BOONE, NORTH CAROLINA

Monthly Total Heating Degree Days

(310977)

Base Temperature = 65 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 857.00 769.46 b 476.00 402.50 228.50 36.00 0.00 35.00 138.33 c 454.50 746.00 1059.50 5202.79
1930 1003.00 838.96 a 967.50 520.50 268.50 191.50 34.00 73.50 162.00 622.00 866.50 1136.50 6684.46
1931 989.00 812.50 897.00 522.50 261.50 74.50 0.50 41.00 69.50 319.50 456.50 643.00 5087.00
1932 712.00 621.50 875.00 485.50 233.00 32.00 5.50 18.50 137.00 382.50 738.50 763.00 5004.00
1933 758.00 838.50 728.50 472.50 103.00 58.00 24.00 27.00 21.50 397.50 709.00 687.00 4824.50
1934 873.00 987.00 731.50 431.50 167.50 15.50 0.00 18.00 41.00 365.50 611.50 984.77 a 5226.77
1935 923.00 797.00 532.50 473.00 184.50 56.00 1.00 30.50 81.50 354.50 543.00 1149.00 5125.50
1936 1060.72 a 935.25 a 643.50 474.50 137.50 27.50 9.50 14.50 59.50 294.00 683.50 798.00 5137.97
1937 554.38 a 886.15 a 783.50 504.00 246.50 11.00 18.00 0.00 138.00 484.50 763.50 909.00 5298.53
1938 933.50 642.50 512.00 409.50 200.50 70.00 4.50 4.50 78.00 317.00 579.00 935.50 4686.50
1939 874.00 662.50 623.50 483.62 a 199.90 b 0.00 0.00 3.50 30.00 270.00 680.00 503.00 j 3827.02
1940 1308.00 817.00 782.50 494.00 264.00 36.00 37.50 17.00 182.50 376.13 a 684.50 481.50 l 4999.13
1941 853.02 a 986.50 952.00 376.00 137.50 g 15.50 0.00 0.00 a 54.00 221.50 478.00 h 478.00 m 3458.52
1942 1035.29 b 1006.25 d 750.72 a 373.97 a 182.00 16.00 2.00 33.00 134.00 347.64 c 588.00 921.50 5390.37
1943 566.50 j 792.00 756.83 b 547.00 179.50 3.21 b 22.00 8.78 a 194.50 422.50 699.00 891.00 4516.33
1944 919.50 745.00 711.50 509.50 153.97 a 17.50 36.68 a 71.00 118.00 445.00 761.00 1058.00 5546.65
1945 1019.00 787.00 450.00 382.50 318.00 71.00 9.00 33.07 a 61.50 457.50 642.50 1120.00 5351.07
1946 944.00 776.00 536.50 384.50 293.50 76.00 20.00 71.00 183.21 b 409.50 564.81 d 598.00 j 4259.02
1947 786.22 b 0.00 z 1001.00 406.50 255.00 117.93 a 78.00 0.00 131.00 310.00 760.00 621.00 i 3845.66
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 26.50 151.50 494.50 583.27 d 565.50 h 1255.77
1949 703.00 680.00 741.50 525.00 d 243.50 59.00 0.00 b 26.83 e 208.00 271.50 707.07 a 816.50 4981.90
1950 584.00 716.50 812.50 534.50 156.50 62.50 15.50 38.50 163.00 329.00 851.38 a 1093.50 5357.38
1951 962.00 817.00 744.50 528.00 249.00 31.50 k 25.50 21.50 147.50 373.50 892.50 933.00 5694.00
1952 851.00 814.00 798.50 465.50 204.60 a 10.00 9.00 45.00 166.50 506.00 717.00 931.03 a 5518.13
1953 868.50 791.00 670.00 469.66 a 84.50 26.50 41.00 35.50 204.00 422.00 735.50 953.77 a 5301.92
1954 927.00 749.00 730.64 b 285.00 346.00 44.50 4.59 d 13.00 89.50 403.52 a 843.50 1041.50 5477.75
1955 1074.00 834.00 701.00 374.00 179.50 185.00 3.50 0.00 a 97.00 393.50 753.50 1021.00 5616.00
1956 1189.37 a 806.00 770.50 533.50 182.00 58.50 13.50 32.00 214.50 375.50 669.00 e 662.50 5506.87
1957 977.00 689.00 798.00 368.50 179.00 27.00 20.50 67.50 124.00 532.00 647.22 c 895.00 5324.72
1958 1167.00 1134.50 873.50 440.50 182.00 46.00 0.00 b 6.00 119.50 405.07 a 562.50 1013.50 5950.07
1959 1016.00 766.50 778.00 369.50 105.00 54.83 a 0.00 0.00 105.50 318.00 695.50 861.50 5070.33
1960 966.00 947.00 1174.50 366.00 272.00 41.50 8.50 0.50 97.50 334.00 658.00 1090.68 a 5956.18
1961 1124.00 743.50 582.36 c 590.00 305.00 81.50 21.50 20.50 95.00 436.00 578.00 903.00 5480.36
1962 982.50 667.85 a 822.50 533.00 61.48 a 28.00 9.50 18.50 177.50 369.50 715.50 1061.00 5446.83
1963 1073.00 990.50 602.43 a 382.50 190.00 55.86 a 39.00 18.17 b 166.50 345.50 659.00 1209.53 b 5732.00
1964 961.52 a 1007.00 728.50 a 373.97 a 158.62 a 33.50 11.00 45.98 a 138.50 528.00 560.50 846.00 5393.08
1965 941.00 844.85 b 798.50 338.00 70.00 72.00 0.00 19.00 98.00 467.00 631.03 a 859.50 5138.88
1966 1185.75 a 889.50 731.00 467.50 180.00 68.50 4.50 16.00 184.50 446.00 661.00 942.50 5776.75
1967 886.50 926.59 a 570.00 306.00 261.00 90.50 37.50 48.00 259.29 b 434.50 746.38 a 828.50 5394.76
1968 1034.37 a 1107.00 654.50 380.89 b 240.50 42.00 5.50 43.40 a 152.50 411.78 a 687.93 a 1016.80 a 5777.17
1969 1037.00 936.00 959.28 d 369.31 a 196.16 b 44.00 0.00 39.50 165.00 401.00 762.00 1055.00 5964.24
1970 1118.14 b 853.00 736.80 c 362.68 b 163.27 a 40.50 14.00 25.00 74.48 a 414.50 732.41 a 837.50 5372.28
1971 1052.00 899.11 a 857.00 435.00 262.98 a 21.00 14.00 16.07 d 57.50 247.00 739.29 b 647.38 a 5248.34
1972 852.00 954.85 b 740.00 415.50 237.48 c 110.36 b 36.34 b 8.02 b 95.36 b 462.42 a 745.86 a 704.45 b 5362.64
1973 986.50 898.00 540.95 a 507.93 a 263.50 a 21.67 c 2.87 d 14.98 a 51.21 a 332.00 567.93 a 933.62 a 5121.16
1974 602.50 782.92 b 553.19 b 409.66 a 168.29 c 137.59 a 7.20 c 11.07 c 182.00 452.50 661.00 920.18 a 4888.09
1975 827.50 746.00 768.28 a 474.44 c 138.43 b 45.00 b 2.14 b 4.13 a 162.93 a 305.35 a 585.00 898.48 a 4957.69
1976 1078.50 669.50 568.50 388.97 a 268.00 77.00 41.50 50.12 a 175.86 a 509.50 796.61 b 1025.50 5649.55
1977 1389.00 902.50 566.00 333.50 119.87 a 68.50 13.00 5.00 68.00 479.97 b 587.07 a 987.41 d 5519.81
1978 1261.00 1076.92 b 746.50 370.00 226.30 a 27.41 a 6.50 0.50 47.50 418.00 540.00 b 870.00 5590.64
1979 1154.50 997.50 624.13 a 409.50 204.08 a 70.34 a 28.50 27.38 a 106.00 432.00 591.11 c 854.00 5499.06
1980 930.50 1004.26 b 801.87 a 434.50 176.18 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3347.31
Period of Record Statistics
MEAN 963.31 846.86 730.53 435.22 203.03 54.61 14.77 24.39 124.72 398.08 678.81 928.21 5393.97
S.D. 171.92 124.35 145.15 70.53 63.65 40.47 16.06 19.88 54.80 79.83 93.67 137.06 360.36
SKEW -0.13 0.29 0.40 0.09 -0.14 1.58 1.56 0.81 0.08 0.14 0.09 -0.26 0.95
MAX 1389.00 1134.50 1174.50 590.00 346.00 191.50 78.00 73.50 259.29 622.00 892.50 1209.53 6684.46
MIN 554.38 621.50 450.00 285.00 61.48 0.00 0.00 0.00 21.50 221.50 456.50 643.00 4686.50
NO YRS 50 50 51 51 50 49 50 51 51 51 50 45 43