Cooling and heating degree days by country - annual data

In 2024, Bulgaria's cooling and heating degree days by country increased by 1.4% compared to 2023, reaching 2,175.

Bulgaria accounts for 79.7% of the EU-27 total of 2,729.

Bulgaria ranks 19th 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 2.0% (from 2,220 in 2019).

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