Average U.S. long-term mortgage rates rose this week after a sharp drop the previous week, as global markets continued to whipsaw.

Average U.S. long-term mortgage rates rose this week after a sharp drop the previous week, as global markets continued to whipsaw.

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

Current avg.Last week52-week high52-week low30-year fixed3.89 percent3.84 percent4.23 percent3.59 percent15-year fixed3.09 percent3.06 percent3.37 percent2.92 percent5-year adjustable2.93 percent2.90 percent3.08 percent2.82 percent1-year adjustable2.62 percent2.62 percent2.62 percent2.37 percent