Okpoma, Nigeria offers 1 beach perfect for sunbathing, surfing, swimming, and more. Okpoma, Cross River, Nigeria, is known for the Afi Mountain Wildlife Sanctuary and the Cross River National Park. The best time to travel to Okpoma, Nigeria, is between November and February, with average air temperatures around 28°C (82°F) and water temperatures near 27°C (81°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!