The current average mortgage rate on a 30-year fixed mortgage is 6.66%, compared to 6.71% a week earlier.The average rate on a 15-year fixed mortgage is 5.73%, down 0.02 percentage point from the previous week.The APR on a 30-year fixed-rate mortgage is 6.7%, down from 6.74% last week.The APR on a 15-year fixed-rate mortgage is 5.78%, down from 5.8% a week earlier.