Connecticut Diesel prices, liter

We show diesel price data for Connecticut from 04-May-2026 to 10-Aug-2026. The average diesel price during that period is 1.46 per liter with a minimum of 1.37 on 06-Jul-2026 and a maximum of 1.54 on 04-May-2026. Our data are obtained from official government sources, regulatory agencies, petroleum companies, and major media sources. We update the series for Connecticut every week.