Cooling and heating degree days by country - annual data

In 2024, Bulgaria's cooling and heating degree days by country increased by 42.0% compared to 2023, reaching 334.6.

Bulgaria accounts for 240.4% of the EU-27 total of 139.2.

Bulgaria ranks 5th out of 26 EU member states with reported data — in the top half of the distribution.

Over the past five years, the indicator has grown by 119.3% (from 152.6 in 2019).

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