August 3, 2026Average gasoline prices in Texas have fallen 12.5 cents per gallon in the last week, averaging $3.54/g today, according to GasBuddy’s survey of 13,114 stations in Texas. Prices in Texas are 24.2 cents per gallon higher than a month ago and stand 82.2 cents per gallon higher than a year ago. The national average price of diesel has increased 7.1 cents compared to a week ago and stands at $5.326 per gallon. According to GasBuddy price reports, the cheapest station in Texas was priced at $3.19/g yesterday while the most expensive was $5.44/g, a difference of $2.25/g. The national average price of gasoline has fallen 0.8 cents per gallon in the last week, averaging $4.05/g today.