Batteries to have solar 24/7 will be dirt cheap soon. The question is: is it cheaper to build nuclear and run the electrolyzers at the same rate the whole year

Batteries to have solar 24/7 will be dirt cheap soon. The question is: is it cheaper to build nuclear and run the electrolyzers at the same rate the whole year or use solar and run them much less during the winter. Where much less is a function of latitude