U.S. Diesel Prices Hit All-Time Record Average of $5.85 Per Gallon

U.S. retail diesel prices surged to an all-time record average of $5.85 per gallon on Friday, driven by ongoing conflicts in Iran and Ukraine, according to the American Automobile Association. The spike threatens to inflate consumer goods and freight costs just ahead of midterm elections and peak demand.

Diesel prices in the United States reached an unprecedented high on Friday, climbing to a nationwide average of $5.85 a gallon. The milestone breaks the previous record set in June 2022 during the fallout from Russia’s invasion of Ukraine.

The fuel, which powers freight trucks, delivery networks, and farm machinery, has experienced severe supply disruptions. The six-month-long war with Iran has scrambled Middle Eastern oil shipments, while Ukrainian drone strikes and subsequent Russian export bans have choked off supplies from Moscow.

Economic Pressures and Supply Constraints Across Global Markets

Global diesel markets have tightened significantly due to a combination of geopolitical conflict and seasonal demand. According to data from AAA, retail prices hovered just below the previous high before crossing the $5.85 threshold, while wholesale markets saw frantic bidding as buyers competed for shrinking inventories.

Patrick De Haan, head of petroleum analysis at GasBuddy, noted the extreme urgency in the market. The market is short- buyers bidding up every drop like a housing market with too few homes…higher retail diesel prices coming coast to coast, he said.

U.S. refiners have operated at 98 percent of their operable capacity, yet domestic stockpiles continue to drain. Government data showed that U.S. distillate fuel exports averaged 1.7 million barrels a day, pulling national diesel and heating oil stockpiles down by nearly 5 million barrels to roughly 103.6 million barrels—sitting about 7 percent below the five-year average, according to Reuters.

Direct Impacts on Freight, Agriculture, and Consumer Grocery Aisles

The grocery sector faces immediate exposure. Produce, meat, and perishable foods require frequent hauling and restocked shipping, while agricultural equipment relies directly on diesel-powered engines. As transportation costs mount, businesses across retail sectors have started passing expenses to consumers through added delivery fees and sticker shock on shelves.

Oil pump jack is seen in front of displayed U.S. flag in this illustration taken, October 8, 2023. REUTERS/Dado — Photo: Reuters

Political Fallout and White House Response Ahead of Midterms

The energy crunch arrives just two months before November’s midterm elections, compounding political vulnerabilities for the administration as farmers and truckers absorb sustained costs. Cost-of-living anxiety remains a primary driver for voters.

Any time they have to spend on anything, they’re upset with what it costs, said Doug Heye, a longtime GOP strategist and former spokesperson for the Republican National Committee. A threshold like this is just another sign of how expensive it’s become just to get by.

U.S. Diesel Prices Hit All-Time Record Average of $5.85 Per Gallon — Photo: The Boston Globe

At the White House, officials defended the administration’s energy record while blaming regional conflicts for the price surge. Vice President JD Vance told reporters that prices would have climbed much higher without military intervention in the Strait of Hormuz.

“I can’t repeat this enough, but for the leadership of President Trump and the hard work of our troops, we would have had an energy crisis because the Iranians refused to stop acting like terrorists in the Strait of Hormuz.”

Oil Prices Surge as Trump Threatens Sanctions on Iran Trading Partners

White House spokesperson Taylor Rogers added that the President met with nearly a dozen refiners to discuss expanding domestic refining capacity and lowering pump prices as military operations continue.

Gasoline Prices and Holiday Travel Records

The diesel surge coincides with record-setting gasoline prices during the busy Labor Day travel weekend. AAA reported that regular gasoline averaged $4.14 a gallon for this time of year, surpassing the previous holiday record of $3.82 set on Sept. 3, 2012.

Diesel fuel prices reach all-time highs in California

National averages remained above $4 every day throughout August, making it the most expensive August on record for gasoline. A POLITICO poll conducted in August showed that 61 percent of surveyed individuals believe the conflict in Iran has directly increased household expenses.

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