How low would mortgage rates have to drop to make it worthwhile to refinance a 5.625% 30 year mortg?I recently refinanced from an ARM into a 30 year fixed rate mortgage.December 18 2008 - Evans00YesReport a ProblemProblemSelect oneOffensive contentIrrelevant contentSpam (pure self-promotion)OtherDetailsYour emailPlease enter a valid email address.Submit CancelContent flaggedWe will review this content. Thanks for helping make the site more useful to everyone. To learn more, read Zillow's Good Neighbor Policy.We're sorry. This service is temporarily unavailable. Please come back later and try again.