Bosua Beach is known for its good swell, that is good for a surf spot. Its abt and 2h from Cape Coast. Near by towns - TAKORADI, PRINCES TOWN. Place to stay in the Bosua Beach - http://www.busuainn.com/.
Alternatively, could also rest my head here : http://www.ezilebay.com/english/location.htm
Axim Beach, further in the West is also known as a great place to be at!
Oh, and paraglading in the Kwahmu mountains could be something I might like to do, as well as swimming in the Wli waterfall!http://valerielabi.wordpress.com/