Cedar Falls, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Cedar Falls is known for the University of Northern Iowa and the Cedar Valley Trails. The best time to travel to Cedar Falls, United States, is in late spring (May to early June) when the average air temperature is around 65-75°F (18-24°C) and water temperatures in nearby lakes and rivers are typically cooler, around 55-65°F (13-18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!