The average cash price of $3.61 is $1.22 higher than at this time last year.
Actual dealer prices ranged from a low of $3.29 to a high of $3.80, with both extremes found in southwestern Maine.
Kerosene prices rose 14 cents to $4 a gallon, while propane for domestic heating dropped by 5 cents to $3.
The Office of Energy Independence and Security said the higher oil prices reflect the soaring cost of crude oil. Officials also noted that the continued drop in the dollar and a decrease in the nation’s oil inventories are contributing to the price run-up.