The average rate on a 30-year mortgage in the U.S. moved higher for the third week in a row and reached the highest level since late August.

Mortgage rates climbed again for a third straight week, further dinging demand as the housing market continues to suffer from an affordability crisis.

Freddie Mac’s Primary Mortgage Market Survey shows the 30-year fixed-rate mortgage (FRM) increased again this week,

Refinance rates on 30-year mortgages subtracted 6 basis points for a second consecutive day Wednesday, reducing the national average to 6.71%. That lowers it from a recent two-month high, but it remains 70 basis points above the 19-month low we saw Sept.