Mambrui, Kenya offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Mambrui is known for its pristine beaches and historical Swahili architecture. The best time to travel to Mambrui, Kenya, is from June to September, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 26°C (79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!