Today, the rate on a 30-year fixed refinance decreased to 6.87%.The average rate for a 30-year fixed-rate refinance is 6.87%, up 0.75% from last week.On a 30-year fixed mortgage refi, the APR is 6.9%.For a 20-year fixed refinance mortgage, the average interest rate is 6.67%.The APR on a 20-year fixed mortgage is 6.71%.The average interest rate for a 15-year fixed refinance mortgage is 5.76%.At today’s rate, a 15-year fixed-rate mortgage refinance of $100,000 would cost $831 per month.Mortgage lenders charge different rates for purchase and refinance loans.Refinancing can lower interest rates, access equity, or eliminate PMI.Closing costs are associated with refinancing; calculating the break-even point is essential.