A truck takes on fuel in Missouri. The average cost of a gallon of diesel rose 9 cents in the Midwest this past week, 2.2 cents less than the national average. (Bim/Getty Images)

The national average diesel price rose for the third straight week, climbing 11.2 cents to settle at $4.239, according to Energy Information Administration data released Aug. 7.

Highlights

  • The last time diesel’s average price rose three consecutive weeks was from Oct. 3 to Oct. 24 in 2022, going from $4.836 to $5.341.
  • The national average diesel price has increased 43.3 cents a gallon since July 17, including a 22.2-cent surge July 31.
  • A gallon of diesel now costs 75.4 cents less than it did at this time in 2022.
  • The cost of a gallon of diesel went up in all 10 regions in EIA’s weekly survey, ranging from a high of 18.1 cents a gallon in California to a low of 7.4 cents in New England.
  • Gasoline continued its upward trajectory as well, increasing 7.1 cents a gallon on average to $3.828. That’s 21 cents less than it cost at this time a year ago.

U.S. On-Highway Diesel Fuel Prices

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EIA regional fuel chart

EIA.gov