Carlinville, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Carlinville is not typically known for travel and beach tourism. The best time to travel to Carlinville, United States, is in late spring (May), when the average air temperature is around 70°F (21°C) and water temperatures in nearby lakes are typically around 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!