August is a popular month to ask about Waihi Beach because conditions can shift week to week along this coast. Expect the water near 13.0°C, with daily variation from wind, tides and recent storms. We refresh the live value from Open-Meteo Marine every hour, so the headline above always reflects the current state of the Tasman Sea.
Waihi Beach sea temperature in August — averages 13.0°C
The sea at Waihi Beach in New Zealand averages 13.0°C during August, based on long-run climatology for the Tasman Sea. Use the live reading below for today's actual water and the monthly grid to compare with the rest of the year.
Average sea · August
13.0°C
cool · Fair
Live water now
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Recommended wetsuit
4/3mm fullsuit
At 13.0°C you need a 4/3mm fullsuit, and many surfers add neoprene boots.
Monthly comparison
Cool — short dips or a shorty wetsuit · Waihi Beach
Can you swim at Waihi Beach in June? — 15.0°C water15.0°CCan you swim at Waihi Beach in July? — 14.0°C water14.0°CCan you swim at Waihi Beach in August? — 13.0°C water13.0°CCan you swim at Waihi Beach in September? — 14.0°C water14.0°CCan you swim at Waihi Beach in October? — 15.0°C water15.0°CCan you swim at Waihi Beach in November? — 17.0°C water17.0°C
Frequently asked questions
What is the average sea temperature at Waihi Beach in August?
Waihi Beach averages 13.0°C in August, based on long-run climatology for the Tasman Sea.
Is the sea warm enough to swim at Waihi Beach in August?
Not without thermal protection — a wetsuit is recommended at 13.0°C.
Do I need a wetsuit at Waihi Beach in August?
A 3/2 mm wetsuit makes longer swims comfortable.