Diesel’s average price is down 72.5 cents a gallon since Jan. 31. (Daniel Acker/Bloomberg News)

The national average price of diesel dipped 2.5 cents to drop below $3.90 a gallon, according to Energy Information Administration data released May 15.

Highlights

  • Diesel’s price settled at an average of $3.897, the first time it has been below $3.90 a gallon since it was $3.846 on Jan. 31, 2022.
  • The average price has fallen 72.5 cents a gallon since Jan. 31, 2023.
  • Trucking’s main fuel fell in price in all 10 regions in EIA’s weekly survey, ranging from a high of 13.1 cents a gallon in the New England area to four-tenths of a cent in the Midwest region.
  • The national average price for gasoline rose, but by just three-tenths of a cent. It sits at $3.536 a gallon, down by 95.5 cents from a year ago.

U.S. On-Highway Diesel Fuel Prices

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EIA regional fuel chart

EIA.gov 

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