Parker Dam, United States offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Parker Dam is known for the Parker Dam, Lake Havasu, and the Colorado River. The best time to travel to Parker Dam, United States, is in the spring (March to May) when the average air temperature is around 70-85°F and the water temperature is approximately 60-70°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!