Byron Bay Sea Water Temperature
Australia's easternmost mainland point featuring pristine beaches, dolphins, and warm oceanic currents. Today's reading, 7-day forecast, and monthly averages below.
Byron Bay water temperature
Pleasant and revitalizing. Great for most beachgoers and active recreational swimming.
7-Day Water Temperature Forecast
Byron Bay Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Byron Bay occurs inDec, Jan, Feb, Mar, Apr — peaking at25.9°C (78.6°F) in February.
Year-Round Water Temperature Curve (°C / °F)
Hover a bar for detailsFull 12-month data table — min / avg / max & swimming comfort
| Month | Min Water Temp | Average Water Temp | Max Water Temp | Swimming Comfort |
|---|---|---|---|---|
| January | 24.1°C | 25.3°C | 26.6°C | Warm & Ideal (24°C – 28°C) |
| February | 24.6°C | 25.9°C | 27.2°C | Warm & Ideal (24°C – 28°C) |
| March | 24.2°C | 25.5°C | 26.7°C | Warm & Ideal (24°C – 28°C) |
| April | 23°C | 24.2°C | 25.4°C | Warm & Ideal (24°C – 28°C) |
| May | 21.4°C | 22.5°C | 23.7°C | Comfortable (20°C – 24°C) |
| June | 19.9°C | 20.9°C | 22°C | Comfortable (20°C – 24°C) |
| July | 19°C | 19.9°C | 20.9°C | Cool / Refreshing (16°C – 20°C) |
| August | 18.8°C | 19.7°C | 20.7°C | Cool / Refreshing (16°C – 20°C) |
| SeptemberCurrent | 19.5°C | 20.5°C | 21.6°C | Comfortable (20°C – 24°C) |
| October | 20.7°C | 21.8°C | 23°C | Comfortable (20°C – 24°C) |
| November | 22.1°C | 23.3°C | 24.6°C | Comfortable (20°C – 24°C) |
| December | 23.3°C | 24.5°C | 25.8°C | Warm & Ideal (24°C – 28°C) |
Swimming FAQs for Byron Bay
Is the sea warm enough to swim in Byron Bay today?
Typical sea surface temperature in Byron Bay this time of year is 20.5°C (68.9°F) — classified as Comfortable (20°C – 24°C). Pleasant and revitalizing. Great for most beachgoers and active recreational swimming. Live readings load automatically.
What are the warmest months for swimming in Byron Bay?
The highest water temperatures in Byron Bay typically occur duringDec, Jan, Feb, Mar, Apr, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Byron Bay in September?
Historically in September, water temperatures in Byron Bay average around20.5°C (68.9°F), fluctuating between a recorded minimum of 19.5°C and a maximum of 21.6°C.