# Michaelmas Cay water temperature

Sea temperature at Michaelmas Cay is 23.7 °C (74.7 °F).

- Location: Michaelmas Cay, Australia
- Timezone: Australia/Brisbane
- Source: Open-Meteo marine forecast (snapshot)
- Generated at: 2026-09-17T21:57:09.399788+10:00
- Forecast page: https://snorkelforecast.com/australia/michaelmas-cay/
- HTML sea temperature: https://snorkelforecast.com/australia/michaelmas-cay/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: 29.6 °C (85.3 °F)
- February: 29.5 °C (85.1 °F)
- March: 29.0 °C (84.2 °F)
- April: 28.3 °C (82.9 °F)
- May: 25.9 °C (78.6 °F)
- June: 24.6 °C (76.3 °F)
- July: 24.0 °C (75.2 °F)
- August: 23.6 °C (74.5 °F)
- September: 24.7 °C (76.5 °F)
- October: 26.2 °C (79.2 °F)
- November: 27.7 °C (81.9 °F)
- December: 28.7 °C (83.7 °F)