However , whether the drop is more or less than a dime depends on several factors , including what crude oil prices do next and whether flooding in the Southeast , which has caused transport delays , does not worsen , she said . The average U.S. price is $ 3.91 per gallon . In the UK, a litre of petrol costs about £ 2.20 ( or around $ 1.60 ) and in Germany The all-time record is $ 4.11 in July 2008 .
The average U.S. price is $ 3.91 per gallon . In the UK, a litre of petrol costs about £ 2.20 ( or around $ 1.60 ) and in Germany The all-time record is $ 4.11 in July 2008 .