Te Korowai-o-Te-Tonga Peninsula – current water temperature and swimming conditions
This page shows the current water temperature at Te Korowai-o-Te-Tonga Peninsula in Auckland Region. You can view recent sea temperature trends on a 30-day chart, check typical monthly water temperature ranges, and compare today’s reading with historical averages for this date. The page also includes a 7-day water temperature forecast, nearby beaches with similar conditions, local weather information, and a summary of swimming conditions to help you assess how suitable the water is for swimming.
Current Sea Water Temperature
The average sea water temperature today in Te Korowai-o-Te-Tonga Peninsula is about 20°C.
Water Temperature in Te Korowai-o-Te-Tonga Peninsula: Daily Trends, Historical Records, and Forecast
⚠️ Water in this range feels cool but still manageable for many swimmers. Short to moderate swims are comfortable, especially in warm weather. Some people may prefer a wetsuit for longer stays, particularly when swimming actively or outside peak summer conditions.
It’s important to note that these swimming tips and recommendations apply only in settled weather. When air temperatures drop below 20°C — and sometimes even below 25°C — swimming can feel uncomfortable, even when water temperatures are relatively high.
Water Temperature Over the Last 30 Days
Water temperatures in Te Korowai-o-Te-Tonga Peninsulafell over the past month, but have levelled out during the last week.
According to our forecast, Sea water temperature in Te Korowai-o-Te-Tonga Peninsula will be 17.9°C in the next 7 days. See the table below for daily data for the upcoming week.
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| Mar 22 | 19.6°C | 20.0°C | |
| Mar 23 | 19.7°C | 20.0°C | |
| Mar 24 | 19.9°C | 20.3°C | |
| Mar 25 | 19.9°C | 20.0°C | |
| Mar 26 | 20.0°C | 19.8°C | |
| Mar 27 | 19.9°C | 20.3°C | |
| Mar 28 | 19.6°C | 20.0°C | |
| Mar 29 | 19.9°C | 20.3°C | |
| Mar 30 | 19.9°C | 20.3°C | 19.9°C |
| Mar 31 | 20.0°C | 19.6°C | |
| Apr 1 | 20.5°C | 19.3°C | |
| Apr 2 | 19.3°C | 19.0°C | |
| Apr 3 | 18.5°C | 18.7°C | |
| Apr 4 | 16.5°C | 18.5°C | |
| Apr 5 | 17.0°C | 18.2°C | |
| Apr 6 | 16.8°C | 17.9°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual near-shore water temperatures in Te Korowai-o-Te-Tonga Peninsula can vary by several degrees from the values shown, particularly after heavy rain, strong southerlies, or prolonged windy conditions. Certain wind patterns can trigger upwelling, where cooler, deeper water is pushed to the surface and replaces the warmer top layer, leading to noticeable short-term changes in water temperature.
Our water temperature forecast is produced using a proprietary mathematical model that combines real-time measurements with long-term historical patterns, local weather conditions, wind strength and direction, and air temperature specific to each coastal region. To improve accuracy, we cross-check data from nearby locations and use multiple sources, including offshore buoys, satellite-based sea surface maps, and observations provided by local authorities.
Annual Water Temperature Overview by Month
Monthly Water Temp Ranges
Annual Water Temperature Trend
Te Korowai-o-Te-Tonga Peninsula, on Auckland’s rugged west coast, faces directly into the Tasman Sea and is known for its wild, untamed shoreline. Sea temperatures here follow the typical upper North Island pattern, though the exposed setting can make the water feel cooler than sheltered east coast beaches. In summer, from January through March, water temperatures generally range between 18 and 21°C. During autumn, they ease back to around 16 to 19°C. Winter sees cooler conditions, with the sea usually between 13 and 15°C, while spring brings a gradual rise from roughly 14 up to 17°C. Even in mid-summer, the first dip can feel brisk, especially with a westerly breeze.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 18°C | 21°C | 24°C |
| February | 19°C | 22°C | 24°C |
| March | 18°C | 21°C | 24°C |
| April | 17°C | 20°C | 22°C |
| May | 15°C | 18°C | 20°C |
| June | 14°C | 16°C | 18°C |
| July | 13°C | 15°C | 17°C |
| August | 12°C | 14°C | 17°C |
| September | 12°C | 14°C | 17°C |
| October | 13°C | 15°C | 18°C |
| November | 15°C | 17°C | 19°C |
| December | 17°C | 19°C | 23°C |
* Click on a month to view detailed water temperature data.
Te Korowai-o-Te-Tonga Peninsula: Weather Forecast
March 30
March 31
April 1
April 2
Local Water Conditions and Nearby Spots
Nearby Beaches and Water Temperatures
Mosquito Beach
Pouto Beach
Te Arai Point
Hatfields Beach
Muriwai Beach
Mita Bay Campground
Waiwera Beach
Sullivans Bay
Snells Beach
Swimming Conditions
Swimming is technically allowed, but this is a high-energy coastline where conditions are often challenging. Strong surf, rip currents and shifting sandbars are common along much of the west coast, and there are typically no patrolled areas. As a result, swimming is only advisable for experienced and confident swimmers, and only when the sea is relatively calm. For most visitors, the peninsula is better suited to walking, fishing or simply taking in the dramatic scenery. If entering the water, it’s important to assess the conditions carefully and stay close to shore.
