Napier – current water temperature and swimming conditions

Water Temperature in Napier: 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 Napier have been gradually cooling over the past month, with a further drop recorded during the last week.

According to our forecast, Sea water temperature in Napier will be 16.9°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

Napier sits right on the edge of Hawke’s Bay, facing the open Pacific Ocean, and its beaches are a popular spot for locals and visitors during the warmer months. Sea temperatures here follow a clear seasonal cycle. In winter, from June to August, the water usually ranges between 13–15°C, which feels distinctly cold and is generally suited to surfers or swimmers wearing wetsuits. Through spring it gradually lifts to around 15–17°C. Summer, from December to March, is the most comfortable period, with water temperatures commonly sitting between 19–22°C, especially after stretches of settled, sunny weather. Early autumn often holds at 18–20°C before the cooler southerlies return.