Will the ECB announce a 25 bps increase at the September 2026 meeting?

Analysis

The ECB lifted its deposit rate 25 basis points to 2.25% in June, as Middle East tensions drove energy prices higher. It then paused in July to take stock. That pause looks like a breather, not a finish line. Euro area inflation ticked up again in July to 2.9%. Staff projections now put 2026 headline inflation around 3.0%, an uncomfortable number for a bank whose entire mandate is price stability. Christine Lagarde has openly flagged oil volatility as an upside risk. Wage growth remains contained enough that officials aren't worried about a second-round spiral yet. That combination, energy-driven overshoot plus limited domestic wage pressure, is exactly the environment where a measured quarter-point move fits better than either a larger hike or an extended hold. Traders and market commentary already treat another 25 basis point increase as the cleaner, more likely path into the September 9-10 meeting. The counterargument deserves airtime. Central banks that pause after a hike don't automatically resume tightening at the next opportunity. If energy prices retreat sharply or the next inflation print softens, the Governing Council has cover to sit still at 2.25%. Nothing in the current data supports that reversal yet. The thing to watch: the next flash inflation reading and any sudden drop in oil prices before the meeting. A clean retreat in energy costs is the one thing that reopens the case for patience.