US Diesel Prices Reach Record High, Pushing Gas Prices Up Around Labor Day

In early September 2026, US diesel prices reached an all-time high, according to CBS News, the Associated Press, and NPR. CBS News and AP reported diesel hit $5.85 a gallon on Friday, September 4, surpassing the prior record of $5.81 set in June 2022. NBC News separately cited diesel reaching $6 per gallon, though this figure was not corroborated by other outlets, leaving the precise peak price unresolved. The price increases occurred just before the Labor Day holiday weekend in the United States. Alongside the diesel record, gasoline prices also rose, with BBC News reporting that pump prices exceeded $4 per gallon on Labor Day for the first time, though still below the June 2022 gasoline record of $5.02 per gallon. AP and CBS News both linked the diesel price surge to broader transportation cost increases, noting that higher diesel prices push up the cost of shipping goods across the country, since diesel powers most freight trucking. NBC News quoted Iowa farmer Mark Mueller expressing concern about the impact on agricultural economics, describing it as a threat to a key economic sector, though this perspective was not independently corroborated by other reports. As of early September 2026, diesel prices remained at record levels with no confirmed resolution or price rollback reported. BBC News noted that despite the new gasoline milestone for Labor Day specifically, prices remained below the all-time gasoline record set in 2022, indicating the current increases had not yet surpassed historical peaks across all fuel types. The underlying causes of the price surge and any government or industry response were not detailed with corroboration across multiple sources, leaving those factors unresolved.