date! ,

Monthly Total Heating Degree Days

(a vali)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1979 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
1980 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
1981 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
1982 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
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 1254.00 667.00 208.00 70.00 12.00 9.50 189.50 593.50 694.66 a 1333.50 5031.66
2002 1424.50 1090.00 1409.00 731.00 429.50 31.50 10.00 26.00 158.50 804.50 1038.50 1333.00 8486.00
2003 1660.00 1504.50 1223.00 572.00 0.00 z 72.00 1.50 10.00 224.50 471.00 0.00 z 0.00 z 5738.50
2004 1805.50 1418.00 997.50 593.50 379.00 117.50 42.50 101.50 152.50 0.00 z 873.50 1363.50 7844.50
2005 1772.00 1232.00 1131.50 494.00 358.00 23.00 13.00 20.50 107.00 500.00 929.50 1465.00 8045.50
2006 1244.00 1443.00 1151.00 475.00 268.50 31.50 3.50 9.00 258.00 663.50 993.00 1235.00 7775.00
2007 1572.73 a 0.00 z 1037.00 722.50 192.00 39.50 3.50 44.50 195.00 466.00 983.50 1643.50 6899.73
2008 1762.50 1620.00 1238.50 749.50 346.50 75.50 8.00 14.00 164.00 562.50 990.00 1780.00 9311.00
2009 1905.00 1486.50 0.00 z 0.00 z 317.50 115.50 0.00 z 0.00 z 0.00 z 755.50 793.00 1659.50 7032.50
2010 1746.00 1547.00 992.00 415.00 301.50 37.00 0.00 10.50 232.00 448.00 1029.00 1690.00 8448.00
2011 1877.50 1477.00 1397.00 680.00 347.50 62.50 0.00 0.00 192.50 453.00 947.50 1247.00 8681.50
2012 1382.50 1253.50 759.50 536.00 198.50 40.00 0.00 20.50 192.00 640.00 1013.00 1546.50 7582.00
2013 1608.00 1511.50 1496.00 44.50 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 4615.50
Period of Record Statistics
MEAN 1646.69 1416.64 1173.83 603.23 304.23 59.62 8.55 24.18 187.77 577.95 935.01 1481.50 8332.71
S.D. 207.29 158.65 208.63 114.59 78.95 31.93 12.27 28.19 41.86 125.32 107.83 192.00 587.74
SKEW -0.61 -0.86 -0.28 -0.19 -0.18 0.74 2.09 2.08 -0.18 0.58 -1.18 0.15 0.32
MAX 1905.00 1620.00 1496.00 749.50 429.50 117.50 42.50 101.50 258.00 804.50 1038.50 1780.00 9311.00
MIN 1244.00 1090.00 759.50 415.00 192.00 23.00 0.00 0.00 107.00 448.00 694.66 1235.00 7582.00
NO YRS 12 11 12 11 11 12 11 11 11 11 11 11 7