Today's Morro Bay sea temperature is 12.0 °C. Statistics for 20 Apr (1981–2005) – mean: 13.2 °C, range: 11.9 °C to 14.8 °C. Sunny with deceptively warm air temperatures, yet the sea remains quite cold at Morro Bay. Surfers will need a good quality spring wetsuit and optionally a hood, neoprene gloves and boots.