NANTUCKET MEM AP, MASSACHUSETTS

Monthly Total Heating Degree Days

(195159)

Base Temperature = 65 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201210
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 210.50 15.00 9.30 a 110.00 371.00 484.00 843.00 2042.80
1949 879.00 830.00 846.00 565.50 377.00 75.50 6.00 7.00 103.00 288.00 597.00 826.00 5400.00
1950 808.50 937.50 976.00 689.00 450.00 118.50 10.50 17.50 178.50 330.50 504.50 866.50 5887.50
1951 907.50 833.50 818.00 538.00 337.00 147.00 0.00 5.50 62.50 297.00 612.00 846.00 5404.00
1952 938.50 917.00 895.50 557.00 345.50 74.00 1.00 9.50 116.50 361.67 a 579.50 865.00 5660.67
1953 887.00 825.00 841.00 577.50 354.00 99.50 18.00 34.00 98.50 308.00 514.50 735.50 5292.50
1954 1029.00 832.22 a 856.50 607.00 406.00 140.17 a 14.50 10.50 137.00 262.00 576.00 877.50 5748.39
1955 1085.00 910.00 875.23 a 643.97 a 367.00 165.00 7.00 19.00 130.50 307.50 640.50 1131.00 6281.70
1956 997.50 910.00 929.45 c 676.03 a 515.78 b 142.50 21.59 c 31.00 a 154.44 c 348.75 c 568.00 780.00 6075.04
1957 1172.50 867.00 845.00 590.00 373.50 83.00 3.50 29.00 85.00 358.00 535.00 756.50 5698.00
1958 960.00 1073.50 865.00 605.50 435.00 213.00 17.50 12.00 122.00 403.00 552.00 1087.00 6345.50
1959 1093.55 b 1005.00 904.00 630.00 342.00 175.50 14.50 23.50 98.50 321.00 566.00 834.50 6008.05
1960 992.50 857.50 1031.50 627.00 358.00 115.50 8.00 22.50 112.00 361.50 527.50 1029.50 6043.00
1961 1161.00 951.00 883.50 661.50 445.00 145.50 25.00 11.50 57.00 282.00 589.50 891.50 6104.00
1962 1025.00 953.50 872.00 585.50 392.00 117.00 32.00 35.50 122.00 355.50 648.50 977.00 6115.50
1963 1029.00 1023.50 844.50 620.00 383.00 100.50 11.50 7.50 171.72 a 287.00 488.50 1061.00 6027.72
1964 980.00 997.50 881.50 670.00 339.00 100.00 21.50 34.50 141.50 361.50 596.00 842.00 5965.00
1965 1115.00 989.00 916.00 716.50 373.50 144.50 14.50 31.00 176.50 440.50 691.00 918.00 6526.00
1966 1096.50 966.50 886.00 731.50 481.00 152.00 10.00 8.00 182.50 426.00 574.50 896.00 6410.50
1967 924.50 1009.00 1008.50 727.50 543.50 189.50 17.50 30.50 139.50 330.00 673.00 846.00 6439.00
1968 1121.00 1089.00 827.50 594.00 372.00 151.50 14.50 37.00 84.00 253.00 596.00 974.00 6113.50
1969 998.50 857.50 855.00 562.50 351.50 70.00 17.00 25.50 106.50 365.00 567.50 896.50 5673.00
1970 1246.50 904.81 a 872.50 603.50 328.00 83.50 7.00 1.00 91.50 319.30 a 533.08 d 911.50 5902.19
1971 1137.00 912.00 892.50 681.00 382.00 0.00 z 4.00 21.50 21.50 93.50 542.50 810.50 5498.00
1972 970.50 1022.50 937.50 731.50 442.00 167.00 41.00 40.00 101.00 492.00 687.00 825.50 6457.50
1973 1095.50 988.81 a 785.00 610.00 425.50 83.50 13.00 17.50 170.50 367.00 669.00 864.50 6089.81
1974 1016.00 1019.50 875.00 586.50 334.00 h 211.00 17.50 0.00 d 73.50 447.50 609.50 853.50 5709.50
1975 875.75 c 891.69 b 947.29 e 700.34 a 341.00 128.00 3.00 6.00 47.00 239.00 429.00 858.00 5466.08
1976 1079.00 839.96 a 841.28 b 555.00 b 326.50 103.00 9.00 28.50 102.00 396.00 735.00 1052.00 6067.24
1977 1253.00 969.50 723.50 552.86 b 340.48 a 123.00 11.00 10.00 111.43 b 350.50 545.50 936.50 5927.27
1978 1094.50 1095.00 961.50 650.50 373.00 45.50 11.00 2.00 86.50 l 312.00 521.50 803.50 5870.00
1979 914.00 1136.50 792.50 606.00 198.00 f 58.00 j 11.50 25.50 109.00 352.50 476.00 793.00 5216.50
1980 1009.00 1057.00 892.00 552.00 329.00 113.79 a 0.00 0.00 95.00 377.00 669.50 1010.50 6104.79
1981 1314.50 805.50 918.50 556.50 379.50 66.00 1.00 19.00 91.00 442.50 603.50 920.50 6118.00
1982 1219.00 950.50 857.50 701.50 386.50 200.50 15.50 37.50 129.00 0.00 z 0.00 z 0.00 z 4497.50
1983 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
1984 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
1985 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
1986 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
1987 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
1988 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
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 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
2003 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
2004 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
2005 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
2006 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
2007 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
2008 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
2009 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
2010 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
2011 1072.50 921.50 848.50 538.00 312.50 104.48 a 4.13 a 0.00 56.00 255.00 466.00 709.00 5287.62
2012 832.00 793.00 669.00 485.69 a 261.36 b 136.55 a 6.00 0.52 a 71.50 130.00 l 0.00 z 0.00 z 3255.62
Period of Record Statistics
MEAN 1036.94 942.85 874.22 619.07 381.43 128.46 12.30 17.85 109.99 338.92 576.23 889.39 5954.64
S.D. 121.71 89.31 69.77 63.71 58.42 44.52 8.74 12.65 38.85 73.19 71.14 99.88 346.46
SKEW 0.23 0.21 -0.40 0.21 0.88 0.29 1.08 0.14 0.06 -0.74 0.17 0.62 -0.40
MAX 1314.50 1136.50 1031.50 731.50 543.50 213.00 41.00 40.00 182.50 492.00 735.00 1131.00 6526.00
MIN 808.50 793.00 669.00 485.69 261.36 45.50 0.00 0.00 21.50 93.50 429.00 709.00 5287.62
NO YRS 36 36 36 36 34 35 37 37 36 35 35 35 30