Ninilchik, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Ninilchik is known for its stunning views of the Cook Inlet and the Kenai Mountains, as well as its excellent fishing opportunities. The best time to travel to Ninilchik, United States, is during July when the average air temperature is around 55-65°F and the water temperature is approximately 50°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!