# Catalina Island water temperature La temperatura del mar en Catalina Island es 22.9 °C (73.2 °F). - Location: Catalina Island, USA - Timezone: America/New_York - Source: Open-Meteo marine forecast (snapshot) - Generated at: 2026-09-28T01:03:52.626591-04:00 - Forecast page: https://snorkelforecast.com/es/estados-unidos/catalina-island/ - HTML sea temperature: https://snorkelforecast.com/es/estados-unidos/catalina-island/temperatura-del-mar/ - Temperature is not a safety rating or snorkel score. - Guidance: Agua templada - What to wear: Una licra resulta útil; si eres friolero, valora un neopreno corto. ## Monthly baseline - January: 15.1 °C (59.2 °F) - February: 14.6 °C (58.3 °F) - March: 14.4 °C (57.9 °F) - April: 15.1 °C (59.2 °F) - May: 16.8 °C (62.2 °F) - June: 18.8 °C (65.8 °F) - July: 20.3 °C (68.5 °F) - August: 21.2 °C (70.2 °F) - September: 21.0 °C (69.8 °F) - October: 19.7 °C (67.5 °F) - November: 17.5 °C (63.5 °F) - December: 16.4 °C (61.5 °F)