Gas prices continue to plummet throughout Texas Posted in: Columns Average gasoline prices in Texas have fallen 15.7 cents per gallon in the last week, averaging $3.66/g Aug. 1, according to GasBuddy’s survey of 13,114 stations in Texas. Prices in Texas are 76.5 cents per gallon lower than a month ago and stand 81.8 cents per gallon higher than a ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!