US diesel fuel prices dropped 2.8¢ to $3.216 a gallon. This is the 4th week in a row prices have dropped per the Department of Energy. However, diesel prices are up 75¢ compared with the 2017.
Diesel prices dropped in all regions nationwide. California remains the most expensive place in the country to buy the fuel. Diesel in California has gone up $1.096 in the last year.
The Gulf Coast has the lowest price nationally at $2.978 and was the only region where diesel cost less than $3 a gallon.