The average price for gas in Massachusetts was $3.48 a gallon in the latest weekly AAA survey, up 3 cents from the previous week’s average, AAA Southern New England said Monday.

Massachusetts prices are down a penny over the past month, AAA Southern New England added.

The current national average for gas is $3.47 a gallon. A year ago at this time, the Massachusetts average price was 10 cents lower at $3.38.

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In the latest weekly AAA survey, the range in prices was 53 cents, from a low of $3.32 to a high of $3.85.

The weekly surveys focus on self-serve, regular unleaded gas.