As of September 20, 2026, diesel prices in the USA have reached historic highs, climbing to $6.49 per gallon. This increase has occurred amidst a general rise in fuel prices across the country.
Yearly Price Increase
Over the past year, diesel prices in the USA have surged from $3.70 to $6.49 per gallon. This significant increase indicates a substantial rise in fuel costs, impacting both personal and commercial transportation.
Rapid Price Surge
Notably, a sharp increase in prices was observed over the last week, with the average diesel price rising from $6.17 to $6.49 per gallon. This surge is attributed to several factors, including rising demand and fluctuations in the oil market.