Planning to visit Shelter Island, NY, U.S. in the summer? Then the only way to guarantee a comfortable stay is to book an air conditioned home. Plum Guide’s homes come fully furnished with the best-equipped kitchens, essential bathroom toiletries and all linen included. The summer is a popular time of the year to visit this area, and after a day out exploring, you can properly relax and unwind in your air conditioned serviced apartment in Shelter Island, NY, U.S..