Cooling and heating degree days by country - annual data

In 2023, Bulgaria's cooling and heating degree days by country increased by 23.0% compared to 2022, reaching 235.7.

Bulgaria accounts for 198.5% of the EU-27 total of 118.7.

Bulgaria ranks 6th 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 98.9% (from 118.5 in 2018).

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