Recent New Zealand inflation data, with the annual rate rising to 4.1% in Q2 2026 amid elevated energy prices linked to Middle East developments, has reinforced the Reserve Bank of New Zealand's hawkish stance following the July 25 basis point hike to a 2.50% official cash rate. Traders assign an 87.5% implied probability to another increase at the September 2 Monetary Policy Statement, consistent with the RBNZ's signals that further tightening may be needed to return inflation to the 2% target midpoint by mid-2027 while core measures and medium-term expectations remain contained. Weaker domestic demand and spare capacity support the smaller 12.5% chance of no change, though a decrease remains negligible at 0.1% given the policy bias. Market-implied odds reflect aggregated positioning ahead of the next inflation release and economic data.