Ellis, United States offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Ellis, Kansas, United States, is known for the Walter P. Chrysler Boyhood Home and Museum. The best time to travel to Ellis, United States, is in late spring (May to June) when the average air temperature is around 70°F (21°C) and water temperature is approximately 60°F (16°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!