Byron Bay Sea Temperature
Australia · Updated hourly from satellite and marine data
Current Sea Temperature
21.2°C
Comfortable for snorkeling
Sea Surface Temperature Over the Year
Sea surface temperature in Byron Bay ranges from about 21.6°C in June to 21.6°C in June. The water is warmest in late summer and coolest in winter.
Over the past 30 days, the average sea temperature in Byron Bay has been 21.6°C.
Monthly Water Temperature Averages
| Month | Min | Average | Max |
|---|---|---|---|
| Jun | — | — | — |
Based on recent forecast data collected for Byron Bay.
Byron Bay Water Temperature — Common Questions
What is the sea temperature in Byron Bay today?
The current sea surface temperature in Byron Bay is 21.2°C. Over the last 30 days, the average has been 21.6°C.
When is the water warmest in Byron Bay?
The warmest sea temperatures in Byron Bay occur in June, averaging around 21.6°C. Late summer typically brings the warmest water, ideal for snorkeling without a wetsuit.
When is the water coldest in Byron Bay?
The coldest sea temperatures are in June, averaging around 21.6°C.
Can you swim in Byron Bay today?
Yes — at 21.2°C the water is warm enough for comfortable swimming and snorkeling.
Full Snorkeling Forecast
See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Byron Bay.
View Snorkel Forecast →