# Lord Howe Island water temperature Sea temperature at Lord Howe Island is 19.6 °C (67.3 °F). - Location: Lord Howe Island, Australia - Timezone: Australia/Brisbane - Source: Open-Meteo marine forecast (snapshot) - Generated at: 2026-09-23T00:52:48.240223+10:00 - Forecast page: https://snorkelforecast.com/australia/lord-howe-island/ - HTML sea temperature: https://snorkelforecast.com/australia/lord-howe-island/sea-temperature/ - Temperature is not a safety rating or snorkel score. - Guidance: Cool water - What to wear: A 3 mm shorty or full wetsuit will make longer snorkels more comfortable. ## Monthly baseline - January: 24.2 °C (75.6 °F) - February: 25.0 °C (77.0 °F) - March: 24.8 °C (76.6 °F) - April: 23.8 °C (74.8 °F) - May: 22.0 °C (71.6 °F) - June: 20.8 °C (69.4 °F) - July: 19.4 °C (66.9 °F) - August: 18.9 °C (66.0 °F) - September: 19.4 °C (66.9 °F) - October: 20.1 °C (68.2 °F) - November: 21.9 °C (71.4 °F) - December: 23.7 °C (74.7 °F)