<ul data-eligibleForWebStory="true">The current mortgage refinance rates for 30-year fixed, 15-year, and 20-year mortgages have decreased.The average rates are 6.76% for 30-year, 5.69% for 15-year, and 6.54% for 20-year mortgage refinance.For a $100,000 30-year fixed-rate mortgage, the monthly payment is $649 with total interest costs around $134,238.Comparing APRs, the 30-year fixed mortgage stands at 6.78% and the 20-year fixed mortgage is at 6.58%.A 20-year mortgage of $100,000 at the current rate costs $748 monthly with about $80,027 in total interest.The 15-year fixed mortgage rate averages at 5.69% with an APR of 5.73%.A 15-year mortgage of $100,000 at current rates will have a monthly payment of $827 with total interest around $49,320.Considerations for refinancing include costs, comparing current and new rates, and calculating break-even points for savings.Factors affecting mortgage rates include inflation, unemployment rates, and Federal Reserve decisions on the federal funds rate.Improving credit score and making on-time payments can help secure the best refinancing rate.