Solomon Islands CPI inflation (headline, 3-month moving average, year-on-year)
Solomon Islands CPI inflation (headline, 3-month moving average, year-on-year) is 4.3 percent, in force since 1 Jul 2026, cited to Series is the official 3-month-moving-average YoY headline, not simple through-the-year…. It was 3.9 percent before that. Last checked against the official source on 22 Sep 2026.
Official source: Series is the official 3-month-moving-average YoY headline, not simple through-the-year… · Last checked 2026-09-22 · source fingerprint
Solomon Islands headline consumer price inflation as officially headlined — the annual rate calculated on a 3-MONTHS MOVING AVERAGE basis, National CPI (2017=100), weighted average of the four CPI towns (Honiara, Auki, Gizo, Noro), compiled by the Solomon Islands National Statistics Office (SINSO), Ministry of Finance and Treasury.
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| Current value | 4.3 percent (YoY, 3-month moving average) |
|---|---|
| In force from | 2026-07-01 |
| Official source | Series is the official 3-month-moving-average YoY headline, not simple through-the-year… — CBSI homepage Key Data & Statistics (last updated September 21, 2026): 'Inflation Rate 4.3% July 2026'. Same tile history: May 2026 3.9%; June 2026 4.6%; July 2026 4.3%. Official J |
| Last verified | 2026-09-22 |
| Verification | primary — No verification limitation recorded — read from the official source cited. |
| Provenance | source fingerprint |
What this value means
Series is the official 3-month-moving-average YoY headline, not simple through-the-year. May 3.9% on the homepage matches the June MEB, so the homepage tile is the same official 3mma series now updated through July. July/August MEB PDFs were not located; SINSO CPI category page still showed December 2025 as its latest narrative release.
Earlier values
| From | Value | Source |
|---|---|---|
| 2026-05-01 | 3.9 | Central Bank of Solomon Islands — Monthly Economic… |
| 2026-04-01 | 4.2 | CBSI — Monthly Economic Bulletin, June 2026, Key Economic… |
| 2026-03-01 | 4.2 | SINSO — Statistical Bulletin 06/2026, National Consumer… |
| 2026-02-01 | 2.6 | CBSI — Monthly Economic Bulletin, June 2026, Key Economic… |
| 2026-01-01 | 0.6 | CBSI — Monthly Economic Bulletin, June 2026, Key Economic… |
| 2025-12-01 | 0.4 | SINSO — 'National Consumer Price Index declines by 0.4… |
Get it programmatically
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Other Solomon Islands series: CBSI Policy Rate · Sales tax · VAT registration threshold · Minimum wage (statutory hourly rates) · Public holidays · Company income tax rate (resident) · Withholding tax rates · Court-rule interest on judgment debts · Personal income tax brackets (resident individuals) · Statutory social-insurance contributions
The same figure elsewhere: Tonga · Vanuatu · Australia · Fiji · New Zealand · all 8