# Corsica water temperature Sea temperature at Corsica is 26.3 °C (79.3 °F). - Location: Corsica, France - Timezone: Europe/Paris - Source: Open-Meteo marine forecast (snapshot) - Generated at: 2026-09-22T13:55:31.333228+02:00 - Forecast page: https://snorkelforecast.com/france/corsica/ - HTML sea temperature: https://snorkelforecast.com/france/corsica/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: 15.3 °C (59.5 °F) - February: 14.6 °C (58.3 °F) - March: 14.7 °C (58.5 °F) - April: 16.0 °C (60.8 °F) - May: 19.0 °C (66.2 °F) - June: 23.5 °C (74.3 °F) - July: 25.6 °C (78.1 °F) - August: 26.1 °C (79.0 °F) - September: 23.8 °C (74.8 °F) - October: 22.1 °C (71.8 °F) - November: 20.0 °C (68.0 °F) - December: 16.8 °C (62.2 °F)