Rhode Island Diesel prices, liter

We show diesel price data for Rhode Island from 30-Mar-2026 to 06-Jul-2026. The average diesel price during that period is 1.49 per liter with a minimum of 1.37 on 29-Jun-2026 and a maximum of 1.58 on 13-Apr-2026. Our data are obtained from official government sources, regulatory agencies, petroleum companies, and major media sources. We update the series for Rhode Island every week.