The average rate on a 30-year mortgage in the U.S. rose slightly for the second week in a row, a modest setback for prospective home shoppers as the spring homebuying season ramps up.

The average rate on a 30-year mortgage in the U.S. eased for the second week in a row, but remains just below 7%, little relief for prospective home shoppers looking ahead to the spring homebuying season.