IN SHORT: South Africa’s headline consumer price inflation rose to 3.1% year on year in March 2026, up from 3.0% in February, matching the median estimate of 17 economists in a Bloomberg survey. The increase was modest because the Hormuz conflict’s full impact on fuel prices had not yet registered in March. The real inflation test comes in April and May, when the April 1 petrol price increase feeds through in full.
South Africa’s inflation rate rose to 3.1% in March 2026, a barely perceptible increase from February’s 3.0% that flatters the picture: the Hormuz conflict’s transmission into domestic consumer prices had only just begun in March, and the months ahead carry far more inflationary pressure than the headline number suggests.
Stats SA released the March CPI data on April 22. The result matched the median estimate of 17 economists in a Bloomberg survey and came in well below the feared 3.5% range that some analysts had projected based on early-month fuel price signals.
- The modest increase reflects the timing of the oil shock rather than its absence. South Africa’s April 1 petrol price adjustment, one of the largest in recent years, occurred after the March reference period closed. The full effect of Hormuz-driven fuel inflation will register in April CPI (due late May) and remain elevated into Q2. The SARB’s own upgraded forecast has headline inflation peaking at 4% in Q2 2026 before easing back to the 3% target by late 2027.
- Food inflation remained contained, and core inflation (excluding food and energy) held steady, indicating the March result reflects specific fuel timing rather than a generalised domestic inflation problem. The rand was trading at approximately R18.50 to the dollar at the time of the release, weaker than the R17.80 level underpinning the SARB’s March forecast, with each R1.00 weakening adding approximately 0.1 to 0.2 percentage points to CPI over a 12-month horizon.
- The SARB held the repo rate at 6.75% at its March 26 MPC meeting, explicitly citing the Hormuz conflict as a material upside risk. The bank upgraded its 2026 inflation forecast from 3.3% to 3.7% and reduced its projected rate cut path from two cuts to one for the year. The March 3.1% print does not change that calculus: the SARB was already looking through March to the April and May pipeline.
- National Treasury confirmed on April 29 that it is extending fuel levy relief through June at a total cost of R17.2 billion ($955 million) in foregone revenue specifically to blunt the impact of the coming inflation surge. The diesel general fuel levy has been cut to zero from May 6 to June 2. This intervention will contain the April and May CPI prints somewhat but cannot eliminate the underlying pressure.
- Market pricing has continued to shift since the March MPC meeting. Interest rate futures price a higher probability of rates remaining on hold through the May 28 MPC meeting, with the first cut not fully priced until Q3 2026 at the earliest. The Bloomberg Next Africa newsletter on April 29 noted that the Iran war has upended a South African asset rally and reversed significant portions of the economic recovery momentum built through 2025.
The next MPC meeting is May 28. The SARB will have April CPI data, updated Brent crude forecasts, and the impact of the Treasury fuel levy relief package to assess before making its decision.
The Bigger Picture: The 3.1% March print is the last good inflation number South Africa will see for a while. The April 1 petrol price increase, the rand’s weakness, and the structural persistence of the Hormuz disruption mean the next two CPI releases will tell a materially different story. The Treasury’s R17.2 billion fuel levy relief is a genuine cushion but not a solution. It expires in July, and when it does, the full levy returns to pump prices regardless of where oil sits. South Africa entered 2026 with its best macroeconomic momentum since 2018. The external shock has not broken that recovery, but it has delayed it. The question is by how much.
Source: Bloomberg / Stats SA / BusinessDay
