Waitakere — Water Temperature, Sea Conditions & Trends

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Water Temperature Chart Over the Last 30 Days

Water temperature in Waitakere has risen over the last week and month. Currently, the sea water temperature at this location matches the average for this day in previous years.

According to our forecast, Water temperature in Waitakere will be 14.0°C in the next 7 days. See the table below for daily data for the upcoming week.

Table of Daily Sea Temperature Data

Annual Water Temperature Overview by Month

Monthly Water Temp Ranges

30°C

25°C

20°C

15°C

10°c

5°C

0°C

Annual Water Temperature Trend

Waitakere, on Auckland’s rugged west coast, is known for its dramatic black-sand beaches, coastal forest and surf-exposed shoreline. The water temperatures around Waitakere are typical of the upper North Island’s Tasman Sea exposure and vary through the year. In summer, sea temperatures commonly reach about 18–22 °C, offering the warmest swimming conditions. During autumn the water cools to roughly 15–19 °C as spring storms ease and the ocean begins to lose heat. Winter brings the coldest conditions, with averages near 12–15 °C along the exposed beaches, while spring sees a gradual rise to around 14–18 °C as the air and sea temperatures recover.