Boulder 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.
Boulder Beach water temperature
Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges.
7-Day Water Temperature Forecast
Boulder Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Boulder 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 Boulder Beach
Is the sea warm enough to swim in Boulder Beach today?
Typical sea surface temperature in Boulder 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 Boulder Beach?
The highest water temperatures in Boulder Beach typically occur duringJanuary, February, March, December, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Boulder Beach in September?
Historically in September, water temperatures in Boulder Beach average around10.6°C (51.1°F), fluctuating between a recorded minimum of 9.5°C and a maximum of 11.7°C.