National average retail diesel fuel prices were $4.96 per gallon as of Sept. 19, 2022, according to the U.S. Energy Information Administration (EIA).
This average price represents a decrease of 7 cents from the prior week and an increase of $1.57 over the same time last year. National average diesel fuel prices peaked to $5.81 per gallon on June 20, 2022, declined through mid August and popped back up slightly through late August/early September.
All regions experienced a large price increase year-over-year but a small decrease from the prior week.
Current average diesel prices by region are:
- East Coast: $4.89
- Midwest: $5.00
- Gulf Coast: $4.69
- Rocky Mountain: $4.93
- West Coast: $5.61