Sumbe, Angola offers 1 beach perfect for sunbathing, surfing, swimming, and more. Sumbe is known for its beautiful beaches and the nearby Cachoeiras Falls. The best time to travel to Sumbe, Angola, is from May to September, when the average air temperature is around 24°C (75°F) and the water temperature is approximately 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!