Australian Dollar / US Dollar

AUD/USD's 20-day volatility stands at 0.40% a day, making it livelier than most of the forex Kinzan tracks (their median is 0.31%).

Measured against AUD/USD's own volatility rather than anyone else's, a −0.5σ reading is the kind of session it has most weeks.

It sits near the bottom of its 24-hour range of 0.69696–0.70033, measured on hourly closes.

Most of the move came in the Asia session (22:00–07:00 UTC), which accounted for about 68% of the day's price action.

Over the last 60 sessions of daily returns, it has moved most closely with AUD/CAD (+0.75, a strong relationship), and most inversely to USD/SGD (−0.77).

Market read: The pair is struggling near the bottom of its range following weak session performance.

What it is

AUD/USD gives the value of one Australian dollar in US dollars, and traders commonly call it the “Aussie”. Australia’s economy is a large exporter of iron ore, coal, liquefied natural gas and gold, so its currency is often treated as a liquid, round-the-clock proxy for global commodity demand. It is quoted to five decimal places and is among the most actively traded of the major pairs.

What drives it

China is Australia’s biggest trading partner, which means Chinese industrial data, property-sector news and stimulus measures frequently move the Aussie more than anything published in Canberra. Iron ore prices in particular have a long association with the currency. The Reserve Bank of Australia sets domestic rates, and its statements, together with Australian employment and quarterly CPI figures, supply the local driver. Beyond fundamentals, the Aussie is a classic “risk-on” currency: it has tended to strengthen when global equities rise and investors seek yield, and weaken when fear dominates.

How it trades through the day

The Asia block (22:00–07:00 UTC) is unusually important for this pair. Australian data and RBA decisions arrive during the Sydney morning, which falls around 00:30–01:30 UTC, and Chinese releases follow within hours. London (07:00–13:00 UTC) tends to bring position adjustments rather than fresh local news, while New York (13:00–22:00 UTC) delivers the US-side drivers and the influence of Wall Street’s mood. Moves that begin in Asia are sometimes retraced once European and US traders arrive.

What it tends to move with

AUD/USD historically moves closely with NZD/USD, given the two economies’ shared exposure to Asian demand. It has tended to rise with copper and with equity indices such as the S&P 500 and the Hang Seng, and to fall when the US Dollar Index strengthens. Its link with gold is looser but visible over longer periods, reflecting Australia’s position as a major gold producer.