MAYVILLE, NORTH DAKOTA

Monthly Total Growing Degree Days

(325660)

Base Temperature = 40 F

File last updated on Apr 4, 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
1893 0.00 l 0.00 q 0.50 0.00 c 336.35 a 866.50 885.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2088.35
1894 0.00 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
1895 0.00 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
1896 0.00 n 0.00 s 0.00 127.00 635.00 0.00 z 0.00 z 432.50 k 413.04 b 122.93 b 0.00 a 0.00 c 1297.97
1897 0.00 f 0.00 c 2.50 h 151.50 525.50 216.50 q 903.02 d 609.50 i 0.00 z 252.65 a 8.50 q 0.50 m 1832.67
1898 0.00 f 1.75 d 7.75 a 236.00 424.70 a 0.00 z 0.00 z 603.00 h 588.62 a 67.00 0.00 z 0.00 z 1325.82
1899 0.00 z 0.00 a 0.00 0.00 z 501.68 a 769.50 911.50 837.50 526.50 161.00 26.50 1.00 h 3734.18
1900 1.07 b 0.00 b 3.50 298.50 h 651.00 892.00 898.00 759.50 396.50 319.50 8.50 0.00 e 3929.57
1901 0.00 a 0.00 a 0.00 a 227.88 d 630.00 723.50 962.79 e 866.00 449.00 255.50 0.00 0.00 4114.67
1902 0.00 0.00 a 16.00 90.50 531.50 619.50 922.00 0.00 z 451.20 e 0.00 z 20.50 0.00 2651.20
1903 0.00 0.00 0.00 114.23 d 376.13 a 560.50 692.33 a 392.00 i 373.45 a 213.00 f 72.78 c 0.00 l 2189.42
1904 0.00 v 0.00 v 0.00 z 0.00 z 463.00 384.50 m 764.67 a 766.73 a 546.00 289.50 165.50 0.00 2995.40
1905 0.00 0.00 a 30.00 106.00 336.50 605.00 810.50 850.00 0.00 z 187.50 24.00 0.00 2949.50
1906 0.00 0.00 10.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 14.00 y 7.50 b 0.00 l 17.50
1907 0.00 i 0.00 b 0.00 a 24.00 184.97 a 0.00 z 852.00 763.12 a 27.50 x 173.00 9.00 0.00 b 2006.08
1908 0.00 b 0.00 e 0.00 255.54 b 379.00 687.00 897.50 761.16 c 638.50 96.00 l 47.50 0.00 3666.20
1909 0.00 0.00 0.00 29.50 427.00 755.17 a 891.50 894.50 570.50 262.00 152.50 0.00 z 3982.67
1910 0.00 a 0.00 205.12 a 332.14 b 452.00 1063.39 b 1184.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3237.15
1911 0.00 0.00 84.50 337.22 c 692.91 d 1045.00 1025.67 b 545.00 n 602.59 a 307.02 e 0.00 i 0.00 j 4094.91
1912 0.00 b 0.00 a 3.00 209.48 a 563.00 699.50 891.00 749.00 445.18 b 257.50 11.00 0.00 3828.66
1913 0.00 c 0.00 6.00 280.50 411.50 817.50 837.50 966.50 588.00 165.00 34.14 a 0.00 4106.64
1914 0.00 0.00 13.00 141.00 556.00 748.00 1070.50 814.00 658.50 428.50 58.50 0.00 4488.00
1915 0.00 0.00 0.00 392.50 391.00 566.50 784.50 769.50 574.50 295.57 b 23.50 0.00 3797.57
1916 0.00 0.00 0.00 137.59 a 413.00 593.50 1087.50 860.00 512.50 139.50 37.50 0.00 3781.09
1917 0.00 0.00 6.50 27.00 382.00 614.00 964.50 820.50 557.50 85.50 65.50 0.00 a 3523.00
1918 0.00 0.00 100.50 172.00 445.50 718.50 815.50 553.50 m 362.00 293.50 32.50 0.00 2940.00
1919 0.00 0.00 0.00 a 144.00 509.95 a 823.50 999.00 870.00 654.50 141.00 0.00 0.00 4141.95
1920 0.00 0.00 7.50 18.50 405.50 628.00 834.00 847.00 545.50 327.50 6.50 0.00 3620.00
1921 0.00 0.00 12.50 106.50 459.00 828.00 944.50 791.03 b 572.00 213.00 5.00 0.00 3931.53
1922 0.00 0.00 0.50 118.50 515.00 692.14 b 801.00 0.00 z 0.00 z 0.00 z 27.50 0.00 2154.64
1923 0.00 a 0.00 0.00 108.50 0.00 z 787.50 0.00 z 0.00 z 575.50 212.50 0.00 z 0.00 z 1684.00
1924 0.00 k 0.00 0.00 56.00 167.00 543.00 795.15 a 788.50 473.00 284.50 f 13.50 0.00 2836.15
1925 0.00 0.50 42.50 297.50 455.50 689.50 860.00 934.50 602.00 33.00 14.50 0.00 a 3929.50
1926 0.00 0.00 31.50 235.50 621.50 619.00 889.00 828.50 482.59 a 179.50 2.50 0.00 3889.59
1927 0.00 0.00 12.50 147.50 303.50 693.00 834.50 759.00 583.97 a 257.00 0.50 0.00 3591.47
1928 0.00 0.00 33.00 112.50 593.50 600.50 913.50 834.50 488.50 230.50 25.50 0.00 3832.00
1929 0.00 0.00 35.65 a 151.00 364.00 692.00 969.50 904.50 457.50 253.00 0.00 0.00 a 3827.15
1930 0.00 a 2.50 1.50 215.50 411.50 756.50 996.77 e 943.50 526.00 176.00 10.50 0.00 4040.27
1931 0.00 0.00 0.00 183.50 428.83 a 860.00 1022.50 868.50 682.76 a 328.50 61.50 0.00 4436.09
1932 0.00 10.88 a 0.00 152.00 532.50 866.50 956.50 0.00 z 572.00 135.50 0.00 0.50 3226.38
1933 0.00 0.00 9.00 141.50 504.50 954.00 1002.50 931.00 674.00 133.50 1.50 0.00 b 4351.50
1934 0.00 0.00 b 8.00 193.00 765.50 849.50 1056.00 894.00 473.50 362.00 44.50 0.00 4646.00
1935 0.00 0.00 a 15.00 92.07 a 384.40 a 718.50 1102.50 892.50 563.00 280.00 0.00 0.00 4047.97
1936 0.00 0.00 0.00 90.50 748.50 875.50 1343.50 1048.50 731.00 197.00 12.93 a 0.00 5047.43
1937 0.00 0.00 0.00 118.00 577.50 731.50 919.00 0.00 z 660.50 153.00 12.00 0.00 3171.50
1938 0.00 0.00 86.00 246.50 373.50 639.50 968.00 1047.00 739.00 440.20 a 40.00 0.00 4579.70
1939 0.00 0.00 39.50 146.00 681.00 684.00 1090.50 996.50 639.50 132.00 18.50 26.00 4453.50
1940 0.00 a 0.00 0.00 99.50 468.50 633.50 993.50 856.50 749.00 393.00 0.00 0.00 4193.50
1941 0.00 z 0.00 2.50 242.50 598.00 790.00 997.00 905.50 536.00 243.00 12.00 11.88 a 4338.38
1942 0.00 0.00 4.50 283.00 420.00 674.00 910.50 0.00 z 0.00 z 0.00 z 21.00 0.00 2313.00
1943 0.00 0.00 25.50 211.00 385.00 244.50 s 1061.00 923.50 528.50 315.50 1.50 0.00 b 3451.50
1944 0.00 0.00 a 0.00 139.00 585.00 735.50 882.00 857.00 513.50 297.00 15.00 0.00 4024.00
1945 0.00 0.00 110.00 65.00 269.50 606.50 902.50 923.50 473.50 221.50 0.00 0.00 3572.00
1946 0.00 0.00 84.50 291.50 425.50 735.00 968.00 853.02 a 507.00 162.00 12.00 0.00 4038.52
1947 0.00 0.00 6.50 103.00 354.00 636.50 985.00 1002.50 540.50 415.00 27.50 0.00 4070.50
1948 0.00 0.00 0.00 179.50 527.00 729.50 946.00 933.00 732.50 276.42 a 26.50 0.00 4350.42
1949 0.00 0.00 0.00 270.00 536.96 c 776.00 969.00 1027.50 535.50 264.50 45.00 0.00 4424.46
1950 0.00 0.00 a 0.00 38.00 351.00 752.00 856.50 768.00 610.00 244.00 7.76 a 0.00 d 3627.26
1951 0.00 a 0.00 0.00 a 98.00 560.50 616.03 a 889.18 a 758.98 a 459.50 219.00 0.50 0.00 3601.70
1952 0.00 0.00 a 2.50 316.50 475.50 813.00 892.00 851.47 a 656.90 a 174.00 22.50 0.00 4204.36
1953 0.00 0.00 4.00 58.97 a 476.50 743.00 916.05 a 961.50 558.50 422.50 64.50 0.00 4205.52
1954 0.00 0.00 1.00 140.50 333.50 695.00 932.50 847.85 a 528.00 220.50 32.00 0.00 3730.85
1955 0.00 0.00 5.88 b 308.00 616.90 a 730.00 1033.50 969.00 546.00 275.50 2.50 0.00 4487.28
1956 0.00 0.00 0.00 22.00 422.00 881.50 832.00 845.00 475.50 348.75 a 20.00 2.50 3849.25
1957 0.00 0.00 8.50 194.50 492.38 a 675.00 1037.00 895.00 460.00 222.00 4.00 0.00 3988.38
1958 0.00 20.00 9.30 a 178.00 564.00 613.45 a 823.00 879.48 d 589.50 259.00 19.00 0.00 3954.73
1959 0.00 a 0.00 a 24.00 133.00 457.00 818.50 982.00 964.00 528.00 100.00 0.00 0.00 4006.50
1960 0.00 0.00 0.00 124.50 477.00 678.00 939.00 952.50 630.00 278.00 3.00 0.00 4082.00
1961 0.00 0.00 24.00 69.00 411.00 851.00 914.50 1039.50 439.50 239.00 7.50 0.00 3995.00
1962 0.00 0.00 0.00 122.00 466.50 783.00 852.50 940.00 487.00 344.50 8.00 2.07 a 4005.57
1963 0.00 0.00 81.50 166.50 446.00 867.00 996.00 904.00 653.00 527.00 43.00 0.00 4684.00
1964 0.00 0.00 0.00 185.00 619.50 718.00 1015.50 761.50 474.50 213.00 73.50 0.00 4060.50
1965 0.00 0.00 0.00 90.50 449.50 711.00 873.50 813.00 257.00 272.50 31.00 0.00 3498.00
1966 0.00 0.00 16.50 62.00 377.00 755.50 990.50 782.00 573.50 217.00 0.00 0.00 3774.00
1967 0.00 0.00 38.00 69.00 355.50 673.50 886.50 826.00 619.50 203.00 17.50 0.00 3688.50
1968 0.00 0.00 73.00 183.00 373.50 669.31 a 876.27 a 831.50 578.50 208.00 7.50 0.00 3800.58
1969 0.00 0.00 0.00 214.50 529.50 557.50 905.00 1020.50 605.00 98.50 21.00 2.00 3953.50
1970 0.00 0.00 0.00 94.50 405.50 886.00 1006.50 930.50 603.50 231.50 1.50 0.00 4159.50
1971 0.00 0.00 4.00 219.50 473.00 811.50 813.50 905.00 573.50 271.50 0.00 0.00 4071.50
1972 0.00 0.00 3.00 114.50 606.50 813.50 841.50 932.00 488.50 190.00 0.00 0.00 3989.50
1973 0.00 0.00 22.00 157.50 538.50 802.00 915.00 1018.00 521.50 352.50 2.50 0.00 4329.50
1974 0.00 0.00 0.00 146.00 386.00 773.50 1059.50 775.50 462.50 255.00 9.00 0.00 3867.00
1975 0.00 0.00 2.50 52.50 533.50 760.00 1049.50 867.00 490.00 288.50 92.50 0.00 4136.00
1976 0.00 0.50 9.50 216.00 565.50 850.00 972.00 1004.00 631.50 180.00 11.50 0.00 4440.50
1977 0.00 0.00 21.00 343.00 808.50 804.50 978.50 692.69 b 500.50 251.50 41.50 0.00 4441.69
1978 0.00 0.00 a 6.50 129.50 613.50 761.50 921.50 900.00 683.50 238.00 58.97 a 0.00 4312.97
1979 0.00 0.00 0.00 43.50 323.00 743.50 950.00 817.00 649.50 181.87 a 0.00 d 0.00 3708.37
1980 0.00 0.00 0.00 309.50 697.00 807.50 998.50 817.50 502.50 176.00 29.00 0.00 b 4337.50
1981 0.00 0.50 30.00 231.00 512.00 688.50 941.50 933.50 521.50 206.00 79.00 0.00 4143.50
1982 0.00 0.00 0.00 168.50 526.00 567.50 917.50 825.00 503.50 204.50 1.00 2.50 3716.00
1983 0.00 0.00 0.00 102.50 362.00 750.50 1026.50 1011.50 453.00 128.00 18.50 0.00 3852.50
1984 0.00 0.00 0.00 100.50 486.50 787.00 946.00 988.50 432.50 278.00 9.00 0.00 4028.00
1985 0.00 0.00 16.00 259.00 615.00 628.50 908.00 741.00 397.50 161.00 4.00 0.00 t 3730.00
1986 0.00 0.00 56.50 163.00 572.50 877.50 997.00 822.50 510.50 226.50 1.50 0.00 4227.50
1987 0.00 0.00 16.50 401.00 680.50 911.50 1047.50 846.50 637.50 152.00 48.50 0.00 4741.50
1988 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 z 0.00
1989 0.00 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
1990 0.00 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
1991 0.00 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
1992 0.00 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
1993 0.00 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
1994 0.00 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
1995 0.00 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
1996 0.00 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
1997 0.00 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
1998 0.00 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
1999 0.00 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
2000 0.00 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
2001 0.00 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
2002 0.00 z 0.00 z 0.00 z 0.00 z 298.00 850.00 985.50 835.50 618.00 59.50 6.00 0.00 3652.50
2003 0.00 0.00 21.70 a 186.00 431.00 730.00 933.50 971.00 565.00 277.00 0.50 0.00 4115.70
2004 0.00 0.00 6.20 a 123.50 332.50 643.50 839.00 647.00 589.50 192.00 13.00 0.00 3386.20
2005 0.00 0.00 a 14.50 243.00 394.00 799.00 930.00 822.50 605.50 231.00 40.50 0.00 4080.00
2006 0.00 0.00 0.00 280.50 516.00 802.50 1043.50 859.00 502.50 155.50 23.50 0.00 4183.00
2007 0.00 0.00 z 18.00 198.00 541.00 835.00 968.00 763.50 541.50 248.00 20.00 0.00 4133.00
2008 0.00 0.00 0.00 71.50 335.00 679.00 865.50 843.50 540.00 187.00 41.00 0.00 3562.50
2009 0.00 0.00 1.50 92.00 345.50 683.50 779.50 753.00 687.00 66.50 25.50 0.00 3434.00
2010 0.00 a 0.00 24.50 254.50 477.00 730.00 916.00 897.50 423.50 282.00 36.00 0.00 a 4041.00
2011 0.00 c 0.00 0.00 c 102.00 377.88 b 690.54 b 1010.60 a 904.34 b 592.22 c 295.69 e 24.81 d 0.00 c 3998.08
2012 2.14 b 0.00 e 107.97 b 149.42 d 531.17 e 821.11 c 1056.77 c 830.69 d 489.50 126.50 0.00 0.00 4115.26
2013 0.00 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
Period of Record Statistics
MEAN 0.03 0.37 16.91 162.38 476.66 743.12 940.25 870.84 547.01 231.73 23.24 0.51 4043.35
S.D. 0.24 2.28 31.56 88.15 119.21 102.92 94.65 86.30 89.46 88.81 28.75 2.97 325.82
SKEW 7.70 7.48 3.19 0.53 0.25 0.40 0.67 0.10 -0.13 0.47 2.53 7.49 0.39
MAX 2.14 20.00 205.12 401.00 808.50 1063.39 1343.50 1048.50 749.00 527.00 165.50 26.00 5047.43
MIN 0.00 0.00 0.00 0.00 167.00 543.00 692.33 647.00 257.00 33.00 0.00 0.00 3386.20
NO YRS 96 100 102 99 102 97 100 89 96 95 98 93 76