Inflation forecast · World Bank data

South Africa inflation forecast

Inflation (CPI, annual %)

Latest · 2025

3.2%

Inflation in South Africa is forecast at 4.1% in 12 months (2026), with an 80% range of 1.6% to 7.1%. The latest World Bank figure is 3.2% for 2025.

In 24 months (2027) and 36 months (2028) the model projects 4.8% and 5.0% (+1.8 pp versus 2025).

2%4%6%8%201520202025HistoryForecast
2%4%6%8%2020HistoryForecast

Display-only line. World Bank data is annual: the forecasts are the yearly points marked on the chart. The monthly line between them is a straight-line interpolation for display, not a monthly forecast.

6 monthsinterpolated · display only
3.7%▲ +0.5 pp80%: 2.4% – 5.2%
12 months2026
4.1%▲ +0.9 pp80%: 1.6% – 7.1%
24 months2027
4.8%▲ +1.5 pp80%: 1.7% – 8.5%
36 months2028
5.0%▲ +1.8 pp80%: 1.3% – 9.2%

Backtest · last 5 years

How accurate has this been?

HorizonTestsAvg. errorNaive errorIn 80% range
12 months51.31 pp1.53 pp100%
24 months42.12 pp2.70 pp100%
36 months32.07 pp2.31 pp100%

We re-ran the model as if standing at past dates, using only the data available then. Avg. error is the mean absolute gap between the median and what happened (percentage points); naive assumes no change from the last value. A well-calibrated 80% range contains about 80% of outcomes. Annual series have few test points, so treat these as rough. Methodology

Source data

Recent values

YearValueChange
20253.2%−1.16 pp
20244.4%−1.71 pp
20236.1%−0.96 pp
20227.0%+2.42 pp
20214.6%+1.39 pp
20203.2%−0.87 pp
20194.1%−0.41 pp
20184.5%−0.68 pp
20175.2%−1.42 pp
20166.6%+2.08 pp

About this forecast

Source
World Bank, World Development Indicators · series FP.CPI.TOTL.ZG
Data through
2025 · 66 observations
Forecast updated
Sep 28, 2026
Model
TimesFM 2.5 (Google Research, Apache-2.0), zero-shot

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Statistical model, not financial advice. This forecast is generated automatically from public data; the 80% range means outcomes are expected outside it about one time in five. Don't make financial decisions based only on it.

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