Mortgage Rates Today: March 27, 2026

Written by: Sam Zehnder
  |  2 min read

Rates Rise Again as Oil Prices Move Markets

What Did Rates Do This Week?

Mortgage rates rose again this week, continuing the gradual upward trend seen recently in the mortgage market. While the increase was not dramatic, rates moved higher compared to last week as global energy prices continued to influence financial markets.

One of the biggest drivers this week has been rising oil prices, which can increase inflation expectations. When inflation concerns grow, investors often sell mortgage-backed securities and shift toward other assets, which can push mortgage interest rates higher.

For homebuyers and real estate professionals, this means borrowing costs have edged up slightly, but overall mortgage rate movement remains tied closely to economic headlines and global energy trends.

What to Look Forward to Next Week

Looking ahead, several factors could influence mortgage rate trends next week.

Energy markets will likely remain a major focus, as fluctuations in oil prices continue to impact inflation expectations and bond markets. If energy costs remain elevated, mortgage rates may continue to face upward pressure.

In addition, investors will be watching broader economic indicators and Federal Reserve commentary for clues about future inflation and interest rate policy. These signals can quickly shift mortgage rate momentum depending on how markets interpret the data.

For real estate agents and buyers, staying aware of these economic drivers is important because mortgage rate volatility can change buyer affordability quickly.

Lock or Float Bias

The current environment still calls for a slight lock bias, particularly for buyers who are planning to close soon.

With oil prices continuing to move markets and inflation concerns lingering, mortgage rates could remain volatile in the short term. Locking a rate can provide certainty for buyers who want to protect their monthly payment from additional increases.

Borrowers with more time before closing may still consider floating their rate, but they should remain aware that market swings could occur quickly depending on economic news.

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