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Australia's Central Bank Pauses Rate Hikes—Here's Why Inflation Keeps Borrowing Costs High

Elena MarquezPublished 24h ago5 min readBased on 5 sources
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Australia's Central Bank Pauses Rate Hikes—Here's Why Inflation Keeps Borrowing Costs High

The Reserve Bank of Australia held its official cash rate steady at 4.35 per cent on 17 June 2026, deciding not to raise or lower rates after pushing them up by 0.25 per cent in May. This was the first pause after months of moving in one direction, and nearly everyone saw it coming.

Ninety-seven per cent of forecasters surveyed by Finder had predicted the hold, and futures markets—where traders bet on where rates will go—had already priced in this outcome. The RBA itself had signaled as much: it framed the May increase as a course correction, not the start of another sustained tightening cycle. The board left itself room to move in either direction.

But inflation complicates that flexibility. The RBA's May forecast projected headline inflation (the broadest measure of price rises across the economy) peaking at 4.8 per cent in mid-2026. More importantly, underlying inflation—a narrower measure that strips out volatile items like petrol and food—is expected to stay above 3 per cent through the middle of 2027. The RBA targets inflation between 2 and 3 per cent, and that 3 per cent ceiling acts as a hard constraint on when rates can start falling.

Why does this matter? If the RBA cut rates while inflation was still running too hot, people and businesses might stop believing the bank will ever bring prices under control. Once inflation expectations slip, they become self-reinforcing—workers demand higher wages, businesses raise prices to cover those wages, and the whole cycle worsens. The RBA is trying to avoid that trap.

What the May hike signals.

The May move carried real weight. It took the cash rate to its highest level since 2012, and it came after a choppy few months in which the board kept changing course. That stop-start pattern had dented the RBA's credibility with bond markets, so the hold in June is partly a message about patience: let the May rate hike work through the financial system first. When rates rise, it takes time for banks to pass those increases on to mortgage holders, for higher borrowing costs to dampen spending, and for that reduced spending to ease wage and price pressures.

The real challenge facing the RBA is the long timeline. If underlying inflation stays stubbornly above 3 per cent until mid-2027, the cash rate is unlikely to fall meaningfully until well into next year. The only things that could change that would be a sharp deterioration in the job market or a significant external shock—a sudden drop in commodity prices or import costs, for example. Neither is expected by markets right now.

What happens next.

For anyone managing Australian investments or currency exposure, the key question is whether 4.35 per cent is where rates end, or whether the RBA pushes higher before the year closes. The RBA's May forecast assumed rates would move broadly in line with market expectations at that time, and it contained a slight lean toward tightening further. If inflation prints at or above 4.8 per cent in mid-2026, the board will face real pressure to act. If it comes in lower, the current pause holds firmer ground.

One technical note: the real cash rate—what you get if you subtract inflation from the official rate—is currently negative or barely positive depending on how you measure inflation. In plain terms, this means monetary policy is still loose; borrowing is still relatively cheap compared to inflation. That's why the RBA can credibly stay patient on cutting rates, even while appearing to pause.

The next scheduled board meeting is 1 August. Until then, the May inflation forecast remains the primary map for where this cycle ends.