Thursday, May 22, 2008

Next Winter's Heating Costs

The question: how much will my next winter's natural gas bill be, is not easy to answer or even estimate for an old Victorian home. For various reasons one comes to realize that the concept of Heating Degree Days (HDD) is important."Converting" various simple data reports is necessary. Thus, although I like to say that April 2007 was a lot colder than normal in Cincinnati, it turns out not to be true on a full calendar basis. But on my meter-reading basis it is true. My meter is read the 5th of each month. So I have to lop off 4 days at the front end and add 4 days at the tail end.It is also very helpful to develop a five-year history of your house, which should capture colder than normal winters.Having another house to compare is also instructive.We happened to have two houses for the past winter, two blocks apart, so we can do this comparison.
June 16, 2007 7:46 AM
f bruce abel said...
It is also important to know what the normal heating degree days are for each month, or, better yet, for each day of the month,so a later blog shows this for the Cincinnati area. One used to be able to call up daily information on a current basis from NOAA, but this year it was not possible.
June 17, 2007 8:40 AM
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