Fed Rate Hikes and Gold: What Actually Happens to XAU/USD

Gold traded around $4,310 an ounce on 2 September, down from its recent highs but still up about 21% on the year according to Trading Economics — and the reason for the pullback is not mysterious. Markets are pricing roughly a 70% probability that the Federal Reserve raises rates at its 16 September meeting, and gold pays no interest. When the alternative pays more, the metal has to work harder to justify holding it.

That is the whole mechanism, and it is worth understanding properly, because the popular version ("rates up, gold down") is wrong often enough to be expensive.

Does gold fall when rates rise?

Sometimes. What gold actually responds to is the real interest rate — the nominal yield minus expected inflation. Gold is an asset with no coupon, so its opportunity cost is whatever a safe bond pays after inflation. When real yields rise, gold tends to fall; when real yields fall, gold tends to rise. Nominal rates are only half of that equation.

This is why gold has been able to rise during hiking cycles before: when inflation was outrunning yields, real yields were falling even as the policy rate went up. And it is why the current setup is different. Yields on the 10-year Treasury have climbed to their highest since early 2025 on the back of an oil-driven inflation scare, and this time the Fed is signalling it intends to get ahead of it. Nominal rates up and the market believing inflation will be brought down is the combination gold likes least.

What are real yields, in practice?

The cleanest proxy is the yield on 10-year Treasury Inflation-Protected Securities (TIPS). You do not need to trade it; you need to watch its direction. Over most multi-month windows the relationship holds well enough to be useful: a sustained rise in the 10-year real yield is a headwind for XAU/USD, whatever the headlines say about "safe haven demand". Geopolitics moves gold for days; real yields move it for quarters.

The dollar is the second leg. Gold is priced in dollars, so a stronger dollar makes it more expensive for everyone else and tends to cap it. A Fed that hikes while other central banks hold is a dollar-positive setup — which is part of why USD/JPY is pressing 160 at the same time gold is easing.

How much does gold move on FOMC day?

More than most people size for. A 1–2% intraday range in XAU/USD on a decision day is ordinary, and 3% is not rare when the decision or the press conference surprises. At $4,300 an ounce, 2% is about $86, which on a standard 100-ounce contract is $8,600 per lot. That is the number to put into the position size calculator before the meeting, not after. The contract size, minimum stop distance and current swap rates for XAUUSD are published so you can do this with real figures rather than assumptions.

Swap matters here too. Gold's overnight financing is negative on the long side and has been for a while, because it reflects dollar interest rates — the same rates that are about to go up. Holding a long gold position through a hiking cycle costs a little more every night. Our swap guide explains how the figure is derived.

Three scenarios for 16 September

Hike, hawkish guidance. The base case the market has priced. The initial reaction in gold may be muted precisely because it is expected; the risk is in the press conference, where a signal of further hikes would push real-yield expectations higher.

Hike, but "one and done". A 25-point move with language suggesting the Fed is now comfortable would be read as the end of the tightening scare. Real yields could ease and gold could recover some of August's losses.

No hike. The surprise outcome. A dovish surprise tends to hit the dollar hard and lift gold quickly — but a Fed that declines to hike into rising inflation also raises the risk that it has to do more later, which is not straightforwardly gold-positive over weeks.

Which of these happens is not knowable in advance, and this note does not pretend otherwise. What is knowable is that gold's sensitivity to the decision is high, that the move will be about real yields and the dollar rather than about gold itself, and that a position sized for a normal day is the wrong size for this one.

Silver is not gold with more leverage

A last word on XAG/USD. Silver is often traded as a high-beta version of gold, and on rate days it usually does move further. But a large share of silver demand is industrial, so it also carries a growth signal that gold does not. In a hiking cycle that slows the economy, silver can underperform gold on the way down and outperform on the way up. Treat it as a different instrument with a different story, because it is.

Sources

This note is market commentary prepared by Ultimo Securities for general information. It is not investment advice, not a recommendation to buy or sell any instrument, and does not take your circumstances into account. Trading CFDs on margin carries a high degree of risk and is not suitable for all investors. Figures are as stated by the sources listed on the date given and may have moved since.