Kganyago Says SARB Can Wait Out Oil and Drought Shocks

South African Reserve Bank Governor Lesetja Kganyago said on Sept. 3, 2026 that policymakers can afford to respond cautiously to the aftereffects of inflation shocks, citing higher oil prices caused by the Iran war and a looming drought.

South African Reserve Bank Governor Lesetja Kganyago has drawn a line between the shock itself and what a central bank should do about it. Speaking on Sept. 3, Kganyago said policymakers can afford to respond cautiously to the aftereffects of inflation shocks, pointing to two in particular: higher oil prices caused by the Iran war, and a drought that is looming rather than already biting.

The remark, reported by Bloomberg Economics, is a familiar move in central banking, but it lands at an awkward moment. Both shocks named are supply-side. Neither is created by South African demand, and neither can be fixed by the repo rate. What the rate can do is stop a one-off jump in petrol and food prices from turning into a wage-and-price spiral. That distinction — between a price level shift and a change in the underlying inflation trend — is the whole substance of Kganyago's caution.

Why an oil shock is not automatically a rate decision

An energy shock feeds into a consumer price index quickly and mechanically. Fuel is a direct component; it also travels into transport costs, and from there into food and almost everything trucked across a country with the freight-distance profile South Africa has. Headline inflation moves before core inflation does.

The textbook answer is that a central bank should look through the first-round effect and act only if second-round effects appear — if households and firms start assuming the higher prices are permanent and negotiate accordingly. Kganyago's comment says the Reserve Bank has room to wait and see which of those it is dealing with. That is a judgement about credibility as much as about arithmetic: a central bank that believes its inflation expectations are anchored can afford to be patient, because it does not need to prove anything to the market with a pre-emptive hike.

The risk in that stance is straightforward. If the oil move persists — and a conflict-driven shock has no natural expiry date — patience becomes drift, and the bank ends up tightening later and harder than it would have needed to. Governors who look through supply shocks have been wrong before, and the cost of being wrong is measured in the size of the eventual correction.

Drought is the harder of the two problems

The second shock Kganyago named is arguably the more serious one for South African inflation, because food carries heavy weight in the consumption baskets of lower-income households. A drought that is still forming is also, from a policy standpoint, a forecast rather than a fact. The Reserve Bank cannot know how severe it will be, how long it will run, or how much of it will be offset by imports.

Two supply shocks arriving together compound in an unhelpful way. Higher fuel raises the cost of moving crops and running irrigation; a poor harvest raises the price of what is being moved. Each amplifies the other. That is a different situation from a single, isolated price jump, and it is why the qualifier in Kganyago's language — caution, not indifference — matters more than it looks.

A drought also has a currency dimension. Weaker agricultural output means more imported food, a heavier import bill and, at the margin, pressure on the rand. A softer rand raises the local-currency cost of oil that is priced in dollars. The loop closes back onto the first shock.

What the rand does to the calculation

For an emerging-market central bank, the exchange rate is never fully separable from the inflation target. If a governor signals patience while peers elsewhere are tightening, the interest-rate differential narrows and capital can move. A weaker currency then imports inflation directly, which is precisely the outcome the patient stance was trying to avoid.

This is why Kganyago's framing is careful. He did not rule out action; he said there is room to respond cautiously. That leaves the Reserve Bank free to move if the rand or expectations start behaving badly, without having committed to a path in advance. It is optionality dressed as guidance — and, for a bank facing two shocks it cannot forecast, probably the only honest position available.

The global backdrop is doing him no favours

Broader markets were in risk-on mood on the day of the comments. In New York, the S&P 500 tracker (NYSEARCA: SPY) traded at $773.81, up 1.13% against a previous close of $765.16, with the Nasdaq 100 fund (NASDAQ: QQQ) at $718.80, up 1.35%, and the Dow tracker (NYSEARCA: DIA) at $536.88, up 1.18%, as of 18:50 GMT on Sept. 3, 2026. Those are intraday prices in an open market.

Buoyant developed-market equities are a mixed blessing for a country like South Africa. They usually indicate appetite for risk assets, which supports emerging-market currencies and bonds. But the same conditions can reverse quickly when the underlying driver is a conflict-linked commodity price, and the rand tends to be among the first currencies sold when that sentiment turns. A governor cannot set policy on the assumption that today's tone holds.

What to watch from here

The near-term signals that will test Kganyago's patience are specific and observable. First, whether headline inflation prints show fuel pass-through spreading into core categories rather than staying confined to transport. Second, whether survey measures of inflation expectations among businesses, unions and analysts start to drift higher — the single clearest evidence of second-round effects. Third, how severe the drought actually turns out to be once the growing season resolves the uncertainty. Fourth, the rand's behaviour relative to other emerging-market currencies, which separates South Africa-specific stress from a general risk-off move.

If those indicators stay contained, the case for sitting still strengthens with every month that passes and the shocks age out of the annual comparison. If any of them break, the Reserve Bank's room for caution closes fast — and the language at the next meeting will change accordingly.

Key facts

• Speaker: Lesetja Kganyago, South African Reserve Bank governor
• Shocks cited: Higher oil prices from the Iran war; a looming drought
• Policy signal: Room to respond cautiously to inflation-shock aftereffects
• Market backdrop: S&P 500 tracker SPY $773.81, +1.13%, as of 18:50 GMT Sept. 3, 2026

Frequently asked questions

What did Lesetja Kganyago actually say?

South Africa's central bank governor said policymakers can afford to respond cautiously to the aftereffects of inflation shocks. He specifically named higher oil prices caused by the Iran war and a looming drought as the shocks in question. The comment signals patience on interest rates rather than a commitment to any particular direction of policy.

Why would a central bank ignore an oil price shock?

An oil shock raises the price level through fuel and transport costs, but that is a one-off effect that drops out of annual inflation comparisons after twelve months. Central banks typically look through it and act only if households and firms begin expecting the higher prices to persist, which turns a one-off into an ongoing inflation trend.

What are second-round effects?

Second-round effects occur when an initial price shock feeds into wage demands and pricing decisions across the economy, so inflation persists after the original cause fades. They are the trigger point at which a central bank that has been looking through a supply shock usually decides it must tighten policy to protect its credibility.

Why does a drought matter so much for South African inflation?

Food carries heavy weight in the consumption baskets of lower-income households, so poor harvests hit measured inflation hard and unevenly. A drought also increases reliance on imported food, which widens the import bill and can pressure the rand, in turn raising the local-currency cost of dollar-priced oil.

How does the rand factor into the rate decision?

For an emerging-market central bank, the exchange rate transmits inflation directly. If policy stays looser than peers, the interest-rate differential narrows and capital can leave, weakening the currency and raising import costs. That is why a governor signalling patience keeps the option to act rather than ruling out a move.

What indicators will show whether the caution was justified?

Watch whether fuel cost pass-through spreads from transport into core inflation categories, whether survey measures of inflation expectations drift higher, how severe the drought proves once the growing season resolves, and how the rand performs against other emerging-market currencies to separate local stress from global risk-off moves.

Sources

• South Africa’s Kganyago Sees Room for Caution on Rate Moves — Bloomberg Economics

Photo: Tomás Asurmendi · Pexels Licence — source