Long Beach Sea Water Temperature
A mild beach on the Tasman Sea, warmest around February at about 22.7°C. Today's reading, 7-day forecast, and monthly averages below.
Long Beach water temperature
Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing.
7-Day Water Temperature Forecast
Long Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Long Beach occurs inJanuary, February, March, April — peaking at22.7°C (72.9°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 | 19.5°C | 21.5°C | 23.4°C | Comfortable (20°C – 24°C) |
| February | 21.3°C | 22.7°C | 24.6°C | Comfortable (20°C – 24°C) |
| March | 21.3°C | 22.4°C | 24.5°C | Comfortable (20°C – 24°C) |
| April | 18.6°C | 21.4°C | 23.6°C | Comfortable (20°C – 24°C) |
| May | 17.8°C | 20.1°C | 21.9°C | Comfortable (20°C – 24°C) |
| June | 16.6°C | 18.5°C | 21.2°C | Cool / Refreshing (16°C – 20°C) |
| July | 14.3°C | 17.1°C | 19.5°C | Cool / Refreshing (16°C – 20°C) |
| August | 15°C | 16.6°C | 18.5°C | Cool / Refreshing (16°C – 20°C) |
| SeptemberCurrent | 15.5°C | 17°C | 18.8°C | Cool / Refreshing (16°C – 20°C) |
| October | 16.1°C | 18.1°C | 20.4°C | Cool / Refreshing (16°C – 20°C) |
| November | 17.8°C | 19.1°C | 21°C | Cool / Refreshing (16°C – 20°C) |
| December | 18.8°C | 20.6°C | 23.4°C | Comfortable (20°C – 24°C) |
Swimming FAQs for Long Beach
Is the sea warm enough to swim in Long Beach today?
Typical sea surface temperature in Long Beach this time of year is 17°C (62.6°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 Long Beach?
The highest water temperatures in Long Beach typically occur duringJanuary, February, March, April, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Long Beach in September?
Historically in September, water temperatures in Long Beach average around17°C (62.6°F), fluctuating between a recorded minimum of 15.5°C and a maximum of 18.8°C.