Rini, South Africa offers 1 beach perfect for sunbathing, surfing, swimming, and more. Rini, Eastern Cape, South Africa, is known for its proximity to the historic town of Grahamstown, home to the National Arts Festival and Rhodes University. The best time to travel to Rini, South Africa, is from November to March, with average air temperatures around 25°C (77°F) and water temperatures near 20°C (68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!