U.S. retail diesel average fell below $6/gal on Saturday to $5.998, ending a roughly two-month stretch above $6, GasBuddy data show. Prices eased as seasonal demand weakened and geopolitical tensions cooled; diesel has retreated from a Sept. 22 recor

2026-11-15

U.S. retail diesel average fell below $6/gal on Saturday to $5.998, ending a roughly two-month stretch above $6, GasBuddy data show. Prices eased as seasonal demand weakened and geopolitical tensions cooled; diesel has retreated from a Sept. 22 record high of $6.519 after first topping $6 on Sept. 10.