Flash estimate of the consumer price index in September 2026

Statistics Poland reported a preliminary consumer inflation reading of 4.0% year on year for September 2026.

What happened

Prices rose by 0.7% compared with August. The preliminary reading indicates the direction of price changes ahead of the release of full data and details for individual spending categories.

For companies, this is a reference point when updating cost assumptions. Pricing decisions should also take account of data specific to the product and customer segment.