# Sardinia water temperature Sea temperature at Sardinia is 26.4 °C (79.5 °F). - Location: Sardinia, Italy - Timezone: Europe/Rome - Source: Open-Meteo marine forecast (snapshot) - Generated at: 2026-09-22T13:19:22.290772+02:00 - Forecast page: https://snorkelforecast.com/italy/sardinia/ - HTML sea temperature: https://snorkelforecast.com/italy/sardinia/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: 15.0 °C (59.0 °F) - February: 14.1 °C (57.4 °F) - March: 14.5 °C (58.1 °F) - April: 15.6 °C (60.1 °F) - May: 18.2 °C (64.8 °F) - June: 22.4 °C (72.3 °F) - July: 25.1 °C (77.2 °F) - August: 26.1 °C (79.0 °F) - September: 23.8 °C (74.8 °F) - October: 21.9 °C (71.4 °F) - November: 19.4 °C (66.9 °F) - December: 16.4 °C (61.5 °F)