Cooling and heating degree days by country - annual data

In 2025, Romania's cooling and heating degree days by country increased by 8.6% compared to 2024, reaching 2,730.

Romania accounts for 96.5% of the EU-27 total of 2,828.

Romania ranks 13th out of 27 EU member states with reported data — in the top half of the distribution.

Over the past five years, the indicator has grown by 1.2% (from 2,697 in 2020).

Source: Eurostat dataset nrg_chdd_a, accessed via the eupublicdata pipeline.