average cost of gas in 2015
forecasts 2015 gas prices to average $2.64 a gallon. That's 70 cents below 2014's $3.34 average and nearly $1 a gallon below 2012's all-time record of $3.60. Plummeting prices will save U.S. motorists about $97 billion overall this year, or about $750 per household, says GasBuddy.com senior analyst Patrick DeHaan.orecasts 2015 gas prices to average $2.64 a gallon. That's 70 cents below 2014's $3.34 average and nearly $1 a gallon below 2012's all-time record of $3.60. Plummeting prices will save U.S. motorists about $97 billion overall this year, or about $750 per household, says GasBuddy.com senior analyst Patrick DeHaan.