Gas prices are down in South Florida and across the state this week.
The average price in Miami and Fort Lauderdale is 24 cents a gallon lower than a month ago but are $1.21 higher than a year ago, according to GasBuddy, a national fuel monitoring service that surveys nearly 1,700 stations in South Florida
North Florida is the cheapest to pump in Florida, under $4 a gallon, while the Keys and Palm Beach County are the most expensive areas to buy gas, according to AAA…