# Redang Island water temperature Sea temperature at Redang Island is 30.8 °C (87.4 °F). - Location: Redang Island, Malaysia - Timezone: Asia/Kuala_Lumpur - Source: Open-Meteo marine forecast (snapshot) - Generated at: 2026-09-22T19:20:17.011216+08:00 - Forecast page: https://snorkelforecast.com/malaysia/redang-island/ - HTML sea temperature: https://snorkelforecast.com/malaysia/redang-island/sea-temperature/ - Temperature is not a safety rating or snorkel score. - Guidance: Very warm water - What to wear: Swimwear is usually enough; a rash guard adds sun protection. ## Monthly baseline - January: 28.3 °C (82.9 °F) - February: 28.3 °C (82.9 °F) - March: 28.9 °C (84.0 °F) - April: 30.3 °C (86.5 °F) - May: 31.2 °C (88.2 °F) - June: 30.9 °C (87.6 °F) - July: 30.7 °C (87.3 °F) - August: 30.8 °C (87.4 °F) - September: 30.5 °C (86.9 °F) - October: 30.3 °C (86.5 °F) - November: 29.9 °C (85.8 °F) - December: 28.6 °C (83.5 °F)