.00 924.50 600.00 263.00 10.50 0.00 4338.00
1969 0.00 0.00 0.00 222.50 575.00 622.00 962.55 a 1046.50 644.50 145.50 40.50 0.00 4259.05
1970 0.00 0.00 0.00 147.50 520.00 899.50 1059.00 982.50 644.00 265.00 1.00 0.00 4518.50
1971 0.00 0.00 15.00 276.00 483.00 889.50 852.00 929.50 617.50 316.50 3.50 0.00 4382.50
1972 0.00 0.00 8.50 65.00 l 641.70 a 834.00 907.00 943.50 558.00 207.50 5.00 0.00 4105.20
1973 0.00 0.00 41.50 188.50 539.50 856.00 981.67 a 1039.00 530.50 400.00 6.00 0.00 4582.67
1974 0.00 0.00 0.00 187.50 435.00 797.00 1111.00 832.00 504.50 322.00 17.50 0.00 4206.50
1975 0.00 0.00 0.50 68.00 601.00 808.50 1086.50 918.00 506.00 343.00 86.50 0.00 4418.00
1976 0.00 1.00 30.00 118.00 p 567.00 910.50 1062.50 1086.50 670.50 217.50 15.50 0.00 4561.00
1977 0.00 a 0.00 34.00 369.00 837.50 830.00 1038.00 753.00 578.00 239.00 51.00 0.00 z 4729.50
1978 0.00 0.00 18.50 148.50 634.50 795.50 962.00 968.00 756.50 269.00 64.50 0.00 4617.00
1979 0.00 0.00 0.00 108.50 360.12 a 801.72 a 969.27 a 814.50 671.38 a 192.00 1.00 0.00 3918.49
1980 0.00 0.00 0.00 320.50 695.50 806.00 1007.50 a 871.10 a 570.00 196.00 37.50 0.00 a 4504.10
1981 0.00 8.00 60.50 276.00 553.00 734.50 973.00 926.00 580.50 231.00 74.50 0.00 4417.00
1982 0.00 0.00 7.00 193.00 615.00 658.00 1032.00 951.50 575.50 239.50 6.00 6.00 4283.50
1983 0.00 0.00 7.00 118.50 443.50 836.50 1101.50 1132.00 621.50 197.00 43.50 0.00 4501.00
1984 0.00 0.00 0.50 177.00 524.50 814.50 974.50 1020.50 474.00 317.00 26.90 a 0.00 4329.40
1985 0.00 0.00 22.50 305.50 695.50 682.50 953.50 806.00 466.50 175.50 7.50 0.00 4115.00
1986 0.00 0.00 58.00 182.00 593.50 892.50 1026.00 816.00 499.50 227.00 7.50 0.00 4302.00
1987 0.00 0.50 32.00 420.50 749.00 955.50 1110.00 887.00 645.00 163.50 60.00 0.00 5023.00
1988 0.00 0.00 12.00 218.79 a 793.50 1067.50 1129.50 1032.50 613.50 195.50 7.50 0.00 5070.29
1989 0.00 0.00 1.00 199.00 609.50 793.00 1144.50 968.50 621.50 289.50 2.00 0.00 4628.50
1990 0.00 1.50 40.50 231.00 498.50 832.50 954.50 962.50 708.00 229.00 60.00 1.50 4519.50
1991 0.00 0.00 24.00 267.00 702.00 929.00 972.50 1029.00 589.50 219.50 3.50 0.00 4736.00
1992 0.00 2.00 23.00 172.00 651.50 714.00 769.00 797.00 573.50 252.50 0.00 0.00 3954.50
1993 0.00 0.00 7.00 143.00 543.00 708.50 874.00 908.50 482.50 234.00 0.00 0.00 3900.50
1994 0.00 0.00 5.50 197.00 651.50 872.00 887.50 846.50 708.00 335.00 37.50 0.00 4540.50
1995 0.00 0.00 32.00 77.50 498.50 947.00 962.50 1021.50 603.50 187.50 0.50 0.00 4330.50
1996 0.00 0.00 0.50 99.50 451.50 884.50 924.00 950.00 620.00 266.00 3.00 0.00 4199.00
1997 0.00 0.00 0.00 149.50 464.00 905.50 955.50 889.00 714.00 338.50 0.00 0.00 4416.00
1998 0.00 2.00 16.00 299.50 708.50 755.50 1019.50 1038.00 798.00 287.00 10.50 3.50 4938.00
1999 0.00 0.00 41.00 239.00 603.50 819.50 1056.50 960.00 527.00 207.18 a 0.00 z 0.00 z 4453.68
Period of Record Statistics
MEAN 0.08 1.12 22.73 197.50 538.55 791.19 977.04 921.37 595.85 281.28 27.80 0.67 4381.74
S.D. 0.54 3.98 30.22 86.89 116.75 98.11 95.31 93.48 95.58 91.66 25.68 2.91 366.74
SKEW 8.60 4.57 2.14 0.26 0.20 0.10 -0.02 0.01 0.16 0.37 0.87 5.43 -0.17
MAX 5.17 24.00 147.50 420.50 870.50 1067.50 1277.50 1154.00 850.50 552.50 100.50 19.12 5080.00
MIN 0.00 0.00 0.00 27.41 250.07 529.50 711.00 666.50 313.50 53.50 0.00 0.00 3550.50
NO YRS 104 104 105 103 105 102 102 102 101 98 102 100 86