Cooling and heating degree days by country - annual data

In 2025, France's cooling and heating degree days by country increased by 63.1% compared to 2024, reaching 100.5.

France accounts for 78.7% of the EU-27 total of 127.8.

France ranks 11th out of 25 EU member states with reported data — in the top half of the distribution.

Over the past five years, the indicator has grown by 32.7% (from 75.8 in 2020).

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