BOONE, NORTH CAROLINA

Monthly Total Growing Degree Days

(310977)

Base Temperature = 40 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 198005
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
1929 89.50 80.23 b 321.50 356.50 556.50 886.00 1008.50 799.00 694.44 c 321.00 156.00 48.00 5317.17
1930 61.00 50.81 a 18.50 243.50 506.50 574.00 827.00 767.50 594.50 200.00 100.50 4.00 3947.81
1931 34.50 18.00 11.00 239.50 518.50 761.00 975.50 846.50 780.50 458.00 298.50 189.50 5131.00
1932 137.00 136.50 114.50 271.00 542.00 797.00 970.00 869.00 658.00 392.50 93.50 120.50 5101.50
1933 105.00 58.00 139.50 277.50 691.50 824.50 869.00 848.50 832.50 388.50 131.50 153.50 5319.50
1934 68.50 7.00 125.50 330.00 613.00 839.00 998.50 917.50 734.00 410.50 190.50 12.92 a 5246.92
1935 71.00 37.00 278.50 296.00 596.50 711.00 886.50 899.50 697.00 421.00 243.50 14.00 5151.50
1936 22.73 a 55.41 a 175.50 308.50 647.50 841.00 993.00 921.50 749.00 483.50 144.00 67.50 5409.14
1937 259.37 a 21.26 a 96.50 265.50 552.50 828.00 869.50 904.00 653.50 320.50 108.50 62.50 4941.63
1938 40.50 135.50 284.50 353.50 591.50 720.00 875.50 938.00 724.00 458.00 253.50 25.00 5399.50
1939 92.00 111.50 193.50 272.07 a 600.22 b 956.00 977.50 946.50 856.50 520.00 118.50 70.00 j 5644.29
1940 2.00 64.00 123.50 271.00 524.50 795.50 863.50 865.50 580.50 398.87 a 120.00 64.00 l 4608.87
1941 80.08 a 6.00 34.00 374.00 510.50 g 859.50 970.50 993.03 a 772.50 595.50 118.00 h 41.50 m 4685.12
1942 31.53 b 4.08 d 110.05 a 386.38 a 601.50 805.50 941.00 854.50 676.00 434.00 c 197.50 40.50 5082.55
1943 55.50 j 75.00 132.02 b 241.00 599.50 870.00 b 897.00 936.72 a 598.50 359.00 118.50 80.50 4907.73
1944 33.50 99.50 160.00 269.50 630.33 a 829.00 787.92 a 796.50 668.00 332.50 98.50 16.50 4721.75
1945 0.50 61.50 332.00 378.00 464.00 736.50 871.00 830.80 a 726.00 318.50 197.50 5.00 4921.30
1946 61.50 36.00 259.50 368.50 481.50 704.50 860.00 742.00 581.79 b 365.50 214.04 d 37.50 j 4674.82
1947 85.52 b 0.00 z 23.50 343.50 525.50 685.34 a 725.50 899.50 668.00 465.00 66.00 26.50 i 4487.36
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 822.50 608.50 285.00 173.65 d 79.50 h 1889.65
1949 162.00 88.50 151.50 231.92 d 533.00 765.50 942.83 b 836.40 e 560.00 505.00 97.76 a 77.50 4951.91
1950 216.50 94.00 94.50 263.50 623.50 768.50 835.50 784.50 605.50 446.00 105.52 a 7.00 4844.52
1951 35.50 78.50 108.50 236.50 526.00 507.50 k 871.50 854.00 626.50 413.00 45.00 80.50 3875.50
1952 84.50 26.00 81.50 304.00 571.43 a 914.00 927.00 822.00 610.00 285.00 111.00 38.75 a 4775.18
1953 48.00 25.50 154.00 295.34 a 736.50 831.50 841.00 812.00 564.00 355.50 118.50 37.72 a 4819.56
1954 49.50 68.00 150.72 b 466.50 439.00 792.00 911.63 d 897.50 720.00 405.07 a 57.50 29.50 4986.92
1955 32.50 33.00 164.50 377.50 617.50 575.50 900.50 918.12 a 664.00 389.00 136.50 39.50 4848.12
1956 2.07 a 43.50 116.00 245.50 609.50 769.50 837.00 824.00 560.00 399.50 164.40 e 204.00 4774.97
1957 57.50 106.00 70.00 392.50 603.00 775.50 835.00 765.50 657.50 259.50 171.11 c 45.00 4738.11
1958 0.00 29.50 28.00 311.50 600.00 766.50 930.53 b 883.00 656.00 369.93 a 219.50 24.00 4818.47
1959 42.50 58.50 91.50 389.00 699.00 762.41 a 914.00 926.00 684.00 466.00 137.00 63.00 5232.91
1960 44.00 23.00 34.00 395.00 513.00 762.50 852.50 903.50 691.00 441.50 128.50 18.08 a 4806.58
1961 8.50 94.50 223.09 c 189.00 470.00 694.50 858.00 842.50 720.00 339.50 239.50 72.50 4751.59
1962 56.50 117.70 a 84.50 254.00 775.52 a 753.00 870.50 835.50 610.00 435.00 81.50 39.00 4912.72
1963 31.00 3.00 211.32 a 371.50 604.50 740.17 a 816.00 835.40 b 592.50 429.50 161.50 4.81 b 4801.20
1964 26.87 a 1.00 107.47 a 389.48 a 626.72 a 827.50 865.00 821.50 a 625.00 253.50 237.50 86.50 4868.03
1965 61.50 86.15 b 119.00 417.00 715.00 708.00 888.00 863.00 690.50 319.00 156.72 a 51.00 5074.88
1966 29.97 a 31.00 152.50 299.00 597.50 733.00 889.50 848.50 573.00 329.00 171.50 54.00 4708.47
1967 63.00 37.33 a 264.50 448.00 527.00 705.50 800.00 765.00 490.71 b 341.50 92.59 a 92.50 4627.63
1968 23.77 a 0.00 200.50 378.21 b 538.50 770.50 881.50 901.58 a 598.50 372.52 a 163.97 a 11.88 a 4841.43
1969 51.50 14.00 24.69 d 380.69 a 589.00 b 802.00 922.00 795.00 597.50 383.50 78.50 8.50 4646.88
1970 26.72 b 24.00 128.98 c 393.75 b 619.48 a 769.50 884.50 827.50 705.00 a 360.50 122.07 a 104.50 4966.51
1971 23.50 46.67 a 76.50 318.50 512.02 a 798.50 829.50 831.83 d 704.50 531.50 125.89 b 210.28 a 5009.19
1972 76.50 30.07 b 122.00 350.50 537.52 c 653.57 b 841.81 b 836.47 b 666.96 b 315.17 a 113.28 a 158.21 b 4702.05
1973 21.50 17.00 250.58 a 261.72 a 512.02 a 795.56 c 880.06 d 841.65 a 730.86 a 445.00 224.48 a 52.70 a 5033.13
1974 211.50 50.62 b 252.81 b 347.59 a 624.98 c 624.31 a 832.02 c 804.34 c 571.00 332.50 146.50 49.08 a 4847.25
1975 85.50 60.00 120.38 a 291.11 c 660.62 b 742.50 b 836.47 b 882.47 a 611.90 a 469.65 a 225.00 68.20 a 5053.79
1976 12.50 152.00 233.00 361.03 a 507.00 698.50 809.50 768.80 a 579.31 a 283.00 65.36 b 22.50 4492.50
1977 0.00 48.00 238.50 420.00 668.05 a 761.00 966.50 901.50 721.50 300.91 b 234.83 a 62.57 d 5323.37
1978 5.50 0.00 b 142.50 386.00 562.13 a 801.21 a 915.50 916.50 778.50 357.00 224.46 b 57.00 5146.30
1979 10.00 29.50 193.23 a 340.50 577.63 a 718.97 a 851.00 883.50 a 669.50 345.00 197.22 c 52.50 4868.55
1980 23.50 56.39 b 91.97 a 318.50 608.63 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1098.99
Period of Record Statistics
MEAN 57.99 52.60 145.42 326.87 582.97 767.44 884.07 855.44 660.57 384.42 151.58 61.39 4929.40
S.D. 55.96 38.76 81.12 63.62 71.13 75.61 59.44 55.00 75.49 78.03 59.13 52.22 268.50
SKEW 1.86 0.70 0.41 0.00 0.42 -0.28 0.14 0.11 0.35 0.22 0.36 1.41 -0.80
MAX 259.37 152.00 332.00 466.50 775.52 956.00 1008.50 993.03 856.50 595.50 298.50 210.28 5409.14
MIN 0.00 0.00 11.00 189.00 439.00 574.00 725.50 742.00 490.71 200.00 45.00 4.00 3947.81
NO YRS 50 50 51 51 50 49 50 51 51 51 50 45 43