# Madeira - Garajau water temperature Sea temperature at Madeira - Garajau is 24.1 °C (75.4 °F). - Location: Madeira - Garajau, Portugal - Timezone: Atlantic/Madeira - Source: Open-Meteo marine forecast (snapshot) - Generated at: 2026-09-22T12:19:36.510896+01:00 - Forecast page: https://snorkelforecast.com/portugal/madeira-garajau/ - HTML sea temperature: https://snorkelforecast.com/portugal/madeira-garajau/sea-temperature/ - Temperature is not a safety rating or snorkel score. - Guidance: Mild water - What to wear: A rash guard is useful; cold-sensitive snorkelers may prefer a shorty wetsuit. ## Monthly baseline - January: 20.2 °C (68.4 °F) - February: 19.5 °C (67.1 °F) - March: 19.2 °C (66.6 °F) - April: 19.8 °C (67.6 °F) - May: 20.7 °C (69.3 °F) - June: 22.1 °C (71.8 °F) - July: 23.8 °C (74.8 °F) - August: 24.7 °C (76.5 °F) - September: 24.3 °C (75.7 °F) - October: 23.9 °C (75.0 °F) - November: 22.6 °C (72.7 °F) - December: 21.1 °C (70.0 °F)