Winema Beach, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Winema Beach, Oregon, United States, is known for its proximity to the scenic Oregon Dunes National Recreation Area and the picturesque Pacific coastline. The best time to travel to Winema Beach, United States, is during the summer months of June to August, when the average air temperature is around 65-75°F and the water temperature is approximately 55-60°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!