# Zakynthos - Navagio water temperature Sea temperature at Zakynthos - Navagio is 26.8 °C (80.2 °F). - Location: Zakynthos - Navagio, Greece - Timezone: Europe/Athens - Source: Open-Meteo marine forecast (snapshot) - Generated at: 2026-09-22T17:56:02.663108+03:00 - Forecast page: https://snorkelforecast.com/greece/zakynthos-navagio/ - HTML sea temperature: https://snorkelforecast.com/greece/zakynthos-navagio/sea-temperature/ - Temperature is not a safety rating or snorkel score. - Guidance: Warm water - What to wear: Most people are comfortable in swimwear or a light rash guard. ## Monthly baseline - January: 17.5 °C (63.5 °F) - February: 16.5 °C (61.7 °F) - March: 16.7 °C (62.1 °F) - April: 17.1 °C (62.8 °F) - May: 19.2 °C (66.6 °F) - June: 23.3 °C (73.9 °F) - July: 25.8 °C (78.4 °F) - August: 26.4 °C (79.5 °F) - September: 25.8 °C (78.4 °F) - October: 23.1 °C (73.6 °F) - November: 21.6 °C (70.9 °F) - December: 18.6 °C (65.5 °F)