South African households are facing the highest inflation levels in nearly two years, driven largely by rising fuel costs linked to global oil supply disruptions.
Latest figures released by Statistics South Africa (Stats SA) show headline consumer inflation accelerated to 4.5% in May, up from 4.0% in April. The increase places inflation further above the South African Reserve Bank’s 3% target range.
The reading came in slightly below economist expectations of 4.7%, but still reflects mounting pressure on household budgets.
Fuel Shock Pushes Inflation Higher
The main driver of the latest increase has been a supply shock in global energy markets following the closure of the Strait of Hormuz, a key shipping route responsible for transporting nearly a fifth of the world’s seaborne oil.
Although recent diplomatic discussions involving the United States, Iran and Israel have raised hopes of a potential reopening of the waterway, the impact of earlier disruptions continues to filter through global fuel prices.
South Africa, which relies heavily on imported refined fuel, has been particularly exposed to the volatility. The fuel index recorded a 14.3% monthly increase and a 28.7% rise year on year.
Over the past 12 months, petrol prices have climbed by 24.8%, while commercial diesel prices have surged by 53.8%, significantly increasing transport and logistics costs across the economy.
Mixed Picture For Food Prices
Despite higher fuel costs, food inflation has shown some moderation. Stats SA data indicates food inflation slowed to 1.9%, while meat price growth eased to 7.3%, supported by improved agricultural supply conditions.
However, analysts warn that sustained fuel inflation could eventually feed through into broader price increases as transport and distribution costs rise across supply chains.
Monetary Policy Outlook In Focus
The latest inflation data arrives as the South African Reserve Bank continues to navigate a challenging interest rate environment.
The central bank raised the repo rate by 25 basis points to 7.0% at its May meeting, marking its first increase since 2023.
With inflation printing slightly below expectations and signs of easing food pressures, economists suggest the Monetary Policy Committee may opt to hold rates steady at its next meeting on 23 July, although uncertainty remains.
The Reserve Bank has maintained that it will remain data dependent and could tighten policy further if global fuel pressures persist or escalate.

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