April is a popular month to ask about Sandy Beach Oahu because conditions can shift week to week along this coast. Expect the water near 25.0°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 Pacific Ocean.
Sandy Beach Oahu sea temperature in April — averages 25.0°C
The sea at Sandy Beach Oahu in United States averages 25.0°C during April, based on long-run climatology for the Pacific Ocean. Use the live reading below for today's actual water and the monthly grid to compare with the rest of the year.
Average sea · April
25.0°C
hot · Excellent
Live water now
…
Recommended wetsuit
No wetsuit
At 25.0°C the water is warm enough to swim and surf in just a swimsuit or boardshorts.
Monthly comparison
Yes — ideal swimming weather · Sandy Beach Oahu
Can you swim at Sandy Beach Oahu in June? — 27.0°C water27.0°CCan you swim at Sandy Beach Oahu in July? — 27.0°C water27.0°CCan you swim at Sandy Beach Oahu in August? — 27.0°C water27.0°CCan you swim at Sandy Beach Oahu in September? — 27.0°C water27.0°CCan you swim at Sandy Beach Oahu in October? — 27.0°C water27.0°CCan you swim at Sandy Beach Oahu in November? — 26.0°C water26.0°C
Frequently asked questions
What is the average sea temperature at Sandy Beach Oahu in April?
Sandy Beach Oahu averages 25.0°C in April, based on long-run climatology for the Pacific Ocean.
Is the sea warm enough to swim at Sandy Beach Oahu in April?
Yes, most swimmers find 25.0°C comfortable for unrestricted swimming.
Do I need a wetsuit at Sandy Beach Oahu in April?
No wetsuit needed.