Inflation · Indonesia
Indonesia inflation forecast
Inflation (CPI, annual %)
Model run: Sep 28, 2026 · TimesFM 2.5
12 months forecast · 2026
2.2%
Median forecast · p10-p90: 0.0% to 7.2%
24 months forecast · 2027
2.4%
Median forecast · p10-p90: 0.3% to 6.3%
36 months forecast · 2028
2.3%
Median forecast · p10-p90: 0.0% to 6.6%
Latest observed: 1.9% · 2025
Choose a horizon
The median and range update together.
History & forecast
White: observed history. Blue: forecast median. Shaded: p10-p90 model range.
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.
All values in CPI, annual %
Model validation
| Horizon | Tests | Model errorModel | No-change errorNo change | Band coverageCoverage |
|---|---|---|---|---|
| 12 months | 5 | 0.99 pp | 1.06 pp | 100.0% |
| 24 months | 4 | 1.13 pp | 2.05 pp | 100.0% |
| 36 months | 3 | 1.02 pp | 1.56 pp | 100.0% |
In these tests the model had lower average error than a no-change forecast at all 3 horizons. Rolling backtests of this model on the latest revised history; overlapping forecast errors are not independent. The p10-p90 band is a model range, not a calibrated guarantee. Methodology · Forecast audit
Evidence & context
Source data
Source & observed data
| Year | Value | Change |
|---|---|---|
| 2025 | 1.9% | −0.27 pp |
| 2024 | 2.2% | −1.49 pp |
| 2023 | 3.7% | −0.54 pp |
| 2022 | 4.2% | +2.65 pp |
| 2021 | 1.6% | −0.36 pp |
| 2020 | 1.9% | −1.11 pp |
| 2019 | 3.0% | −0.17 pp |
| 2018 | 3.2% | −0.61 pp |
| 2017 | 3.8% | +0.28 pp |
| 2016 | 3.5% | −2.84 pp |
Sources & limits
Source: World Bank, World Development Indicators · FP.CPI.TOTL.ZG. Methodology · Forecast audit
Historical context
Outside the model
What could change this forecast?
A small, dated reading list. TimesFM sees the data series, not these stories. This context is not a trading signal.
No recent item selected for this series. We would rather leave this quiet than fill it with a weak match.
Selected for relevance, not a claim of causation. Source dates stay visible. Original reporting remains with its publisher.