Fitzroy Island Sea Temperature
Updated Sat 17:18 (Australia/Brisbane)
Australia · Forecast updated Sep 5, 2026, 17:18 UTC
Current Sea Temperature
23.6°C
74.5°F
Mild water
Versus this month's average
Close to average
The September average in our archive is 23.6°C (74.5°F).
Recent trend
Warming by 0.3°C
Seven-day average: 23.4°C, versus 23.2°C in the prior seven days.
What to wear
Mild water
A rash guard is useful; cold-sensitive snorkelers may prefer a shorty wetsuit.
Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not describe sea conditions.
Sea Surface Temperature Over the Year
In the data collected for Fitzroy Island, monthly averages range from about 23.0°C (73.5°F) in August to 23.6°C (74.5°F) in September.
Over the past 30 days, the average sea temperature in Fitzroy Island has been 23.1°C.
Monthly Water Temperature Averages
Southern Hemisphere. Summer is generally December–February; winter is June–August.
| Month | Min | Average | Max |
|---|---|---|---|
| August | 22.7°C / 72.9°F | 23.0°C / 73.5°F | 23.7°C / 74.7°F |
| September | 23.3°C / 73.9°F | 23.6°C / 74.5°F | 24.1°C / 75.4°F |
Profile calculated from 674 hourly forecast records across 2 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at Fitzroy Island
Rainforest island near Cairns with sheltered beaches and fringing coral reefs.
- Area
- Queensland
Fitzroy Island Water Temperature: Common Questions
What is the sea temperature in Fitzroy Island today?
The current sea surface temperature in Fitzroy Island is 23.6°C. Over the last 30 days, the average has been 23.1°C.
When is the water warmest in Fitzroy Island?
The warmest monthly average in the Fitzroy Island archive is September, at around 23.6°C (74.5°F).
When is the water coldest in Fitzroy Island?
The coldest monthly average in the archive is August, at around 23.0°C (73.5°F).
Can you swim in Fitzroy Island today?
At 23.6°C, the water is usually comfortable for swimming and snorkeling.
Full Snorkeling Forecast
See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Fitzroy Island.
View Snorkel Forecast →