East Haven, United States offers 9 beaches perfect for sunbathing, surfing, swimming, and more. East Haven is known for its scenic coastline and family-friendly beach parks. The best time to travel to East Haven, United States, is in late spring (May to June) when the average air temperature is around 65-75°F and the water temperature is approximately 55-65°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!