Dew point is the tempurature the air cannot hold the weight of the water in it. The water then begins to condense and form droplets. This tempurature is always below or equal to the air tempurature.
Propane prices. Maine (ME) propane users spent an average of $2.724 per gallon over the 2012-2013 heating season. This is slightly higher than the 2.436 average for the country as a whole, for the reasons explained above (distance from major supply source, colder climate, higher demand).
The average cost for heating homes this winter with natural gas will average $578 in total from October to March, according to the Energy Information Administration, the independent analysis wing of the U.S. Department of Energy. That's a drop of $64 from last winter.Families that use propane gas to heat their homes will see an even bigger decline. The expected total price for this winter is $1,437, which is a $322 drop from the 2014-15 winter. Families that use heating oil will save $459, and their total cost is expected to be $1,392.Ratepayers whose homes are heated by electricity will see the smallest decline, just a small $30 drop from last winter to $930.amilies that use propane gas to heat their homes will see an even bigger decline. The expected total price for this winter is $1,437, which is a $322 drop from the 2014-15 winter.