Average U.S. mortgage rates edged higher this week for the third straight week.

Average U.S. mortgage rates edged higher this week for the third straight week.

Here's a look at rates for fixed and adjustable mortgages this week and over the past year:

Current avg.Last week52-week high52-week low30-year fixed4.534.484.583.3515-year fixed3.553.523.602.565-year adjustable3.053.003.282.561-year adjustable2.562.562.712.51All values in percentage pointsSource: Freddie Mac Primary Mortgage Market Survey