[Sinidir]

You don't you build solar and wind, which have different seasonal productions. Wind power is actually higher during winter. See: https://www.researchgate.net/figure/Estimated-normalized-mon...

And if you combine the graphs for solar and wind from this: https://aleasoft.com/european-solar-and-wind-energy-producti...

You can nicely see that they are complementary in terms of energy production.