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).
Propane Price Per Gallon in Maine. Finding current propane prices in the state of Maine can be difficult to do. That is why Propane-Prices.net was created. These are the average prices according to the Energy Information Agency. Use this as a guide to determine if your dealers price is fair. These are the last prices released for the 2014-2015 heating season. Updates will resume in October of 2015.