Tāhunanui Beach Sea Water Temperature
A temperate beach on the Tasman Sea, warmest around February at about 20°C. Today's reading, 7-day forecast, and monthly averages below.
Tāhunanui Beach water temperature
Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges.
7-Day Water Temperature Forecast
Tāhunanui Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Tāhunanui Beach occurs inJanuary, February, March, December — peaking at20°C (68°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 | 17°C | 19°C | 23.8°C | Cool / Refreshing (16°C – 20°C) |
| February | 18.3°C | 20°C | 21.5°C | Comfortable (20°C – 24°C) |
| March | 16.5°C | 19°C | 21.1°C | Cool / Refreshing (16°C – 20°C) |
| April | 15.6°C | 17.4°C | 19.2°C | Cool / Refreshing (16°C – 20°C) |
| May | 13.7°C | 15.6°C | 17.9°C | Very Cold (< 16°C) |
| June | 12.8°C | 13.7°C | 15.6°C | Very Cold (< 16°C) |
| July | 10.8°C | 12.3°C | 13.9°C | Very Cold (< 16°C) |
| August | 10.7°C | 11.8°C | 12.6°C | Very Cold (< 16°C) |
| SeptemberCurrent | 11.7°C | 12.8°C | 13.8°C | Very Cold (< 16°C) |
| October | 12.7°C | 14.2°C | 16.3°C | Very Cold (< 16°C) |
| November | 14.8°C | 16.1°C | 18.2°C | Cool / Refreshing (16°C – 20°C) |
| December | 16.1°C | 18°C | 20.1°C | Cool / Refreshing (16°C – 20°C) |
Swimming FAQs for Tāhunanui Beach
Is the sea warm enough to swim in Tāhunanui Beach today?
Typical sea surface temperature in Tāhunanui Beach this time of year is 12.8°C (55°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 Tāhunanui Beach?
The highest water temperatures in Tāhunanui Beach typically occur duringJanuary, February, March, December, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Tāhunanui Beach in September?
Historically in September, water temperatures in Tāhunanui Beach average around12.8°C (55.0°F), fluctuating between a recorded minimum of 11.7°C and a maximum of 13.8°C.