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US average rate on 30-year loan at 4.28 pct.

The Associated Press

Average U.S. rates on fixed mortgages rose slightly this week, staying near three-month lows.

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

Current avg. Last week 52-week high 52-week low
30-year fixed 4.28 4.23 4.58 3.31
15-year fixed 3.33 3.31 3.60 2.61
5-year adjustable 3.07 3.05 3.28 2.56
1-year adjustable 2.63 2.64 2.71 2.52
All values in percentage points
Source: Freddie Mac Primary Mortgage Market Survey