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Report published September 28, 2026

Markets Outlook: Moving Inflationary Parts – Bank of New Zealand

Bank of New Zealand · September 28, 2026

BNZ raised its forecast peak for New Zealand Q4 2026 CPI inflation to 4.3%, driven by higher oil prices and a weaker currency, raising the risk that the RBNZ hikes rates above prior guidance. Meanwhile, NZ rates have set cycle highs tracking US Treasuries, and the NZD faces headwinds against a resilient US dollar.

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Finvaulta summarizes Bank of New Zealand's analysis. Attribute opinions, forecasts, time-sensitive values, and chronology to the issuer and report date; do not treat this page as an independent verification or a current market-data source.

Key Takeaways

  • 1.BNZ nudges its Q4 2026 New Zealand CPI inflation forecast up to 4.3% due to jumping fuel prices and a softening NZD, increasing the risk that the RBNZ must hike the OCR more than projected.
  • 2.BNZ has revised down its NZD forecasts, expecting NZD/USD to trade sideways in a 0.55–0.60 range over coming quarters with end-Q4 2026 and end-Q1 2027 targets lowered to 0.5750.
  • 3.NZ rates reached fresh cycle highs driven by US Treasury yield surges, but benign NZGB supply and potential PREFU deficit improvements support further matched-maturity swap (MMS) spread tightening.

Table of Contents

  • Moving inflationary parts
  • Global Watch
  • Key Event Previews
  • Fixed Interest Market
  • Foreign Exchange Market
  • Technicals
  • Quarterly Forecasts
  • Annual Forecasts
  • Key Upcoming Events
  • Historical Data

Report data

Inflation risks higher into years' end — as of September 28, 2026.

MetricEstimateContext
NZ Q4 2026 Annual CPI Inflation Forecast4.3%Nudged up a tick reflecting higher fuel prices and a softer currency.
NZ Q3 2026 Annual CPI Inflation Forecast3.8%Remains a tick lower than the RBNZ's 3.9% projection.
NZ TWI Deviation from RBNZ Assumption-3.9%At 64.3, TWI is tracking around 3.9% below projection assumptions, adding ~0.4% to inflation forecasts.
NZ Filled Jobs Growth0.2%Rose 0.2% m/m and up 0.9% y/y, consistent with ongoing employment growth.
US 10-Year Treasury Yield Peak5.22%Reached a fresh cycle peak as resilient US activity reinforced expectations of restrictive policy.
Source: BNZ; Stats NZ; Bloomberg. This is a dated model snapshot, not a live forecast.

Reports in this series

Markets Outlook is shown in chronological order through this edition, published on September 28, 2026.

Part of the Markets Outlook series — view all 7 editions

  1. Jun 220260602 BNZMO
  2. Jun 820260608 BNZMO
  3. Jun 2920260629 BNZMO
  4. Aug 1720260817 BNZMO

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Authors / Editors

Stephen Toplis · Head of ResearchDoug Steel · Senior EconomistJason Wong · Senior Markets StrategistStuart Ritson · Senior Interest Rate StrategistIndia Power · EconomistMike Jones · BNZ Chief EconomistMatthew Herbert