The inflation rate was measured by the Harmonized Index of Consumer Prices (HICP) in the EU.
Among Southeast Europe (SEE) EU member states, Croatia posted the second highest annual inflation rate, at 4.3%, followed by Bulgaria, at 3.7%, Eurostat said in a data release.
Meanwhile, Slovenia saw the lowest annual inflation rate among EU member states in SEE, at 2.4%, at the same level as the EU average.
In monthly terms, only Greece reported a decrease in HICP among EU member states in SEE, at 0.1%, while Romania posted a rise of 0.5%, followed by Croatia, at 0.3%, and Bulgaria, at 0.2%.
Data from Romania’s statistical office INS showed on December 12 that the country’s annual inflation rate remained unchanged at 9.8% in November 2025 compared to October 2025 and slightly lower than the 9.9% peak reached in August and September 2025. Also, the rate inched 0.42% higher in November 2025 compared to October 2025. The HICP-based annual inflation rate in November 2025 compared to November 2024 was 8.6%.