
RBA Interest Rate Hike: May Update
The RBA interest rate hike announced during the Reserve Bank of Australia’s May board meeting marks the 11th increase since May 2022. The official cash rate rose by 25 basis points to 3.85%, the highest level since April 2012. This move is part of the RBA’s ongoing strategy to combat inflation, which remains stubbornly high.
Homeowners are now facing significantly higher mortgage repayments, and borrowing capacity has dropped by approximately 30% since the start of the rate-hike cycle.
For a deeper analysis, check out Ratebuster’s coverage of the .
Impact on Mortgage Repayments
The effect of the RBA interest rate hike is tangible. Consider a homeowner with a $500,000 mortgage:
-
Monthly repayments have increased by $1,351 since May 2022
-
The latest hike alone added $78 to monthly repayments
-
Borrowing capacity has shrunk, making it harder to qualify for new loans
Use Ratebuster’s to find competitive rates and manage your repayments.
Market Reaction and Economic Outlook
Following the announcement, the Australian dollar rose to around 66.9 US cents. While many economists expected a pause, the RBA cited strong employment and inflation data as reasons for continuing the tightening cycle.
RBA Governor Philip Lowe stated:
“Inflation in Australia has passed its peak, but at 7% is still too high. This further increase in interest rates is to provide greater confidence that inflation will return to target within a reasonable timeframe.”
Explore Ratebuster’s insights on .
Inflation and Future Projections
Despite signs of easing, inflation remains above the RBA’s target range of 2–3%. The central forecast suggests:
-
Inflation will be 4.5% in 2023
-
Expected to drop to 3% by mid-2025
Governor Lowe emphasized the importance of returning inflation to target levels promptly, indicating that further rate hikes may still be on the table.
What Homeowners Should Do
If you’re struggling with rising repayments, consider:
-
Refinancing your mortgage
-
Exploring fixed-rate options
-
Using an offset account to reduce interest
-
Consulting a mortgage broker for tailored advice
Visit Ratebuster’s guide on to learn more.

The bottom line for millions of Australians is that the RBA has implemented 11 rate hikes since May last year. As a result of Tuesday’s decision, these Australians are facing yet another significant blow to their household budgets. To put this into perspective, consider someone with a $500,000 debt at the beginning of the rate hikes. With each increase, their monthly repayments have risen, and they have increased by $1,058. The latest rate hike alone added another $78 to their monthly repayments. Since May 2022, when interest rates were at 0.1%, monthly repayments have increased by $1351.
Conclusion
The RBA interest rate hike continues to reshape the financial landscape for millions of Australians. With inflation still above target and borrowing power reduced, homeowners must adapt quickly. Stay informed, compare your options, and seek expert advice to navigate this challenging environment.