Flatrock Beach Sea Water Temperature
A mild beach on the Tasman Sea, warmest around February at about 23.6°C. Today's reading, 7-day forecast, and monthly averages below.
Flatrock Beach water temperature
Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing.
7-Day Water Temperature Forecast
Flatrock Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Flatrock Beach occurs inJanuary, February, March — peaking at23.6°C (74.5°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 | 20.3°C | 22.4°C | 24.2°C | Comfortable (20°C – 24°C) |
| February | 21.2°C | 23.6°C | 26°C | Comfortable (20°C – 24°C) |
| March | 20.9°C | 23.3°C | 24.6°C | Comfortable (20°C – 24°C) |
| April | 19.6°C | 21.9°C | 24.6°C | Comfortable (20°C – 24°C) |
| May | 18.3°C | 20.7°C | 24.2°C | Comfortable (20°C – 24°C) |
| June | 17.8°C | 19.1°C | 22.3°C | Cool / Refreshing (16°C – 20°C) |
| July | 15.6°C | 18°C | 20.4°C | Cool / Refreshing (16°C – 20°C) |
| August | 15.4°C | 17.5°C | 20.2°C | Cool / Refreshing (16°C – 20°C) |
| SeptemberCurrent | 16°C | 17.8°C | 19.9°C | Cool / Refreshing (16°C – 20°C) |
| October | 16.4°C | 18.7°C | 21.3°C | Cool / Refreshing (16°C – 20°C) |
| November | 18.5°C | 19.9°C | 22.2°C | Cool / Refreshing (16°C – 20°C) |
| December | 19.5°C | 21.1°C | 23.5°C | Comfortable (20°C – 24°C) |
Swimming FAQs for Flatrock Beach
Is the sea warm enough to swim in Flatrock Beach today?
Typical sea surface temperature in Flatrock Beach this time of year is 17.8°C (64°F) — classified as Cool / Refreshing (16°C – 20°C). Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing. Live readings load automatically.
What are the warmest months for swimming in Flatrock Beach?
The highest water temperatures in Flatrock Beach typically occur duringJanuary, February, March, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Flatrock Beach in September?
Historically in September, water temperatures in Flatrock Beach average around17.8°C (64.0°F), fluctuating between a recorded minimum of 16°C and a maximum of 19.9°C.