Australian dollar hits nine-month low as Fed and RBA policy paths diverge

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Australian dollar falls

Highlights

The Australian dollar fell 0.31% to $0.682, its lowest level since January 22.
Markets expect the RBA to pause rate increases while the Fed continues tightening.
AI stock volatility and a narrowing Australian-U.S. yield gap are adding pressure.

The AUD/USD pair traded at $0.682, down 0.31%, according to the latest market data, after falling to its lowest level since January 22. The decline came amid renewed turbulence in Nvidia shares, which unsettled global equity markets and reduced demand for risk-sensitive currencies, according to Bloomberg.

RBA slowdown adds pressure to the Australian dollar

The currency has weakened as investors reassess Australia's economic outlook following five interest-rate increases by the Reserve Bank of Australia this year. Higher borrowing costs initially supported the Aussie by making Australian assets more attractive, but signs of slowing economic activity have raised doubts about further tightening.

The Australian dollar gained more than 7% during the first eight months of 2026, benefiting from RBA rate increases, elevated oil prices linked to the Middle East conflict and stronger commodity demand associated with AI infrastructure investment. That momentum has reversed since September as concerns over technology valuations and the sustainability of AI spending have weighed on global markets.

Since reaching its September 9 peak, the Aussie has lost more than 5% and weakened against every other Group-of-10 currency.

U.S. rate expectations narrow the yield advantage

Traders increasingly expect the RBA to have completed its tightening cycle, with potential interest-rate cuts emerging late next year. The Federal Reserve faces a different outlook, with markets anticipating further increases in U.S. borrowing costs.

That divergence has sharply reduced the return advantage previously offered by Australian government bonds. The yield premium on Australian 10-year debt over comparable U.S. Treasuries has narrowed to approximately five basis points, compared with more than 70 basis points in March.

The smaller differential makes Australian assets less attractive to international investors seeking higher yields, particularly when uncertainty in equity markets encourages demand for the U.S. dollar.

Currency weakness raises risks for Australian markets

The Australian dollar remains exposed to two pressures: weaker domestic growth expectations and declining global appetite for risk. A prolonged downturn in AI-related stocks could further undermine commodity demand expectations, removing another source of support for the currency.

The currency's near-term direction will depend heavily on incoming economic data, central bank expectations, and whether confidence in AI investment stabilizes. Continued weakness could increase the cost of imports for Australian businesses and consumers, complicating the inflation outlook even as domestic growth slows.

Earlier, we reported that Australia weighs alternatives to rate hikes as inflation tool.

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