Orlando in June or July?

Orlando in June or July? Also I would be at orlando for 9days. Should i stay at disneyworld all 9days? i really want to fit in a day where i take a 1-1 1/2 hour drive to a beach where it has clear water.IS there a beach in florida with clear water?should i visit other parks to? like first 4days at DW and next 2 at sea world/busch gardens and last few days at the beach?