CD rates change whenever the Federal Reserve adjusts its benchmark interest rate, and banks and credit unions respond within days or weeks

The Federal Reserve sets a target range for the federal funds rate — the rate at which banks lend to each other overnight. When the Fed raises or lowers that rate, banks typically adjust the rates they offer on CDs within one to two weeks. Some move faster; others wait to see whether the change will stick. The Fed meets eight times per year on a scheduled calendar, but it can also call emergency meetings if economic conditions shift sharply.

Between Fed meetings, CD rates can still move. Banks compete for deposits and may raise rates to attract money, or lower them if they have enough deposits already. Economic data released on other days — inflation reports, employment numbers, housing starts — can signal what the Fed might do next, and banks sometimes adjust rates in anticipation. A single bank's rate can change daily, even if the Fed has not moved.

The rate you lock in when you open a CD is fixed for the entire term. If rates rise after you buy, your CD keeps paying the original rate. If rates fall, you keep the higher rate. This is why timing matters: buying a CD just before a rate cut means you miss the higher yield, but buying just before a rate rise means you lock in a lower rate than you could have gotten a week later.

Key Takeaways

  • The Federal Reserve meets eight times per year on a set schedule, and banks typically adjust CD rates within one to two weeks of any Fed decision.
  • Banks can change their CD rates on any day, independent of the Fed, based on their own deposit needs and competition for customer money.
  • The rate you lock in when you open a CD stays the same for the entire term, regardless of what happens to market rates afterward.
  • Economic data released between Fed meetings — inflation, jobs, housing — can cause banks to shift rates in anticipation of future Fed moves.
  • Watching the Fed's meeting calendar and recent economic reports helps you time a CD purchase to catch rates before they move.

When the Federal Reserve meets and what happens next

The Fed's eight regular meetings happen roughly every six weeks, with dates published a year in advance on the Federal Reserve's website. At each meeting, the policy committee votes on whether to raise, lower, or hold the federal funds rate. The decision is announced at 2 p.m. Eastern time, followed by a written statement and a press conference.

Banks do not wait for the press conference to end. Within hours, the largest banks post new CD rates on their websites. Smaller banks and credit unions may take a few days to adjust, especially if they need to reprogram systems or consult with management. By the end of the week following a Fed decision, most institutions have moved their rates. Some banks move all their CD terms by the same amount; others adjust short-term CDs more than long-term ones, or vice versa, depending on their strategy.

Why banks change rates on days the Fed does not meet

Banks are not required to wait for the Fed. They set CD rates based on what they need to do with deposits. If a bank has taken in more deposits than it can lend out profitably, it may lower CD rates to slow new deposits. If it needs more money, it raises rates to attract savers. This can happen any day of the year.

Banks also watch economic data released throughout the month — the Consumer Price Index, the jobs report, housing starts, and others. When inflation data comes in hotter than expected, banks may raise CD rates because they anticipate the Fed will raise rates at its next meeting. When employment data weakens, banks may lower rates because they expect the Fed to cut. These moves are bets on what the Fed will do, and they can be wrong, but banks make them anyway to stay competitive.

How to know when a rate change is coming

The Federal Reserve publishes its meeting calendar at the start of each year. You can find it on federalreserve.gov under "Monetary Policy" or "Meeting Calendar." Mark those eight dates. The day after each meeting, check the rates at the banks or credit unions where you have accounts or are considering opening a CD. Rates usually stabilize within a few days, so waiting until the Friday after a Wednesday meeting gives you a clearer picture of where things have settled.

Between meetings, watch for major economic reports. The Bureau of Labor Statistics releases the jobs report on the first Friday of each month. The Consumer Price Index comes out monthly, usually in the second week. The Federal Reserve itself publishes inflation data and economic projections. Financial news sites like Bloomberg, Reuters, and CNBC cover these releases and often explain what they mean for future Fed moves. You do not need to become an economist — just glance at headlines the day after a big report and check whether banks have moved their rates.

The difference between rate changes and your locked-in rate

Once you open a CD, the rate is locked. If you open a one-year CD at 4.50% and rates rise to 5.00% three months later, your CD still pays 4.50%. You cannot change it without closing the CD early, which usually costs you a penalty equal to a few months of interest. If rates fall to 4.00%, your CD still pays 4.50%, and you benefit from the higher rate.

This is why some savers use a CD ladder — opening multiple CDs with different maturity dates. If you open five one-year CDs in five consecutive months, one matures each month. When each one matures, you can open a new CD at whatever the current rate is. This spreads your timing risk: you will not catch the absolute peak rate, but you will not catch the absolute bottom either. You get an average of the rates available over time.

How to time a CD purchase

Timing perfectly is impossible, but you can make an informed choice. If the Fed has been raising rates and the next meeting is in two weeks, you might wait to see whether it raises again. If the Fed has been cutting rates and inflation is falling, you might buy now rather than wait, because rates may be headed lower. If you have no strong conviction about what comes next, a CD ladder removes the pressure to guess right.

Check the Fed's most recent statement and economic projections. If the Fed says it expects to hold rates steady for the next several meetings, rates are unlikely to move much, and the timing of your purchase matters less. If the Fed signals more cuts or hikes ahead, the direction is clearer, and you can decide whether to wait or buy now.

One practical rule: do not wait more than a few weeks for a rate you think might come. If you see a CD rate that meets your needs and timeline, open it. Chasing a hypothetical 0.25% higher rate that might arrive in two months often means missing the rate you have in front of you.

How CD rates compare to other savings vehicles when rates are changing

When rates are rising, a high-yield savings account can feel safer than a CD because you can move your money without penalty if rates rise further. The tradeoff is that savings account rates usually lag CD rates by a few weeks. A CD locks in a higher rate immediately, but you cannot access the money without a penalty. A savings account pays less, but you keep flexibility.

Money market accounts sit in the middle: they offer rates closer to CDs, but you can withdraw money (usually with limits on how often). Treasury bills and short-term bonds move with market rates in real time, but they require a brokerage account and carry small price fluctuations. For most savers, the choice comes down to how long you can lock money away and whether you might need it before the CD matures.

Frequently Asked Questions

Do CD rates go up and down every day?

Individual banks can change their CD rates any day, but most do not change them daily. Rates typically shift after a Fed meeting or after major economic data. Some banks adjust rates weekly; others monthly. Check your bank's website or call to see how often they update, or set a reminder to check on the day after Fed meetings.

What if I open a CD and rates rise the next day?

Your CD rate is locked in and will not change. You cannot raise it without closing the CD and paying an early withdrawal penalty. If you think rates will rise significantly, consider a shorter-term CD (three or six months) so you can reinvest at a higher rate sooner, or use a CD ladder to spread your purchases across several months.

Can I predict when CD rates will change?

You can predict when the Fed will meet (the calendar is public), but not always what it will decide. You can watch economic data and Fed statements to make an educated guess about the direction of rates, but surprises happen. The safest approach is to buy a CD when the rate meets your needs, rather than waiting for a rate you think might come.

Should I wait for rates to go higher before opening a CD?

If rates are falling, waiting usually costs you — rates will be lower when you finally buy. If rates are rising, waiting a few weeks might pay off, but you risk rates peaking and falling before you act. A CD ladder removes this decision: you buy a little at a time over several months and capture an average rate without betting on timing.

How do I know what the Fed will do at its next meeting?

The Fed publishes economic projections and forward guidance in its statements. Financial news outlets summarize what Fed officials have said. The CME FedWatch Tool shows what probability traders are assigning to different rate outcomes at the next meeting. None of these are guarantees, but they give you a sense of what the market expects.