Gas prices scale record $4.10 a gallon
Drivers in Alaska pay the most on average, while Oklahoma has the least expensive gas.
LONDON (CNNMoney.com) -- The high cost of gas is one thing Americans won't be celebrating on July 4.
Retail gas prices in the U.S. rose overnight to a record high for the fifth straight day, a daily survey by auto club AAA showed Friday.
The national average price for a gallon of regular gas rose to an all-time high of $4.101, up from $4.098 the previous day.
Gas prices have surged 39% in the last year and are up about 3% in the last month.
Alaska has the highest gas prices in the nation. Drivers in the state pay an average of $4.623 a gallon for regular gas.
The state with the lowest gas prices is Oklahoma, where a gallon of gas costs $3.901 on average.
The national average price for diesel fuel ticked higher to $4.769 a gallon, up from $4.767 the day before.
Record high gas prices have pinched consumers and forced many Americans to cut back on the amount of driving they do.
Thirty-one percent of Americans have canceled or shortened their planned holiday weekend vacation because of rising gas prices, according to a CNN/Opinion Research poll released Wednesday. 
