Solar led Spain’s power generation in May with 4,867 GWh, or 23.5% of the total, followed by hydro at 17.3% and wind at 16.7%, according to data from grid operator Red Eléctrica de España (REE).


From pv magazine Spain

Photovoltaic energy led Spain’s generation mix in May with 4,867 GWh, or 23.5% of the total. Hydroelectric power followed with 3,587 GWh, or 17.3%, and wind power with 3,455 GWh, or 16.7%, according to data from REE.

Combined cycle gas ranked fourth with 15.6% (3,246 GWh), followed by nuclear at 14.8% (3,065 GWh).

Total monthly generation reached 20,741 GWh, with renewables accounting for 62.7%.

In the peninsular electricity system, PV made up 24.3% of May’s mix, hydroelectric 18.3%, and wind 17.1%. Nuclear contributed 15.6%, and combined cycle 13.6%. Renewables generated 65.3% of the peninsular mix.

As of early June 2025, Spain had 34.3 GW of installed PV capacity, 32.4 GW of wind, and 17.1 GW of hydro, according to REE.

Image: REE

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