Knysna's coastline offers visitors endless opportunites to explore its natural beauty. Brenton-on-Sea, Buffalo Bay, Bollard Bay on Leisure Isle, Coney Glenn and the beach and estuary at Noetzie provide swimming, fishing, surfing and sunbathing.

The Indian Ocean make for pleasant sea temperatures in the summer months. Tides can be strong though, and bathers should take care with strong currents at specific beaches.