PARK RIVER, NORTH DAKOTA

Monthly Total Growing Degree Days

(326857)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199511
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
1903 0.00 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 35.50 i 0.00 a 0.00
1904 0.00 0.00 0.00 79.00 428.50 731.25 b 758.50 710.50 420.00 0.00 z 86.50 0.00 a 3214.25
1905 0.00 a 21.00 44.95 a 110.50 336.00 582.00 818.50 837.00 625.00 166.00 31.00 0.00 3571.95
1906 0.00 a 0.00 e 7.00 q 237.50 357.00 711.00 864.50 818.92 a 730.00 201.00 14.00 0.00 3933.92
1907 0.00 0.00 a 0.00 5.50 188.50 693.50 863.00 737.00 378.50 166.00 11.00 0.00 3043.00
1908 0.00 0.00 0.00 216.50 403.00 668.50 901.00 765.50 615.50 198.00 20.50 0.00 3788.50
1909 0.00 0.00 a 0.00 15.50 420.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 435.50
1910 0.00 a 0.00 c 124.00 b 228.00 306.90 a 856.61 b 0.00 z 0.00 z 481.03 a 287.27 a 0.00 0.00 a 2283.81
1911 0.00 c 0.00 14.50 f 200.00 331.50 i 863.50 870.07 a 839.14 b 531.00 114.00 l 0.00 c 0.00 a 3303.70
1912 0.00 a 0.00 b 0.50 161.00 474.00 699.50 841.00 695.50 418.00 228.00 0.00 0.00 3517.50
1913 0.00 0.00 0.00 259.00 362.50 796.00 801.50 911.00 560.00 131.50 23.00 2.00 3846.50
1914 0.00 0.00 a 1.50 125.17 a 548.00 751.50 1035.50 743.50 548.00 382.00 30.50 0.00 4165.67
1915 0.00 0.00 2.00 309.00 391.50 516.00 715.00 803.50 490.50 205.24 b 0.52 a 0.00 3433.26
1916 0.00 a 0.00 a 0.00 b 163.39 b 365.69 d 574.50 1030.00 864.26 b 462.22 c 100.23 a 14.00 4.02 d 3578.31
1917 0.00 a 0.00 d 4.43 c 25.00 c 375.88 c 616.03 a 958.23 c 842.54 c 518.89 c 70.50 k 63.46 d 0.00 d 3404.46
1918 0.00 b 0.00 113.15 a 174.11 b 384.92 a 690.00 762.00 857.50 350.77 d 223.41 b 12.86 b 0.00 b 3568.71
1919 0.00 b 0.00 0.00 b 108.10 a 513.71 c 262.50 v 944.00 851.00 583.93 b 111.00 0.00 0.00 g 3111.75
1920 0.00 b 0.00 z 0.00 z 33.50 o 485.50 682.50 862.00 894.35 a 632.59 a 351.16 b 7.50 0.00 3915.59
1921 0.00 0.00 j 6.00 93.50 507.76 b 812.50 950.09 d 848.00 548.04 b 235.50 5.50 0.00 a 4006.89
1922 0.00 0.00 3.00 137.50 589.00 743.00 801.00 901.00 563.33 c 200.98 a 16.50 0.00 a 3955.32
1923 0.00 0.00 c 0.00 130.86 a 472.50 821.50 967.00 0.00 z 577.00 204.08 a 39.50 0.00 3212.45
1924 0.00 0.00 c 0.00 e 51.50 228.50 588.50 805.00 728.00 411.00 318.00 3.62 a 0.00 3134.12
1925 0.00 c 0.00 b 16.50 252.50 0.00 z 683.50 380.50 o 863.57 c 0.00 z 19.52 d 8.04 b 0.00 1843.63
1926 0.00 a 0.00 d 23.00 183.50 587.00 571.00 862.32 a 762.50 387.86 b 119.35 a 0.00 k 0.00 c 3496.52
1927 0.00 0.00 4.65 a 125.50 272.59 b 623.50 781.09 c 709.00 535.50 237.00 0.00 0.00 3288.83
1928 0.00 0.00 a 20.50 87.50 528.50 550.50 825.50 720.50 415.50 149.00 3.00 0.00 b 3300.50
1929 0.00 0.00 21.50 102.60 e 317.00 675.50 897.50 862.00 400.00 281.67 b 0.00 0.50 3558.27
1930 0.00 0.00 0.00 217.00 345.00 729.00 938.50 918.00 499.50 152.00 16.00 0.00 a 3815.00
1931 0.00 0.00 0.00 a 218.33 c 398.72 b 815.50 927.50 854.16 c 630.50 264.50 35.50 0.00 4144.72
1932 0.00 10.88 a 0.00 114.00 511.00 844.00 881.00 842.50 481.50 77.00 5.50 0.00 3767.38
1933 0.00 b 0.00 2.50 97.50 530.00 892.00 1019.00 928.00 702.50 204.60 a 3.50 0.00 4379.60
1934 0.00 0.00 0.00 136.50 675.00 722.00 899.00 757.00 365.00 293.00 21.00 0.00 3868.50
1935 0.00 d 0.00 0.00 a 52.00 300.50 566.50 1032.50 773.00 447.00 168.00 0.00 0.00 3339.50
1936 0.00 a 0.00 a 0.00 30.50 597.50 677.50 1071.00 771.50 474.00 75.50 2.00 0.00 3699.50
1937 0.00 0.00 0.00 b 46.55 a 513.29 e 686.50 935.50 953.50 474.00 167.50 6.00 0.00 3782.84
1938 0.00 0.00 44.50 155.50 347.00 658.00 896.00 896.50 578.00 303.50 8.00 0.00 3887.00
1939 0.00 0.00 14.50 108.10 a 538.00 624.00 971.00 918.00 498.00 120.50 37.00 29.00 3858.10
1940 0.00 0.00 0.00 86.50 412.00 637.50 896.00 832.00 646.50 306.50 2.50 0.00 3819.50
1941 0.00 0.00 0.00 183.50 574.00 736.50 953.00 843.00 512.50 232.00 0.50 7.00 4042.00
1942 1.50 0.00 0.00 217.00 369.00 643.00 798.50 778.50 431.50 337.50 1.50 0.00 3578.00
1943 0.00 0.00 0.50 141.50 314.00 581.50 952.00 865.00 474.00 281.00 0.00 0.00 3609.50
1944 0.00 0.00 0.00 107.50 520.00 636.50 844.00 755.00 439.00 223.72 a 0.00 0.00 3525.72
1945 0.00 0.00 66.00 20.00 191.00 542.50 829.50 821.00 409.00 177.50 0.00 0.00 3056.50
1946 0.00 0.00 52.50 200.50 347.00 684.50 933.00 813.00 482.00 132.00 14.50 0.00 3659.00
1947 0.00 0.00 0.00 78.50 300.50 585.00 942.50 963.50 482.00 367.00 27.00 0.00 a 3746.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 909.52 c 878.50 730.50 275.50 14.00 0.00 2808.02
1949 0.00 a 0.00 0.00 a 257.50 526.00 749.50 913.98 a 987.00 517.50 231.50 44.00 0.00 4226.98
1950 0.00 0.00 a 0.00 20.50 339.50 708.00 833.00 748.50 593.50 233.50 8.28 a 0.00 3484.78
1951 0.00 0.00 1.00 93.00 580.00 623.00 896.00 766.50 423.50 208.00 0.00 b 0.00 3591.00
1952 0.00 0.00 3.00 373.00 502.00 802.50 917.00 888.50 685.86 a 193.50 30.50 0.00 4395.86
1953 0.00 0.00 8.50 76.50 449.50 a 726.00 890.00 959.45 a 536.50 418.50 47.00 0.00 4111.95
1954 0.00 0.00 0.00 107.00 330.50 695.69 a 934.00 806.00 483.50 216.00 21.50 0.00 a 3594.19
1955 0.00 0.00 1.50 307.00 573.00 747.00 1032.00 1009.50 525.00 271.50 0.00 0.00 4466.50
1956 0.00 0.00 0.00 11.50 413.50 879.50 837.00 845.50 438.00 345.50 16.50 0.00 3787.00
1957 0.00 0.00 9.00 170.50 512.50 631.50 1040.50 866.50 464.50 221.00 5.69 a 0.00 3921.69
1958 0.00 15.56 a 8.50 189.50 555.00 593.50 836.48 a 876.55 b 564.00 267.00 38.89 c 0.00 3944.98
1959 0.00 0.00 11.37 a 127.00 410.00 826.11 c 984.85 e 958.50 531.00 84.00 0.00 0.00 3932.82
1960 0.00 0.00 0.00 103.50 486.00 704.50 1009.00 972.00 637.00 251.00 0.00 c 0.00 4163.00
1961 0.00 b 0.00 14.50 67.00 453.00 880.34 a 932.50 1053.50 489.83 a 255.50 19.00 0.00 a 4165.17
1962 0.00 0.00 0.00 120.50 417.00 766.00 845.00 920.50 478.00 356.00 1.50 0.00 3904.50
1963 0.00 0.00 58.90 a 164.50 448.00 853.00 982.50 955.00 712.50 557.50 43.50 0.00 4775.40
1964 0.00 0.00 0.00 167.00 585.50 671.50 991.00 0.00 z 466.00 253.17 a 56.00 0.00 3190.17
1965 0.00 0.00 0.00 92.50 446.50 717.41 a 876.00 859.50 281.90 a 280.55 a 28.50 0.00 3582.86
1966 0.00 0.00 14.00 51.50 388.50 754.50 989.00 830.00 626.00 230.50 0.00 0.00 3884.00
1967 0.00 0.00 20.00 68.50 357.00 714.50 901.00 888.50 671.00 209.77 a 14.00 0.00 3844.27
1968 0.00 0.00 b 65.88 c 184.50 392.50 698.00 844.00 773.00 574.00 220.50 9.50 0.00 3761.88
1969 0.00 0.00 0.00 204.00 507.50 538.50 872.00 1057.50 604.00 83.50 19.00 10.00 3896.00
1970 0.00 0.00 0.00 52.50 398.50 889.50 993.00 924.50 598.00 228.50 3.50 0.00 4088.00
1971 0.00 0.00 0.00 149.00 460.00 801.50 795.00 907.50 562.00 281.58 a 0.50 0.00 3957.08
1972 0.00 0.00 1.00 105.50 636.00 807.00 841.00 956.00 464.50 188.50 0.00 0.00 3999.50
1973 0.00 0.00 23.25 a 117.00 500.50 795.00 888.50 968.50 516.00 336.50 0.00 0.00 4145.25
1974 0.00 0.00 0.00 117.00 331.00 783.50 1044.38 b 727.43 b 454.14 a 254.50 10.34 a 0.00 3722.29
1975 0.00 0.00 0.00 a 51.50 474.96 c 705.00 1154.50 747.88 c 473.50 259.00 96.92 d 0.00 3963.26
1976 0.00 z 0.00 5.37 e 205.00 501.34 b 0.00 z 500.50 o 950.00 649.50 195.82 a 8.50 0.00 b 2515.53
1977 0.00 0.00 a 44.00 361.50 834.00 790.00 944.50 707.00 510.50 271.77 a 53.00 0.00 4516.27
1978 0.00 0.00 0.00 a 139.50 649.50 761.00 901.00 894.00 708.50 252.00 72.00 0.00 4377.50
1979 0.00 a 0.00 0.00 34.00 311.00 754.00 966.00 803.00 653.00 210.50 5.00 0.00 3736.50
1980 0.00 0.00 0.00 342.50 710.00 778.50 989.50 773.00 488.00 167.50 28.00 0.00 4277.00
1981 0.00 3.50 28.50 223.50 498.00 711.50 941.50 947.50 570.00 233.00 101.00 0.00 4258.00
1982 0.00 0.00 3.00 188.50 554.50 583.50 939.50 820.50 560.00 222.50 2.50 0.50 3875.00
1983 0.00 0.00 0.00 105.00 382.50 784.50 1061.00 1117.50 572.50 184.00 36.50 0.00 4243.50
1984 0.00 0.00 2.50 187.00 0.00 z 0.00 z 0.00 z 0.00 z 470.00 284.00 5.50 0.00 949.00
1985 0.00 0.00 19.50 276.00 636.00 623.50 937.00 742.00 396.50 158.50 5.00 0.00 3794.00
1986 0.00 0.00 60.00 152.50 600.50 837.00 952.50 795.00 465.50 207.50 1.00 0.00 4071.50
1987 0.00 a 0.00 0.00 359.00 657.00 883.00 935.50 819.50 618.00 147.00 39.00 0.00 4458.00
1988 0.00 0.50 2.00 205.50 686.00 994.50 1033.50 969.50 534.50 220.00 1.50 0.00 4647.50
1989 0.00 0.00 0.00 118.00 597.00 739.00 1086.50 924.50 607.00 249.00 2.50 0.00 4323.50
1990 0.00 0.00 19.00 203.00 456.50 807.50 942.50 960.50 654.00 192.00 28.50 0.50 4264.00
1991 0.00 15.50 10.50 240.50 636.50 864.50 917.00 964.50 525.50 135.50 0.00 0.00 4310.00
1992 0.00 0.00 4.00 105.50 596.50 661.50 708.00 752.00 445.00 220.00 0.00 0.00 z 3492.50
1993 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 777.50 809.00 391.00 147.50 0.00 0.00 2125.00
1994 0.00 0.00 7.00 163.00 582.00 779.50 835.50 802.00 622.50 275.00 10.00 0.00 4076.50
1995 0.00 0.00 6.50 48.50 450.00 902.00 901.00 908.50 534.00 154.50 0.00 z 0.00 z 3905.00
Period of Record Statistics
MEAN 0.02 0.76 11.71 146.07 464.84 721.87 912.48 855.64 525.42 224.31 16.85 0.60 3888.60
S.D. 0.16 3.40 23.19 84.39 122.83 101.25 86.23 89.94 94.25 82.69 22.13 3.33 362.92
SKEW 9.27 4.65 2.91 0.63 0.19 0.11 0.08 0.33 0.15 0.66 1.90 7.40 -0.03
MAX 1.50 21.00 124.00 373.00 834.00 994.50 1154.50 1117.50 730.50 557.50 101.00 29.00 4775.40
MIN 0.00 0.00 0.00 5.50 188.50 516.00 708.00 695.50 281.90 19.52 0.00 0.00 3043.00
NO YRS 89 88 87 89 87 86 87 87 90 88 89 89 73