Cooling and heating degree days by country - annual data

In 2025, Croatia's cooling and heating degree days by country increased by 10.1% compared to 2024, reaching 2,139.

Croatia accounts for 75.6% of the EU-27 total of 2,828.

Croatia ranks 21st out of 27 EU member states with reported data — in the bottom half of the distribution.

Over the past five years, the indicator has fallen by 1.5% (from 2,171 in 2020).

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