March is a popular month to ask about Agnes Water because conditions can shift week to week along this coast. Expect the water near 27.0°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 Coral Sea.
Agnes Water sea temperature in March — averages 27.0°C
The sea at Agnes Water in Australia averages 27.0°C during March, based on long-run climatology for the Coral 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 · March
27.0°C
tropical · Excellent
Live water now
…
Recommended wetsuit
No wetsuit
At 27.0°C the water is warm enough to swim and surf in just a swimsuit or boardshorts.
Monthly comparison
Yes — ideal swimming weather · Agnes Water
Can you swim at Agnes Water in June? — 23.0°C water23.0°CCan you swim at Agnes Water in July? — 22.0°C water22.0°CCan you swim at Agnes Water in August? — 22.0°C water22.0°CCan you swim at Agnes Water in September? — 23.0°C water23.0°CCan you swim at Agnes Water in October? — 25.0°C water25.0°CCan you swim at Agnes Water in November? — 26.0°C water26.0°C
Frequently asked questions
What is the average sea temperature at Agnes Water in March?
Agnes Water averages 27.0°C in March, based on long-run climatology for the Coral Sea.
Is the sea warm enough to swim at Agnes Water in March?
Yes, most swimmers find 27.0°C comfortable for unrestricted swimming.
Do I need a wetsuit at Agnes Water in March?
No wetsuit needed.