In the second quarter of 2025, 54.0% of net electricity generated in the EU came from renewable energy sources, an increase from the 52.7% registered in the same quarter of 2024. This increase was mostly due to solar energy, which generated a total of 122 317 gigawatt-hours (GWh) in the second quarter of 2025, representing 19.9% of the total electricity generation mix.
June 2025 was the first month in history where solar energy (22.0%) was the main source of electricity generated in the EU, ahead of nuclear (21.6%), wind (15.8%), hydro (14.1%) and natural gas (13.8%).
Among EU countries, in the second quarter of 2025, Denmark, with 94.7%, had the highest share of renewables in net electricity generated, followed by Latvia (93.4%), Austria (91.8%), Croatia (89.5%) and Portugal (85.6%). The lowest shares of renewables were recorded in Slovakia (19.9%), Malta (21.2%) and Czechia (22.1%).
Solar: main source of EU electricity in June with 22% - News articles - Eurostathttps://ec.europa.eu/eurostat/web/products-eurostat-news/w/ddn-20250929-3