The Tennessee Gas Price Average Is $2.36 , Which Is Three Cents Less Than A Week Ago But 37 Cents Higher Than One Year Ago. Triple-A Auto Club Said Despite Crude Oil Price Fluctuation And Growing Geopolitical Concerns With Iran, The National Gas Price Average Has Held Steady At $2.58 Since The Beginning Of The Year. A Healthy And Growing Level Of Domestic Gasoline Stocks Alongside Decreasing Demand Are Two Factors Helping To Minimize Gas Price Fluctuations.