South Fork, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. South Fork, Nevada, United States, is known for the South Fork State Recreation Area. The best time to travel to South Fork, United States, is during the summer months of June to August, when the average air temperature is around 70°F (21°C) and water temperature in nearby rivers is approximately 60°F (16°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!