BRANDENBERG, MONTANA

Monthly Total Growing Degree Days

(241084)

Base Temperature = 40 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1956 0.00 z 0.00 z 0.00 z 0.00 z 529.50 921.50 967.50 860.00 596.50 311.00 24.50 43.50 4254.00
1957 0.00 9.50 23.50 149.50 492.00 652.50 1084.00 973.00 549.50 240.50 29.00 14.00 4217.00
1958 4.00 17.00 23.00 197.00 670.50 635.50 807.00 1000.50 614.00 312.00 41.00 11.00 4332.50
1959 0.00 0.00 36.50 191.00 337.50 856.00 1003.00 975.00 532.00 168.00 24.50 11.00 4134.50
1960 0.00 4.50 136.50 183.00 210.00 q 404.00 n 1135.00 899.50 607.00 292.00 18.50 0.00 3276.00
1961 6.00 28.50 91.00 150.00 516.50 942.00 1067.50 1095.00 395.50 213.00 15.00 0.00 4520.00
1962 17.00 31.00 35.00 300.00 484.50 768.50 902.50 909.00 494.50 344.50 60.00 8.50 4355.00
1963 6.50 24.00 118.00 164.00 463.50 744.00 1016.00 966.00 678.00 389.50 47.00 7.50 4624.00
1964 1.00 0.00 31.00 186.50 521.50 709.50 1105.50 844.00 441.50 261.00 40.00 0.00 4141.50
1965 0.00 14.00 4.00 195.00 417.00 681.50 974.50 865.50 258.50 357.00 52.00 11.00 3830.00
1966 0.00 0.00 85.50 117.00 567.00 737.50 1152.00 844.00 726.00 260.00 18.50 14.00 4521.50
1967 1.00 25.00 64.50 142.50 403.50 649.00 972.50 926.50 654.50 265.50 42.00 0.00 4146.50
1968 5.00 8.50 96.50 141.50 381.50 640.50 922.00 802.00 562.50 257.00 26.50 0.00 3843.50
1969 1.00 0.00 32.50 324.00 477.00 579.50 878.50 975.50 646.50 103.00 45.00 3.00 4065.50
1970 0.00 0.00 8.50 87.00 484.00 768.50 997.00 984.00 502.00 157.00 18.00 0.00 4006.00
1971 0.00 3.00 31.00 179.00 452.00 749.00 848.50 1060.00 455.00 221.50 40.50 0.00 4039.50
1972 0.00 3.50 135.00 158.50 492.00 810.50 811.00 885.00 448.50 176.50 12.50 15.00 3948.00
1973 4.00 6.50 37.50 109.50 398.00 704.50 906.50 949.50 510.00 302.00 15.50 3.50 3947.00
1974 14.50 9.00 65.00 243.50 348.00 758.00 1047.50 741.50 455.00 288.50 22.50 0.00 3993.00
1975 0.00 0.00 12.50 105.50 397.50 618.00 1014.50 807.00 483.00 237.00 88.00 6.50 3769.50
1976 1.00 10.00 46.00 259.50 514.50 685.50 1012.50 931.00 615.50 209.50 30.00 6.00 4321.00
1977 0.00 10.50 45.50 309.50 568.50 843.50 1017.00 784.50 553.50 286.50 31.50 3.50 4454.00
1978 0.00 0.00 101.00 228.00 218.00 o 0.00 z 0.00 z 272.00 t 602.50 236.50 69.50 0.00 1237.50
1979 0.00 0.00 10.00 162.93 a 431.50 752.50 988.90 a 932.50 680.00 326.00 5.50 28.00 4317.83
1980 3.00 13.50 9.30 a 344.00 598.00 815.00 1053.48 a 827.50 605.50 279.00 84.50 51.00 j 4632.78
1981 7.00 41.50 63.50 321.00 497.11 c 386.50 k 782.00 g 979.50 676.00 212.00 82.50 12.00 2892.11
1982 0.00 31.00 35.00 172.00 379.00 648.00 943.50 1013.00 0.00 z 207.50 7.24 a 0.00 3436.24
1983 4.50 16.50 57.87 a 162.50 375.50 692.50 1043.50 1155.50 517.24 a 286.23 a 72.00 0.00 4383.84
1984 27.00 6.00 33.50 173.50 480.50 744.50 1062.00 1063.00 440.50 198.92 a 10.50 0.00 a 4239.92
1985 0.00 0.50 26.50 308.00 645.50 694.50 1057.00 828.50 458.00 226.00 38.50 1.55 a 4284.55
1986 4.50 37.00 179.50 225.50 472.00 914.50 981.00 955.00 465.00 a 273.50 35.50 0.00 4543.00
1987 4.00 21.50 78.50 412.00 644.50 804.50 986.83 a 805.00 578.50 247.50 55.50 16.50 4654.83
1988 1.50 33.00 88.00 284.50 698.50 1171.00 1105.50 960.00 547.50 329.50 54.00 17.50 5290.50
1989 9.00 0.00 60.00 221.00 488.50 706.50 1130.00 944.00 627.50 264.50 78.50 8.00 4537.50
1990 0.50 21.00 63.00 258.00 467.50 740.50 982.50 988.50 705.50 224.00 71.50 4.50 4527.00
1991 2.00 20.00 37.00 190.00 512.00 773.50 955.50 1033.50 614.50 282.00 20.00 4.00 4444.00
1992 28.00 36.50 89.00 264.50 549.00 804.00 787.00 791.00 550.00 302.50 20.00 0.00 4221.50
1993 0.00 0.00 92.00 194.50 568.00 658.00 730.50 798.00 476.00 242.00 14.00 1.50 3774.50
1994 0.00 0.00 93.50 269.00 598.50 793.50 968.00 1007.50 668.00 237.50 8.50 0.00 4644.00
1995 5.50 71.50 112.00 113.50 382.00 677.50 926.00 1004.50 546.50 214.00 74.00 13.50 4140.50
1996 15.50 45.50 23.00 223.00 360.00 831.50 928.00 994.50 547.50 235.50 2.00 0.00 4206.00
1997 1.50 4.50 117.50 165.00 476.50 826.00 955.00 949.00 700.00 310.50 43.00 0.00 4548.50
1998 0.00 1.50 51.50 259.00 587.50 621.50 1163.50 1061.00 813.00 265.50 67.00 22.50 4913.50
1999 5.00 26.50 120.50 241.50 461.00 708.50 998.41 b 1016.50 447.86 b 281.00 169.66 a 6.00 4482.43
2000 0.00 19.00 75.50 271.50 536.00 714.83 a 1124.50 1036.95 a 613.50 290.76 b 7.50 1.50 4691.54
2001 1.55 a 0.50 31.00 223.00 575.64 b 754.50 1068.50 1082.50 685.00 245.00 113.50 0.52 a 4781.20
2002 16.50 16.00 4.50 184.00 420.50 818.50 1171.50 888.00 659.00 160.00 62.50 4.50 4405.50
2003 12.00 6.50 91.00 330.50 490.00 677.50 1106.00 1138.50 572.50 397.50 30.50 1.00 4853.50
2004 0.50 7.50 185.50 304.00 473.50 632.50 1002.00 838.00 628.50 268.50 80.50 28.00 4449.00
2005 41.50 24.00 90.00 256.00 419.00 726.00 1079.00 922.50 671.50 274.50 65.00 7.50 4576.50
2006 12.50 13.50 28.50 0.00 z 518.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 572.50
Period of Record Statistics
MEAN 5.28 14.38 64.12 217.45 490.23 748.02 998.74 940.65 568.90 259.41 43.70 6.87 4343.65
S.D. 8.52 15.19 43.86 72.09 85.42 104.27 100.66 98.49 102.51 57.57 32.13 9.13 323.71
SKEW 2.39 1.39 0.79 0.40 0.35 1.53 -0.52 0.01 -0.34 -0.05 1.40 1.92 0.35
MAX 41.50 71.50 185.50 412.00 698.50 1171.00 1171.50 1155.50 813.00 397.50 169.66 43.50 5290.50
MIN 0.00 0.00 4.00 87.00 337.50 579.50 730.50 741.50 258.50 103.00 2.00 0.00 3769.50
NO YRS 50 50 50 49 49 47 48 49 49 50 50 49 44