# Rovinj water temperature Sea temperature at Rovinj is 25.1 °C (77.2 °F). - Location: Rovinj, Croatia - Timezone: Europe/Zagreb - Source: Open-Meteo marine forecast (snapshot) - Generated at: 2026-09-22T16:53:52.016881+02:00 - Forecast page: https://snorkelforecast.com/croatia/rovinj/ - HTML sea temperature: https://snorkelforecast.com/croatia/rovinj/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: 12.9 °C (55.2 °F) - February: 12.0 °C (53.6 °F) - March: 12.2 °C (54.0 °F) - April: 14.3 °C (57.7 °F) - May: 18.0 °C (64.4 °F) - June: 23.2 °C (73.8 °F) - July: 26.5 °C (79.7 °F) - August: 26.5 °C (79.7 °F) - September: 24.5 °C (76.1 °F) - October: 21.0 °C (69.8 °F) - November: 17.9 °C (64.2 °F) - December: 14.6 °C (58.3 °F)