Average national diesel prices, as of May 6, hit $3.17 cents per gallon. Prices are currently equal to one year ago, but about 2-cents higher than last week.
Diesel Prices Continue Steady Rise
Diesel prices have continued a month-over-month and year-over-year steady rise. National average diesel fuel prices were $3.23 for September, according to WEX. This is 5 cents higher than August and 49 cents higher than September 2017.