Port Saint Johns, South Africa offers 8 beaches perfect for sunbathing, surfing, swimming, and more. Port Saint Johns is known for the Wild Coast, the Umzimvubu River, and the annual Sardine Run. The best time to travel to Port Saint Johns, South Africa, is from March to May, with average air temperatures around 20-25°C (68-77°F) and water temperatures around 22°C (72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!