WalletHub - Two factors are important here.
Timothy Fitzgerald is an Associate Professor of Business Economics at Texas Tech University.
One is that heating and cooling demands vary depending on climate and weather. It costs more to heat in Fairbanks, Alaska than San Diego, California -- and more to cool in Houston, Texas than Denver, Colorado. There are other reasons why energy demand varies across the country -- as an example, rural residents tend to drive more than urban residents, and will therefore tend to spend more money on gasoline.