Credit: Cultura RM Exclusive/Rosanna U/Getty ImagesIf you’re dreaming of the turquoise waters, sandy beaches, and warm sunshine of the Caribbean or Mexico, late summer or early fall can be a perfect time to set sail on the open sea. But with hurricane season running from June through November, a little extra planning can go a long way.To help take the guesswork out of booking, we spoke with cruise experts who shared simple, practical tips for pl…