Mediterranean Spain has high sunshine levels, from 6 hours per day in the winter to 12 hours per day in summer. Winters are mild - much warmer than central Spain.
Rain is very rare from June to August though the northern Mediterranean coast may be liable to occasional heavy downpours.
In the south, there can occasionally occur a very hot wind from North Africa ( the Leveche) though sea breezes may stop temperatures from rising too high.