Sea temperatures Barcelona Sea temperature Barcelona Created with Highcharts 3.0.8Sea temperature575557596469757875716460JanFebMarAprMayJuneJulAugustSeptOctNovDec0 °20 °40 °60 °80 °100 ° Jan Feb March April May June Jul August sept. Oct nov. dec. Sea temperature57°55°57°59°64°69°75°78°75°71°64°60°