Tunnel Beach Sea Water Temperature
A temperate beach on the Tasman Sea, warmest around February at about 14.4°C. Today's reading, 7-day forecast, and monthly averages below.
Tunnel Beach water temperature
Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges.
7-Day Water Temperature Forecast
Tunnel Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Tunnel Beach occurs inJanuary, February, March, December — peaking at14.4°C (57.9°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 | 10°C | 13.9°C | 16.8°C | Very Cold (< 16°C) |
| February | 12.6°C | 14.4°C | 18.5°C | Very Cold (< 16°C) |
| March | 12.7°C | 14.2°C | 16.9°C | Very Cold (< 16°C) |
| April | 11.7°C | 13.1°C | 15.1°C | Very Cold (< 16°C) |
| May | 10.7°C | 12.2°C | 14.3°C | Very Cold (< 16°C) |
| June | 9.7°C | 10.9°C | 13.2°C | Very Cold (< 16°C) |
| July | 8.6°C | 10.3°C | 12.4°C | Very Cold (< 16°C) |
| August | 8.7°C | 9.9°C | 11.1°C | Very Cold (< 16°C) |
| SeptemberCurrent | 9.5°C | 10.6°C | 11.7°C | Very Cold (< 16°C) |
| October | 9.1°C | 11°C | 12.9°C | Very Cold (< 16°C) |
| November | 10.8°C | 12.4°C | 15°C | Very Cold (< 16°C) |
| December | 11.5°C | 13.2°C | 15.2°C | Very Cold (< 16°C) |
Swimming FAQs for Tunnel Beach
Is the sea warm enough to swim in Tunnel Beach today?
Typical sea surface temperature in Tunnel Beach this time of year is 10.6°C (51.1°F) — classified as Very Cold (< 16°C). Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges. Live readings load automatically.
What are the warmest months for swimming in Tunnel Beach?
The highest water temperatures in Tunnel Beach typically occur duringJanuary, February, March, December, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Tunnel Beach in September?
Historically in September, water temperatures in Tunnel Beach average around10.6°C (51.1°F), fluctuating between a recorded minimum of 9.5°C and a maximum of 11.7°C.