Average gasoline prices in Tennessee have fallen 4.3 cents per gallon in the last week, averaging $3.12/g today, according to GasBuddy's survey of 3,821 stations in Tennessee. Prices in Tennessee are 2.6 cents per gallon lower than a month ago and stand 151.5 cents per gallon lower than a year ago. The national average price of diesel has fallen 1.6 cents in the last week and stands at $3.87 per gallon.

In Rutherford County, the average price per gallon for regular unleaded fuel stands at $3.07, as of Monday morning. Right now, all neighboring counties are averaging higher prices than the Murfreesboro / Smyrna and LaVergne areas. In fact, one of the highest priced counties sits to the west of Rutherford County in Williamson County. Reports from AAA, the Auto Club, show that Williamson County has an average price of $3.40 per gallon for regular unleaded fuel, which is the highest priced county in the state.

AAA reports the average price of mid-grade fuel in Tennessee is $3.52 per gallon. Premium fuel at Tennessee gas stations is selling for $3.87 per gallon, as of Monday morning at 7AM.

Historic Gas Prices in TN and the U.S. Average – Going Back 10-Years: 
June 12, 2022: $4.64/g (U.S. Average: $5.01/g) 
June 12, 2021: $2.84/g (U.S. Average: $3.08/g) 
June 12, 2020: $1.85/g (U.S. Average: $2.10/g) 
June 12, 2019: $2.37/g (U.S. Average: $2.71/g) 
June 12, 2018: $2.65/g (U.S. Average: $2.91/g) 
June 12, 2017: $2.06/g (U.S. Average: $2.32/g) 
June 12, 2016: $2.18/g (U.S. Average: $2.38/g) 
June 12, 2015: $2.55/g (U.S. Average: $2.79/g) 
June 12, 2014: $3.41/g (U.S. Average: $3.65/g) 
June 12, 2013: $3.31/g (U.S. Average: $3.63/g) 

Neighboring areas and their current gas prices (From GasBuddy): 
Chattanooga- $3.04/g, down 9.2 cents per gallon from last week's $3.14/g. 
Nashville- $3.18/g, down 8.1 cents per gallon from last week's $3.26/g. 
Huntsville- $3.10/g, down 3.6 cents per gallon from last week's $3.13/g.

DIESEL Prices in TN - For those who refill with diesel, Tennessee’s average price per gallon is $3.62. Yesterday’s average was $3.63. One year ago, Tennesseans were paying $5.64 per gallon for diesel, which is $2.02 higher than what residents are paying for diesel today in the Volunteer State. According to AAA, the highest recorded price of diesel was reported on June 15, 2022 when diesel was selling for $5.64 per gallon in Tennessee, the same price that was reported on June 12, 2022 as well.