The current price is the highest since May 2 when it was $4.124 a gallon. The price has risen 27.5 cents over the last seven weeks. A year ago the price was 21.5 cents higher.
In the latest period, the biggest increase was in the Rocky Mountain area, where the price jumped 8.3 cents to $4.069. In Washington and Oregon, the average gained 7.3 cents to $4.348. The only region to report a lower price was New England, which dipped 0.3-cent to $4.25. All regions are now above $4.
The record diesel price was $4.764 in July 2008.
For diesel price information, click here.