Milford, United States offers 27 beaches perfect for sunbathing, surfing, swimming, and more. Haverfordwest is known for its proximity to Pembrokeshire Coast National Park and the historic Haverfordwest Castle. The best time to travel to Milford, United States, is during the summer months of June to August, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!