2026 mortgage rate timeline: from about 6% in March to over 7% in September
The short answer
The 30-year fixed mortgage rate started 2026 near three-year lows, averaging 6.09% in mid-February and 6.00% on March 5 according to Freddie Mac. It drifted into the mid-6% range over the summer, then climbed quickly in September to 6.95% on September 17 and 7.03% on September 24 as inflation concerns and a Federal Reserve rate increase pushed long-term yields higher.
Selected weekly readings
| Week of | 30-year fixed | 15-year fixed | What was happening |
|---|---|---|---|
| February 12, 2026 | 6.09% | 5.44% | Near three-year lows; purchase applications above prior year |
| March 5, 2026 | 6.00% | 5.43% | Rates near their lowest since 2022; refinance activity up |
| April 9, 2026 | 6.37% | 5.74% | Rates ticking down heading into spring |
| July 9, 2026 | 6.49% | 5.82% | Mid-6% range through early summer |
| August 6, 2026 | 6.69% | 6.01% | Gradual climb as inflation worries grew |
| September 3, 2026 | 6.71% | 6.04% | Highest since mid-2025 at the time |
| September 17, 2026 | 6.95% | 6.26% | Week the Fed raised its target range |
| September 24, 2026 | 7.03% | 6.42% | First reading above 7% since January 2025 |
Source: Freddie Mac Primary Mortgage Market Survey. Averages assume strong credit and 20% down on a conventional purchase loan.
What the swing means in dollars
On a $400,000 30-year loan, principal and interest at 6.00% is about $2,398 a month. At 7.03% it is about $2,669, a difference of roughly $271 a month or over $3,200 a year. That is why timing a purchase or refinance around rate moves matters, and why many buyers who shopped in spring are now asking sellers for rate buydowns.
Lessons for borrowers
- Rates can move a full point within a few months. If you are under contract and comfortable with the payment, a rate lock protects you.
- If you bought or refinanced earlier this year near 6%, keep that loan. For cash needs, consider a HELOC or home equity loan.
- If rates fall again later, a refinance could make sense. Know your break-even point in advance.