Cooling and heating degree days by country - annual data

In 2025, Poland's cooling and heating degree days by country decreased by 84.0% compared to 2024, reaching 6.75.

Poland accounts for 5.3% of the EU-27 total of 127.8.

Poland ranks 20th out of 25 EU member states with reported data — in the bottom half of the distribution.

Over the past five years, the indicator has fallen by 39.7% (from 11.2 in 2020).

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